[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Nov 3 18:02:46 UTC 2017
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG, CaribNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG, IRNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats at lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
Routing Table Report 04:00 +10GMT Sat 04 Nov, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 667790
Prefixes after maximum aggregation (per Origin AS): 260185
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 322511
Total ASes present in the Internet Routing Table: 58913
Prefixes per ASN: 11.34
Origin-only ASes present in the Internet Routing Table: 50897
Origin ASes announcing only one prefix: 22398
Transit ASes present in the Internet Routing Table: 8016
Transit-only ASes present in the Internet Routing Table: 242
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 35
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 95
Number of instances of unregistered ASNs: 95
Number of 32-bit ASNs allocated by the RIRs: 20457
Number of 32-bit ASNs visible in the Routing Table: 16298
Prefixes from 32-bit ASNs in the Routing Table: 67031
Number of bogon 32-bit ASNs visible in the Routing Table: 112
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 398
Number of addresses announced to Internet: 2857996768
Equivalent to 170 /8s, 89 /16s and 145 /24s
Percentage of available address space announced: 77.2
Percentage of allocated address space announced: 77.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.7
Total number of prefixes smaller than registry allocations: 219841
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 184650
Total APNIC prefixes after maximum aggregation: 52789
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 183706
Unique aggregates announced from the APNIC address blocks: 75656
APNIC Region origin ASes present in the Internet Routing Table: 8454
APNIC Prefixes per ASN: 21.73
APNIC Region origin ASes announcing only one prefix: 2365
APNIC Region transit ASes present in the Internet Routing Table: 1217
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3310
Number of APNIC addresses announced to Internet: 766542560
Equivalent to 45 /8s, 176 /16s and 130 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-137529
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 200115
Total ARIN prefixes after maximum aggregation: 96679
ARIN Deaggregation factor: 2.07
Prefixes being announced from the ARIN address blocks: 201624
Unique aggregates announced from the ARIN address blocks: 94254
ARIN Region origin ASes present in the Internet Routing Table: 18002
ARIN Prefixes per ASN: 11.20
ARIN Region origin ASes announcing only one prefix: 6656
ARIN Region transit ASes present in the Internet Routing Table: 1778
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2244
Number of ARIN addresses announced to Internet: 1110413088
Equivalent to 66 /8s, 47 /16s and 143 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-397212
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 179438
Total RIPE prefixes after maximum aggregation: 87653
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 175348
Unique aggregates announced from the RIPE address blocks: 105914
RIPE Region origin ASes present in the Internet Routing Table: 24546
RIPE Prefixes per ASN: 7.14
RIPE Region origin ASes announcing only one prefix: 11215
RIPE Region transit ASes present in the Internet Routing Table: 3486
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6326
Number of RIPE addresses announced to Internet: 713549696
Equivalent to 42 /8s, 135 /16s and 231 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-207259
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 85724
Total LACNIC prefixes after maximum aggregation: 19069
LACNIC Deaggregation factor: 4.50
Prefixes being announced from the LACNIC address blocks: 86983
Unique aggregates announced from the LACNIC address blocks: 39126
LACNIC Region origin ASes present in the Internet Routing Table: 6538
LACNIC Prefixes per ASN: 13.30
LACNIC Region origin ASes announcing only one prefix: 1816
LACNIC Region transit ASes present in the Internet Routing Table: 1198
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4055
Number of LACNIC addresses announced to Internet: 172476000
