[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Nov 18 18:01:46 UTC 2016
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, AusNOG, SANOG, PacNOG,
SAFNOG, SdNOG, BJNOG, CaribNOG 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 19 Nov, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 623487
Prefixes after maximum aggregation (per Origin AS): 220779
Deaggregation factor: 2.82
Unique aggregates announced (without unneeded subnets): 302048
Total ASes present in the Internet Routing Table: 55250
Prefixes per ASN: 11.28
Origin-only ASes present in the Internet Routing Table: 36327
Origin ASes announcing only one prefix: 15324
Transit ASes present in the Internet Routing Table: 6538
Transit-only ASes present in the Internet Routing Table: 164
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 36
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 64
Unregistered ASNs in the Routing Table: 20
Number of 32-bit ASNs allocated by the RIRs: 16184
Number of 32-bit ASNs visible in the Routing Table: 12385
Prefixes from 32-bit ASNs in the Routing Table: 50127
Number of bogon 32-bit ASNs visible in the Routing Table: 386
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 407
Number of addresses announced to Internet: 2832026276
Equivalent to 168 /8s, 205 /16s and 74 /24s
Percentage of available address space announced: 76.5
Percentage of allocated address space announced: 76.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.3
Total number of prefixes smaller than registry allocations: 205446
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 157521
Total APNIC prefixes after maximum aggregation: 42753
APNIC Deaggregation factor: 3.68
Prefixes being announced from the APNIC address blocks: 171530
Unique aggregates announced from the APNIC address blocks: 70096
APNIC Region origin ASes present in the Internet Routing Table: 5184
APNIC Prefixes per ASN: 33.09
APNIC Region origin ASes announcing only one prefix: 1152
APNIC Region transit ASes present in the Internet Routing Table: 942
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2490
Number of APNIC addresses announced to Internet: 759721284
Equivalent to 45 /8s, 72 /16s and 109 /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: 187964
Total ARIN prefixes after maximum aggregation: 89402
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 194317
Unique aggregates announced from the ARIN address blocks: 89233
ARIN Region origin ASes present in the Internet Routing Table: 16138
ARIN Prefixes per ASN: 12.04
ARIN Region origin ASes announcing only one prefix: 5654
ARIN Region transit ASes present in the Internet Routing Table: 1711
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: 1591
Number of ARIN addresses announced to Internet: 1105690016
Equivalent to 65 /8s, 231 /16s and 125 /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: 149759
Total RIPE prefixes after maximum aggregation: 72610
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 160650
Unique aggregates announced from the RIPE address blocks: 98008
RIPE Region origin ASes present in the Internet Routing Table: 18155
RIPE Prefixes per ASN: 8.85
RIPE Region origin ASes announcing only one prefix: 7793
RIPE Region transit ASes present in the Internet Routing Table: 3037
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5091
Number of RIPE addresses announced to Internet: 709323136
Equivalent to 42 /8s, 71 /16s and 105 /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: 62852
Total LACNIC prefixes after maximum aggregation: 12642
LACNIC Deaggregation factor: 4.97
Prefixes being announced from the LACNIC address blocks: 79140
Unique aggregates announced from the LACNIC address blocks: 37727
LACNIC Region origin ASes present in the Internet Routing Table: 2477
LACNIC Prefixes per ASN: 31.95
LACNIC Region origin ASes announcing only one prefix: 552
LACNIC Region transit ASes present in the Internet Routing Table: 593
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2935
