[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Nov 10 18:02:51 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 11 Nov, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 668655
Prefixes after maximum aggregation (per Origin AS): 260785
Deaggregation factor: 2.56
Unique aggregates announced (without unneeded subnets): 323939
Total ASes present in the Internet Routing Table: 58967
Prefixes per ASN: 11.34
Origin-only ASes present in the Internet Routing Table: 50941
Origin ASes announcing only one prefix: 22406
Transit ASes present in the Internet Routing Table: 8026
Transit-only ASes present in the Internet Routing Table: 239
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 44
Max AS path prepend of ASN ( 55644) 41
Prefixes from unregistered ASNs in the Routing Table: 86
Number of instances of unregistered ASNs: 86
Number of 32-bit ASNs allocated by the RIRs: 20551
Number of 32-bit ASNs visible in the Routing Table: 16368
Prefixes from 32-bit ASNs in the Routing Table: 67078
Number of bogon 32-bit ASNs visible in the Routing Table: 31
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 376
Number of addresses announced to Internet: 2859891296
Equivalent to 170 /8s, 118 /16s and 122 /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: 220528
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 184517
Total APNIC prefixes after maximum aggregation: 52837
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 183573
Unique aggregates announced from the APNIC address blocks: 76274
APNIC Region origin ASes present in the Internet Routing Table: 8464
APNIC Prefixes per ASN: 21.69
APNIC Region origin ASes announcing only one prefix: 2363
APNIC Region transit ASes present in the Internet Routing Table: 1208
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 44
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3326
Number of APNIC addresses announced to Internet: 766641376
Equivalent to 45 /8s, 178 /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: 200702
Total ARIN prefixes after maximum aggregation: 96754
ARIN Deaggregation factor: 2.07
Prefixes being announced from the ARIN address blocks: 202165
Unique aggregates announced from the ARIN address blocks: 94512
ARIN Region origin ASes present in the Internet Routing Table: 18011
ARIN Prefixes per ASN: 11.22
ARIN Region origin ASes announcing only one prefix: 6661
ARIN Region transit ASes present in the Internet Routing Table: 1787
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: 2254
Number of ARIN addresses announced to Internet: 1112638752
Equivalent to 66 /8s, 81 /16s and 133 /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: 179762
Total RIPE prefixes after maximum aggregation: 88012
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 175712
Unique aggregates announced from the RIPE address blocks: 106400
RIPE Region origin ASes present in the Internet Routing Table: 24574
RIPE Prefixes per ASN: 7.15
RIPE Region origin ASes announcing only one prefix: 11230
RIPE Region transit ASes present in the Internet Routing Table: 3495
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: 6350
Number of RIPE addresses announced to Internet: 713337216
Equivalent to 42 /8s, 132 /16s and 169 /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: 85828
Total LACNIC prefixes after maximum aggregation: 19196
LACNIC Deaggregation factor: 4.47
Prefixes being announced from the LACNIC address blocks: 87105
Unique aggregates announced from the LACNIC address blocks: 39203
LACNIC Region origin ASes present in the Internet Routing Table: 6557
LACNIC Prefixes per ASN: 13.28
LACNIC Region origin ASes announcing only one prefix: 1804
LACNIC Region transit ASes present in the Internet Routing Table: 1201
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: 4075
Number of LACNIC addresses announced to Internet: 172368864
Equivalent to 10 /8s, 70 /16s and 35 /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: 17758
Total AfriNIC prefixes after maximum aggregation: 3922
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 19724
Unique aggregates announced from the AfriNIC address blocks: 7235
AfriNIC Region origin ASes present in the Internet Routing Table: 1091
AfriNIC Prefixes per ASN: 18.08
AfriNIC Region origin ASes announcing only one prefix: 347
AfriNIC Region transit ASes present in the Internet Routing Table: 215
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: 363
Number of AfriNIC addresses announced to Internet: 94434048
Equivalent to 5 /8s, 160 /16s and 243 /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 5258 4192 76 ERX-CERNET-BKB China Education and Rese
7545 4101 410 409 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 2789 11128 755 KIXS-AS-KR Korea Telecom, KR
17974 2780 916 76 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2760 1498 549 BSNL-NIB National Internet Backbone, IN
45899 2359 1489 155 VNPT-AS-VN VNPT Corp, VN
9394 2175 4931 26 CTTNET China TieTong Telecommunications
7552 2156 1157 65 VIETEL-AS-AP Viettel Corporation, VN
9808 2130 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2115 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 3320 1323 86 SHAW - Shaw Communications Inc., CA