Equivalent to 10 /8s, 71 /16s and 198 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 17766
Total AfriNIC prefixes after maximum aggregation: 3923
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 19731
Unique aggregates announced from the AfriNIC address blocks: 7234
AfriNIC Region origin ASes present in the Internet Routing Table: 1094
AfriNIC Prefixes per ASN: 18.04
AfriNIC Region origin ASes announcing only one prefix: 345
AfriNIC Region transit ASes present in the Internet Routing Table: 214
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 363
Number of AfriNIC addresses announced to Internet: 94518528
Equivalent to 5 /8s, 162 /16s and 61 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5271 4192 76 ERX-CERNET-BKB China Education and Rese
7545 4110 410 412 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 2788 11128 754 KIXS-AS-KR Korea Telecom, KR
17974 2783 900 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2766 1499 541 BSNL-NIB National Internet Backbone, IN
45899 2405 1494 147 VNPT-AS-VN VNPT Corp, VN
9808 2396 8699 32 CMNET-GD Guangdong Mobile Communication
9394 2176 4931 27 CTTNET China TieTong Telecommunications
7552 2126 1157 65 VIETEL-AS-AP Viettel Corporation, VN
4755 2113 422 221 TATACOMM-AS TATA Communications formerl
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6327 3335 1323 86 SHAW - Shaw Communications Inc., CA
22773 3292 2952 157 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2175 405 107 MEGAPATH5-US - MegaPath Corporation, US
20115 2052 2289 421 CHARTER-NET-HKY-NC - Charter Communicat
6389 2045 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
209 1942 5063 648 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1881 4035 567 AMAZON-02 - Amazon.com, Inc., US
30036 1842 330 283 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1627 237 571 CABLEONE - CABLE ONE, INC., US
701 1578 10589 627 UUNET - MCI Communications Services, In
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 3387 186 23 ALJAWWALSTC-AS, SA
20940 2840 850 2051 AKAMAI-ASN1, US
8551 2499 378 42 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2064 329 427 TELLCOM-AS, TR
12389 1893 1694 717 ROSTELECOM-AS, RU
12479 1852 1064 87 UNI2-AS, ES
9121 1806 1691 17 TTNET, TR
13188 1605 100 46 TRIOLAN, UA
6849 1225 355 21 UKRTELNET, UA
8402 1206 544 14 CORBINA-AS OJSC "Vimpelcom", RU
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3549 538 282 Telmex Colombia S.A., CO
8151 3444 3421 582 Uninet S.A. de C.V., MX
11830 2333 367 41 Instituto Costarricense de Electricidad
6503 1598 437 53 Axtel, S.A.B. de C.V., MX
7303 1484 1016 194 Telecom Argentina S.A., AR
6147 1274 377 27 Telefonica del Peru S.A.A., PE
3816 1031 509 103 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 1001 2289 179 CLARO S.A., BR
11172 913 126 86 Alestra, S. de R.L. de C.V., MX
18881 902 1060 26 TELEFÔNICA BRASIL S.A, BR
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1226 398 49 LINKdotNET-AS, EG
37611 778 91 8 Afrihost, ZA
36903 704 354 142 MT-MPLS, MA
36992 668 1383 31 ETISALAT-MISR, EG
24835 515 850 15 RAYA-AS, EG
8452 506 1730 17 TE-AS TE-AS, EG
29571 431 36 10 CITelecom-AS, CI
37492 420 367 77 ORANGE-, TN
15399 352 35 7 WANANCHI-, KE
23889 302 103 14 MauritiusTelecom, MU
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5271 4192 76 ERX-CERNET-BKB China Education and Rese
7545 4110 410 412 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3549 538 282 Telmex Colombia S.A., CO
8151 3444 3421 582 Uninet S.A. de C.V., MX
39891 3387 186 23 ALJAWWALSTC-AS, SA
6327 3335 1323 86 SHAW - Shaw Communications Inc., CA
22773 3292 2952 157 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
20940 2840 850 2051 AKAMAI-ASN1, US
4766 2788 11128 754 KIXS-AS-KR Korea Telecom, KR
17974 2783 900 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7545 4110 3698 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3387 3364 ALJAWWALSTC-AS, SA
10620 3549 3267 Telmex Colombia S.A., CO
6327 3335 3249 SHAW - Shaw Communications Inc., CA
22773 3292 3135 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8151 3444 2862 Uninet S.A. de C.V., MX
17974 2783 2705 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
8551 2499 2457 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
9808 2396 2364 CMNET-GD Guangdong Mobile Communication Co.Ltd.
