[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Nov 17 18:02:53 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 18 Nov, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 669243
Prefixes after maximum aggregation (per Origin AS): 261132
Deaggregation factor: 2.56
Unique aggregates announced (without unneeded subnets): 324419
Total ASes present in the Internet Routing Table: 59057
Prefixes per ASN: 11.33
Origin-only ASes present in the Internet Routing Table: 50996
Origin ASes announcing only one prefix: 22477
Transit ASes present in the Internet Routing Table: 8061
Transit-only ASes present in the Internet Routing Table: 237
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 33
Max AS path prepend of ASN ( 42350) 26
Prefixes from unregistered ASNs in the Routing Table: 66
Number of instances of unregistered ASNs: 66
Number of 32-bit ASNs allocated by the RIRs: 20629
Number of 32-bit ASNs visible in the Routing Table: 16445
Prefixes from 32-bit ASNs in the Routing Table: 67472
Number of bogon 32-bit ASNs visible in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 373
Number of addresses announced to Internet: 2860215200
Equivalent to 170 /8s, 123 /16s and 107 /24s
Percentage of available address space announced: 77.3
Percentage of allocated address space announced: 77.3
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: 221222
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 183760
Total APNIC prefixes after maximum aggregation: 52734
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 182870
Unique aggregates announced from the APNIC address blocks: 76396
APNIC Region origin ASes present in the Internet Routing Table: 8479
APNIC Prefixes per ASN: 21.57
APNIC Region origin ASes announcing only one prefix: 2375
APNIC Region transit ASes present in the Internet Routing Table: 1214
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3341
Number of APNIC addresses announced to Internet: 766706720
Equivalent to 45 /8s, 179 /16s and 4 /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: 200928
Total ARIN prefixes after maximum aggregation: 96889
ARIN Deaggregation factor: 2.07
Prefixes being announced from the ARIN address blocks: 202381
Unique aggregates announced from the ARIN address blocks: 94639
ARIN Region origin ASes present in the Internet Routing Table: 18033
ARIN Prefixes per ASN: 11.22
ARIN Region origin ASes announcing only one prefix: 6686
ARIN Region transit ASes present in the Internet Routing Table: 1783
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: 2267
Number of ARIN addresses announced to Internet: 1112401952
Equivalent to 66 /8s, 77 /16s and 232 /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: 180372
Total RIPE prefixes after maximum aggregation: 88301
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 176264
Unique aggregates announced from the RIPE address blocks: 106583
RIPE Region origin ASes present in the Internet Routing Table: 24607
RIPE Prefixes per ASN: 7.16
RIPE Region origin ASes announcing only one prefix: 11253
RIPE Region transit ASes present in the Internet Routing Table: 3501
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6373
Number of RIPE addresses announced to Internet: 713322624
Equivalent to 42 /8s, 132 /16s and 112 /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: 86119
Total LACNIC prefixes after maximum aggregation: 19232
LACNIC Deaggregation factor: 4.48
Prefixes being announced from the LACNIC address blocks: 87376
Unique aggregates announced from the LACNIC address blocks: 39262
LACNIC Region origin ASes present in the Internet Routing Table: 6572
LACNIC Prefixes per ASN: 13.30
LACNIC Region origin ASes announcing only one prefix: 1808
LACNIC Region transit ASes present in the Internet Routing Table: 1222
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: 4093
Number of LACNIC addresses announced to Internet: 172416736