Number of LACNIC addresses announced to Internet: 170952512
Equivalent to 10 /8s, 48 /16s and 135 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-266652 + 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: 15199
Total AfriNIC prefixes after maximum aggregation: 3364
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 17443
Unique aggregates announced from the AfriNIC address blocks: 6616
AfriNIC Region origin ASes present in the Internet Routing Table: 741
AfriNIC Prefixes per ASN: 23.54
AfriNIC Region origin ASes announcing only one prefix: 173
AfriNIC Region transit ASes present in the Internet Routing Table: 180
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 278
Number of AfriNIC addresses announced to Internet: 85867520
Equivalent to 5 /8s, 30 /16s and 60 /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 5548 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3611 390 250 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2964 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2713 1500 539 BSNL-NIB National Internet Backbone, IN
4766 2699 11132 739 KIXS-AS-KR Korea Telecom, KR
9808 2220 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2044 428 216 TATACOMM-AS TATA Communications formerl
4808 1746 2278 510 CHINA169-BJ China Unicom Beijing Provin
45899 1703 1248 93 VNPT-AS-VN VNPT Corp, VN
24560 1565 542 229 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
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
22773 3564 2967 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3156 1333 82 SHAW - Shaw Communications Inc., CA
18566 2196 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2095 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1948 2003 406 CHARTER-NET-HKY-NC - Charter Communicat
30036 1769 334 364 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1742 5069 657 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1677 848 227 ITCDELTA - Earthlink, Inc., US
701 1600 10634 657 UUNET - MCI Communications Services, In
7018 1480 20476 1047 ATT-INTERNET4 - AT&T Services, Inc., US
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 3330 170 16 ALJAWWALSTC-AS , SA
20940 2937 1113 2082 AKAMAI-ASN1 , US
34984 1990 327 364 TELLCOM-AS , TR
9121 1719 1691 18 TTNET , TR
13188 1607 99 58 TRIOLAN , UA
12479 1375 1033 54 UNI2-AS , ES
8551 1202 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1142 355 21 UKRTELNET , UA
8402 1139 544 15 CORBINA-AS OJSC "Vimpelcom", RU
9198 1057 352 25 KAZTELECOM-AS , KZ
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 3536 546 142 Telmex Colombia S.A., CO
8151 2287 3371 551 Uninet S.A. de C.V., MX
7303 1528 964 248 Telecom Argentina S.A., AR
6503 1486 437 54 Axtel, S.A.B. de C.V., MX
11830 1354 369 57 Instituto Costarricense de Electricidad
6147 1289 377 27 Telefonica del Peru S.A.A., PE
7738 1024 1882 41 Telemar Norte Leste S.A., BR
28573 1009 2260 177 CLARO S.A., BR
3816 987 474 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 909 126 79 Alestra, S. de R.L. de C.V., MX
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 1192 402 50 LINKdotNET-AS, EG
36903 686 345 123 MT-MPLS, MA
37611 680 67 6 Afrihost, ZA
36992 575 1373 25 ETISALAT-MISR, EG
8452 481 1472 15 TE-AS TE-AS, EG
37492 396 288 72 ORANGE-TN, TN
24835 379 594 16 RAYA-AS, EG
29571 364 37 11 CITelecom-AS, CI
15399 309 35 6 WANANCHI-KE, KE
36974 275 140 11 AFNET-AS, CI
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 5548 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3611 390 250 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3564 2967 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3536 546 142 Telmex Colombia S.A., CO
39891 3330 170 16 ALJAWWALSTC-AS , SA
6327 3156 1333 82 SHAW - Shaw Communications Inc., CA
17974 2964 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2937 1113 2082 AKAMAI-ASN1 , US
9829 2713 1500 539 BSNL-NIB National Internet Backbone, IN
4766 2699 11132 739 KIXS-AS-KR Korea Telecom, KR
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3564 3412 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3536 3394 Telmex Colombia S.A., CO