11830 2333 2292 Instituto Costarricense de Electricidad y Telec
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P
64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P
65530 PRIVATE 45.249.40.0/24 133720 SOFTCALLCOC-AS SOFT CALL CUST-
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
290012147 UNALLOCATED 63.65.43.0/24 7046 RFC2270-UUNET-CUSTOMER - MCI C
3489671207 UNALLOCATED 64.53.36.0/24 10279 WCCL-AS - West Carolina Commun
65543 DOCUMENT 79.98.33.0/24 43950 SPILSBY-AS ===================
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.14.0/23 10247 NETLINE, ZA
14.192.48.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.49.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.50.0/23 10247 NETLINE, ZA
14.192.50.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.51.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.58.0/23 10247 NETLINE, ZA
27.100.7.0/24 56096 UNKNOWN
36.255.250.0/23 10247 NETLINE, ZA
41.78.180.0/23 37265 -Reserved AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:15 /9:13 /10:36 /11:106 /12:285
/13:552 /14:1053 /15:1865 /16:13397 /17:7746 /18:13608
/19:25259 /20:39160 /21:43306 /22:80799 /23:66438 /24:371936
/25:848 /26:619 /27:648 /28:35 /29:21 /30:16
/31:2 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3129 3335 SHAW - Shaw Communications Inc., CA
39891 2946 3387 ALJAWWALSTC-AS, SA
22773 2529 3292 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2070 2175 MEGAPATH5-US - MegaPath Corporation, US
8551 1963 2499 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11830 1703 2333 Instituto Costarricense de Electricidad y Telec
30036 1613 1842 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1537 3549 Telmex Colombia S.A., CO
11492 1447 1627 CABLEONE - CABLE ONE, INC., US
34984 1370 2064 TELLCOM-AS, TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1564 2:839 4:18 5:2502 6:36 8:1065
9:1 12:1854 13:165 14:1725 15:29 16:3
17:179 18:77 20:59 23:2483 24:1681 25:2
27:2367 31:1950 32:87 35:21 36:447 37:2383
38:1415 39:77 40:99 41:3045 42:517 43:1928
44:86 45:3193 46:2831 47:171 49:1336 50:1020
51:19 52:879 54:353 55:2 56:4 57:42
58:1570 59:992 60:360 61:2019 62:1741 63:1845
64:4587 65:2225 66:4453 67:2299 68:1185 69:3163
70:1129 71:588 72:2090 74:2622 75:389 76:411
77:1514 78:1553 79:1948 80:1415 81:1408 82:1060
83:747 84:986 85:1946 86:469 87:1214 88:862
89:2282 90:174 91:6227 92:1027 93:2316 94:2405
95:2675 96:648 97:352 98:957 99:101 100:153
101:1226 102:1 103:16102 104:3091 105:209 106:565
107:1737 108:831 109:2906 110:1508 111:1759 112:1244
113:1290 114:1053 115:1573 116:1645 117:1821 118:2148
119:1656 120:898 121:1075 122:2437 123:1880 124:1496
125:1818 128:957 129:663 130:446 131:1506 132:596
133:193 134:826 135:227 136:435 137:476 138:1954
139:540 140:381 141:671 142:747 143:911 144:806
145:189 146:1116 147:704 148:1490 149:613 150:712
151:995 152:720 153:300 154:925 155:747 156:716
157:746 158:600 159:1603 160:807 161:727 162:2504
163:513 164:991 165:1448 166:390 167:1335 168:3038
169:819 170:3541 171:392 172:1006 173:1896 174:818
175:775 176:1865 177:3962 178:2477 179:1124 180:2220
181:2103 182:2413 183:815 184:884 185:11268 186:3311
187:2362 188:2566 189:1924 190:8161 191:1345 192:9702
193:5865 194:4732 195:3963 196:2229 197:1270 198:5525
199:5873 200:7177 201:4628 202:10353 203:10006 204:4530
205:2861 206:3015 207:3117 208:3974 209:3884 210:3931
211:2068 212:2844 213:2578 214:860 215:67 216:5689
217:2109 218:920 219:601 220:1676 221:939 222:722
223:1287
End of report
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