22773 3295 2952 156 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 2025 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
209 1944 5063 646 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1887 4051 575 AMAZON-02 - Amazon.com, Inc., US
30036 1847 330 274 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1655 236 579 CABLEONE - CABLE ONE, INC., US
701 1551 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 2841 850 2053 AKAMAI-ASN1, US
8551 2498 378 42 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2062 329 427 TELLCOM-AS, TR
12479 1901 1066 102 UNI2-AS, ES
12389 1895 1696 716 ROSTELECOM-AS, RU
9121 1826 1691 17 TTNET, TR
13188 1605 100 46 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 3545 536 316 Telmex Colombia S.A., CO
8151 3444 3424 583 Uninet S.A. de C.V., MX
11830 2337 367 41 Instituto Costarricense de Electricidad
6503 1597 437 53 Axtel, S.A.B. de C.V., MX
7303 1486 1016 201 Telecom Argentina S.A., AR
6147 1273 377 27 Telefonica del Peru S.A.A., PE
3816 1031 509 103 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 1002 2289 179 CLARO S.A., BR
11172 912 126 85 Alestra, S. de R.L. de C.V., MX
18881 903 1062 27 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 1209 398 50 LINKdotNET-AS, EG
37611 793 91 8 Afrihost, ZA
36903 705 354 143 MT-MPLS, MA
36992 634 1383 31 ETISALAT-MISR, EG
8452 515 1730 17 TE-AS TE-AS, EG
24835 465 850 15 RAYA-AS, EG
29571 435 36 10 CITelecom-AS, CI
37492 425 367 77 ORANGE-, TN
15399 342 35 7 WANANCHI-, KE
37342 331 32 1 MOVITEL, MZ
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 5258 4192 76 ERX-CERNET-BKB China Education and Rese
7545 4101 410 409 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3545 536 316 Telmex Colombia S.A., CO
8151 3444 3424 583 Uninet S.A. de C.V., MX
39891 3387 186 23 ALJAWWALSTC-AS, SA
6327 3320 1323 86 SHAW - Shaw Communications Inc., CA
22773 3295 2952 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
20940 2841 850 2053 AKAMAI-ASN1, US
4766 2789 11128 755 KIXS-AS-KR Korea Telecom, KR
17974 2780 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 4101 3692 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3387 3364 ALJAWWALSTC-AS, SA
6327 3320 3234 SHAW - Shaw Communications Inc., CA
10620 3545 3229 Telmex Colombia S.A., CO
22773 3295 3139 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8151 3444 2861 Uninet S.A. de C.V., MX
17974 2780 2704 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
8551 2498 2456 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11830 2337 2296 Instituto Costarricense de Electricidad y Telec
9829 2760 2211 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
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
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
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 /15:1861 /16:13358 /17:7750 /18:13561
/19:25199 /20:38943 /21:43304 /22:80936 /23:66652 /24:372814
/25:842 /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 3114 3320 SHAW - Shaw Communications Inc., CA
39891 2946 3387 ALJAWWALSTC-AS, SA
22773 2532 3295 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2070 2175 MEGAPATH5-US - MegaPath Corporation, US
8551 1962 2498 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11830 1707 2337 Instituto Costarricense de Electricidad y Telec
30036 1617 1847 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1539 3545 Telmex Colombia S.A., CO
11492 1476 1655 CABLEONE - CABLE ONE, INC., US
34984 1370 2062 TELLCOM-AS, TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1569 2:840 4:18 5:2500 6:36 8:1067
9:1 12:1853 13:169 14:1725 15:29 16:3
17:181 18:76 20:59 21:1 23:2496 24:1923
25:2 27:2364 31:1949 32:87 35:21 36:455
37:2420 38:1420 39:77 40:100 41:2993 42:516
43:1938 44:82 45:3239 46:2793 47:180 49:1365
50:1033 51:28 52:879 54:354 55:3 56:4
57:42 58:1567 59:991 60:362 61:1990 62:1735
63:1844 64:4611 65:2233 66:4456 67:2303 68:1195
69:3162 70:1131 71:588 72:2098 74:2677 75:387
76:415 77:1498 78:1562 79:1926 80:1414 81:1409
82:1055 83:756 84:999 85:1946 86:469 87:1212
88:873 89:2291 90:174 91:6225 92:1028 93:2321
94:2406 95:2666 96:657 97:352 98:957 99:101
100:153 101:1537 102:1 103:16175 104:3170 105:210
106:562 107:1750 108:817 109:2910 110:1514 111:1733
112:1281 113:1279 114:1064 115:1602 116:1710 117:1640
118:2146 119:1653 120:762 121:1085 122:2434 123:1873
124:1502 125:1797 128:941 129:652 130:445 131:1521
132:603 133:193 134:843 135:228 136:420 137:486
138:1955 139:530 140:371 141:672 142:745 143:908
144:802 145:191 146:1130 147:697 148:1502 149:615
150:721 151:1009 152:719 153:303 154:933 155:750
156:724 157:752 158:596 159:1600 160:817 161:727
162:2537 163:514 164:996 165:1464 166:392 167:1345
168:3069 169:822 170:3533 171:396 172:1006 173:1891
174:821 175:774 176:1867 177:3964 178:2490 179:1127
180:2227 181:2105 182:2415 183:809 184:880 185:11366
186:3305 187:2329 188:2534 189:1922 190:8187 191:1267
192:9710 193:5870 194:4751 195:3952 196:2226 197:1392
198:5542 199:5881 200:7183 201:4650 202:10373 203:10004
204:4521 205:2856 206:3065 207:3099 208:3982 209:3876
210:3929 211:2064 212:2828 213:2581 214:844 215:63
216:5694 217:2118 218:888 219:596 220:1676 221:923
222:719 223:1211
End of report
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