7545 3611 3361 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3330 3314 ALJAWWALSTC-AS , SA
6327 3156 3074 SHAW - Shaw Communications Inc., CA
17974 2964 2893 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2220 2187 CMNET-GD Guangdong Mobile Communication
9829 2713 2174 BSNL-NIB National Internet Backbone, IN
18566 2196 2087 MEGAPATH5-US - MegaPath Corporation, US
6389 2095 2056 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65001 PRIVATE 5.143.176.0/20 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.192.0/20 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.192.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.200.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.208.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.216.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65000 PRIVATE 31.219.177.0/25 8966 ETISALAT-AS P.O. Box 1150, Dub
65000 PRIVATE 31.219.177.128/25 8966 ETISALAT-AS P.O. Box 1150, Dub
64855 PRIVATE 41.220.200.0/21 36945 mcelISP, MZ
65001 PRIVATE 46.237.32.0/20 13118 ASN-YARTELECOM PJSC Rostelecom
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.12.0/22 55763 UNKNOWN
14.128.12.0/24 55763 UNKNOWN
14.128.13.0/24 55763 UNKNOWN
14.128.15.0/24 55763 UNKNOWN
27.100.7.0/24 56096 UNKNOWN
27.110.192.0/22 45664 UNKNOWN
27.110.196.0/22 45664 UNKNOWN
27.110.200.0/22 45664 UNKNOWN
27.110.204.0/22 45664 UNKNOWN
27.110.224.0/22 45664 UNKNOWN
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 /8:16 /9:13 /10:36 /11:102 /12:274
/13:522 /14:1049 /15:1785 /16:13149 /17:7845 /18:13078
/19:25562 /20:38332 /21:40986 /22:72413 /23:60828 /24:346224
/25:459 /26:365 /27:305 /28:61 /29:38 /30:12
/31:1 /32:32
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 2953 3156 SHAW - Shaw Communications Inc., CA
39891 2896 3330 ALJAWWALSTC-AS , SA
22773 2774 3564 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2089 2196 MEGAPATH5-US - MegaPath Corporation, US
30036 1586 1769 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1443 3536 Telmex Colombia S.A., CO
6389 1393 2095 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1351 1607 TRIOLAN , UA
6983 1323 1677 ITCDELTA - Earthlink, Inc., US
34984 1274 1990 TELLCOM-AS , TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1561 2:814 4:23 5:2338 6:32 8:1006
12:1805 13:53 14:1756 15:24 16:2 17:104
18:126 20:48 23:1916 24:1820 27:2377 31:1812
32:82 33:4 35:3 36:351 37:2423 38:1315
39:39 40:100 41:2936 42:455 43:1894 44:49
45:2250 46:2551 47:106 49:1182 50:936 51:16
52:575 53:2 54:352 55:7 56:4 57:40
58:1592 59:1006 60:378 61:1839 62:1476 63:1913
64:4584 65:2174 66:4353 67:2246 68:1141 69:3285
70:1294 71:560 72:2071 74:2595 75:404 76:414
77:1435 78:1536 79:923 80:1343 81:1401 82:994
83:714 84:868 85:1676 86:476 87:1122 88:697
89:2038 90:198 91:6142 92:958 93:2370 94:2416
95:2715 96:561 97:347 98:943 99:92 100:147
101:1179 103:12752 104:2583 105:145 106:465 107:1451
108:788 109:2487 110:1282 111:1645 112:1139 113:1154
114:1094 115:1692 116:1684 117:1559 118:2125 119:1568
120:968 121:1091 122:2287 123:2044 124:1599 125:1840
128:681 129:473 130:420 131:1383 132:617 133:175
134:521 135:205 136:404 137:391 138:1785 139:432
140:620 141:471 142:694 143:894 144:720 145:170
146:952 147:671 148:1386 149:551 150:669 151:971
152:693 153:309 154:692 155:950 156:537 157:564
158:437 159:1317 160:563 161:717 162:2434 163:545
164:778 165:1130 166:352 167:1214 168:2359 169:679
170:2321 171:258 172:819 173:1822 174:765 175:715
176:1743 177:4074 178:2376 179:1133 180:2150 181:1904
182:2117 183:1013 184:838 185:8043 186:3166 187:2136
188:2262 189:1768 190:7884 191:1307 192:9138 193:5752
194:4534 195:3864 196:1856 197:1257 198:5605 199:5830
200:7140 201:3730 202:10118 203:9800 204:4489 205:2764
206:3016 207:3129 208:4035 209:3886 210:3893 211:2050
212:2761 213:2437 214:863 215:67 216:5745 217:1989
218:812 219:598 220:1650 221:874 222:711 223:1344
End of report
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