Equivalent to 10 /8s, 70 /16s and 222 /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: 17996
Total AfriNIC prefixes after maximum aggregation: 3921
AfriNIC Deaggregation factor: 4.59
Prefixes being announced from the AfriNIC address blocks: 19979
Unique aggregates announced from the AfriNIC address blocks: 7237
AfriNIC Region origin ASes present in the Internet Routing Table: 1100
AfriNIC Prefixes per ASN: 18.16
AfriNIC Region origin ASes announcing only one prefix: 354
AfriNIC Region transit ASes present in the Internet Routing Table: 216
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 371
Number of AfriNIC addresses announced to Internet: 94916864
Equivalent to 5 /8s, 168 /16s and 81 /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 5278 4192 76 ERX-CERNET-BKB China Education and Rese
7545 4060 410 408 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 2792 11128 756 KIXS-AS-KR Korea Telecom, KR
17974 2775 916 76 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2759 1499 540 BSNL-NIB National Internet Backbone, IN
45899 2342 1497 155 VNPT-AS-VN VNPT Corp, VN
7552 2233 1158 61 VIETEL-AS-AP Viettel Group, VN
9394 2168 4931 26 CTTNET China TieTong Telecommunications
9808 2122 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2114 422 222 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 3328 1323 86 SHAW - Shaw Communications Inc., CA
22773 3301 2952 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2171 405 107 MEGAPATH5-US - MegaPath Corporation, US
20115 2054 2288 444 CHARTER-NET-HKY-NC - Charter Communicat
6389 2013 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
209 1928 5063 647 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1926 4057 585 AMAZON-02 - Amazon.com, Inc., US
30036 1845 330 300 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1660 235 578 CABLEONE - CABLE ONE, INC., US
701 1548 10589 626 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 2845 851 2055 AKAMAI-ASN1, US
8551 2496 378 42 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2063 329 427 TELLCOM-AS, TR
12479 1920 1066 102 UNI2-AS, ES
12389 1898 1698 718 ROSTELECOM-AS, RU
9121 1839 1691 17 TTNET, TR
13188 1604 100 52 TRIOLAN, UA
6849 1227 355 21 UKRTELNET, UA
8402 1218 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 3547 537 307 Telmex Colombia S.A., CO
8151 3448 3424 583 Uninet S.A. de C.V., MX
11830 2355 367 41 Instituto Costarricense de Electricidad
6503 1594 437 53 Axtel, S.A.B. de C.V., MX
7303 1488 1018 194 Telecom Argentina S.A., AR
6147 1219 377 27 Telefonica del Peru S.A.A., PE
3816 1030 509 103 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 1004 2290 174 CLARO S.A., BR
11172 913 126 85 Alestra, S. de R.L. de C.V., MX
18881 904 1063 28 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 1207 398 48 LINKdotNET-AS, EG
37611 799 91 8 Afrihost, ZA
36903 718 361 144 MT-MPLS, MA
36992 678 1383 31 ETISALAT-MISR, EG
24835 515 850 15 RAYA-AS, EG
8452 502 1730 17 TE-AS TE-AS, EG
29571 434 36 10 CITelecom-AS, CI
37492 425 367 77 ORANGE-, TN
37342 355 32 1 MOVITEL, MZ
15399 349 35 7 WANANCHI-, KE
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 5278 4192 76 ERX-CERNET-BKB China Education and Rese
7545 4060 410 408 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3547 537 307 Telmex Colombia S.A., CO
8151 3448 3424 583 Uninet S.A. de C.V., MX
39891 3387 186 23 ALJAWWALSTC-AS, SA
6327 3328 1323 86 SHAW - Shaw Communications Inc., CA
22773 3301 2952 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
20940 2845 851 2055 AKAMAI-ASN1, US
4766 2792 11128 756 KIXS-AS-KR Korea Telecom, KR
17974 2775 916 76 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 4060 3652 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3387 3364 ALJAWWALSTC-AS, SA
6327 3328 3242 SHAW - Shaw Communications Inc., CA
10620 3547 3240 Telmex Colombia S.A., CO
22773 3301 3145 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8151 3448 2865 Uninet S.A. de C.V., MX
17974 2775 2699 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
8551 2496 2454 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11830 2355 2314 Instituto Costarricense de Electricidad y Telec
9829 2759 2219 BSNL-NIB National Internet Backbone, IN
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
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
419333 UNALLOCATED 84.17.91.0/24 41933 IPRAGAZ-AS Istanbul/ TURKEY, T
64111 UNALLOCATED 98.159.5.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64111 UNALLOCATED 98.159.7.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64121 UNALLOCATED 98.159.9.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64111 UNALLOCATED 98.159.12.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64140 UNALLOCATED 98.159.14.0/24 64121 UNKNOWN
64521 PRIVATE 103.193.197.0/24 133275 GIGANTIC-AS Gigantic Infotel P
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.12.0/22 55427 BROADLINK-AS-AP Broadlink Nepal, NP
14.128.14.0/23 10247 NETLINE, ZA
14.192.50.0/23 10247 NETLINE, ZA
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
43.228.144.0/22 9829 BSNL-NIB National Internet Backbone, IN
43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK
43.251.84.0/22 133676 PNPL-AS Precious netcom pvt ltd, IN
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
/13:551 /14:1060 /15:1857 /16:13338 /17:7760 /18:13561
/19:25185 /20:38945 /21:43523 /22:81411 /23:66096 /24:373291
/25:841 /26:618 /27:650 /28:35 /29:21 /30:16
/31:2 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3122 3328 SHAW - Shaw Communications Inc., CA
39891 2946 3387 ALJAWWALSTC-AS, SA
22773 2538 3301 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2066 2171 MEGAPATH5-US - MegaPath Corporation, US
8551 1960 2496 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11830 1725 2355 Instituto Costarricense de Electricidad y Telec
30036 1613 1845 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1539 3547 Telmex Colombia S.A., CO
11492 1479 1660 CABLEONE - CABLE ONE, INC., US
34984 1371 2063 TELLCOM-AS, TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1571 2:838 4:18 5:2529 6:38 8:1071
9:1 12:1851 13:179 14:1734 15:29 16:3
17:184 18:76 20:52 21:1 23:2403 24:1935
25:2 27:2359 31:1949 32:87 35:21 36:440
37:2408 38:1468 39:76 40:99 41:3058 42:519
43:1902 44:80 45:3265 46:2805 47:183 49:1372
50:1034 51:28 52:898 54:354 55:3 56:4
57:42 58:1556 59:996 60:361 61:1993 62:1749
63:1840 64:4587 65:2246 66:4473 67:2318 68:1191
69:3181 70:1132 71:588 72:2102 74:2680 75:389
76:414 77:1521 78:1559 79:1923 80:1418 81:1404
82:1029 83:751 84:998 85:1958 86:471 87:1215
88:870 89:2300 90:173 91:6242 92:1027 93:2333
94:2405 95:2656 96:661 97:352 98:961 99:103
100:157 101:1534 102:1 103:16075 104:3183 105:213
106:564 107:1751 108:812 109:2913 110:1514 111:1731
112:1267 113:1343 114:1064 115:1604 116:1697 117:1639
118:2153 119:1628 120:759 121:1080 122:2421 123:1876
124:1485 125:1822 128:966 129:664 130:445 131:1519
132:605 133:193 134:860 135:229 136:443 137:482
138:1972 139:538 140:373 141:677 142:751 143:936
144:801 145:192 146:1127 147:700 148:1542 149:618
150:704 151:1002 152:725 153:299 154:934 155:744
156:728 157:747 158:600 159:1604 160:819 161:728
162:2536 163:518 164:919 165:1472 166:392 167:1349
168:3095 169:819 170:3565 171:398 172:1009 173:1886
174:816 175:753 176:1896 177:3957 178:2491 179:1152
180:2223 181:2101 182:2434 183:808 184:880 185:11495
186:3329 187:2296 188:2590 189:1897 190:8148 191:1304
192:9703 193:5867 194:4745 195:3970 196:2239 197:1416
198:5543 199:5875 200:7201 201:4668 202:10355 203:9941
204:4548 205:2871 206:3069 207:3096 208:3971 209:3881
210:3931 211:2060 212:2852 213:2588 214:853 215:63
216:5721 217:2118 218:877 219:598 220:1671 221:937
222:715 223:1172
End of report
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