[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Dec 23 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 24 Dec, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 626295
Prefixes after maximum aggregation (per Origin AS): 221402
Deaggregation factor: 2.83
Unique aggregates announced (without unneeded subnets): 303816
Total ASes present in the Internet Routing Table: 55496
Prefixes per ASN: 11.29
Origin-only ASes present in the Internet Routing Table: 36274
Origin ASes announcing only one prefix: 15209
Transit ASes present in the Internet Routing Table: 6547
Transit-only ASes present in the Internet Routing Table: 170
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 38
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 58
Unregistered ASNs in the Routing Table: 19
Number of 32-bit ASNs allocated by the RIRs: 16676
Number of 32-bit ASNs visible in the Routing Table: 12675
Prefixes from 32-bit ASNs in the Routing Table: 51879
Number of bogon 32-bit ASNs visible in the Routing Table: 627
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 385
Number of addresses announced to Internet: 2833553892
Equivalent to 168 /8s, 228 /16s and 153 /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: 98.4
Total number of prefixes smaller than registry allocations: 207587
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156526
Total APNIC prefixes after maximum aggregation: 43103
APNIC Deaggregation factor: 3.63
Prefixes being announced from the APNIC address blocks: 170977
Unique aggregates announced from the APNIC address blocks: 70544
APNIC Region origin ASes present in the Internet Routing Table: 5182
APNIC Prefixes per ASN: 32.99
APNIC Region origin ASes announcing only one prefix: 1131
APNIC Region transit ASes present in the Internet Routing Table: 937
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2568
Number of APNIC addresses announced to Internet: 761387652
Equivalent to 45 /8s, 97 /16s and 218 /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: 188266
Total ARIN prefixes after maximum aggregation: 89328
ARIN Deaggregation factor: 2.11
Prefixes being announced from the ARIN address blocks: 195158
Unique aggregates announced from the ARIN address blocks: 89565
ARIN Region origin ASes present in the Internet Routing Table: 16087
ARIN Prefixes per ASN: 12.13
ARIN Region origin ASes announcing only one prefix: 5609
ARIN Region transit ASes present in the Internet Routing Table: 1712
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: 1670
Number of ARIN addresses announced to Internet: 1105876640
Equivalent to 65 /8s, 234 /16s and 86 /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: 150514
Total RIPE prefixes after maximum aggregation: 73101
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 161898
Unique aggregates announced from the RIPE address blocks: 98885
RIPE Region origin ASes present in the Internet Routing Table: 18153
RIPE Prefixes per ASN: 8.92
RIPE Region origin ASes announcing only one prefix: 7757
RIPE Region transit ASes present in the Internet Routing Table: 3054
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5106
Number of RIPE addresses announced to Internet: 709572480
Equivalent to 42 /8s, 75 /16s and 55 /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: 63659
Total LACNIC prefixes after maximum aggregation: 12583
LACNIC Deaggregation factor: 5.06
Prefixes being announced from the LACNIC address blocks: 80194
Unique aggregates announced from the LACNIC address blocks: 37813
LACNIC Region origin ASes present in the Internet Routing Table: 2487
LACNIC Prefixes per ASN: 32.25
LACNIC Region origin ASes announcing only one prefix: 543
LACNIC Region transit ASes present in the Internet Routing Table: 595
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3047
Number of LACNIC addresses announced to Internet: 170723904
Equivalent to 10 /8s, 45 /16s and 10 /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: 15392
Total AfriNIC prefixes after maximum aggregation: 3279
AfriNIC Deaggregation factor: 4.69
Prefixes being announced from the AfriNIC address blocks: 17683
Unique aggregates announced from the AfriNIC address blocks: 6662
AfriNIC Region origin ASes present in the Internet Routing Table: 736
AfriNIC Prefixes per ASN: 24.03
AfriNIC Region origin ASes announcing only one prefix: 169
AfriNIC Region transit ASes present in the Internet Routing Table: 180
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 284
Number of AfriNIC addresses announced to Internet: 85533184
Equivalent to 5 /8s, 25 /16s and 34 /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 5550 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3710 390 250 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2986 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2718 11133 740 KIXS-AS-KR Korea Telecom, KR
9829 2693 1498 534 BSNL-NIB National Internet Backbone, IN
9808 2252 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2042 428 217 TATACOMM-AS TATA Communications formerl
45899 1742 1261 98 VNPT-AS-VN VNPT Corp, VN
4808 1648 2165 468 CHINA169-BJ China Unicom Beijing Provin
24560 1580 559 238 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 3610 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3251 1333 82 SHAW - Shaw Communications Inc., CA
18566 2195 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2095 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1956 2021 402 CHARTER-NET-HKY-NC - Charter Communicat
30036 1744 328 401 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1730 5066 639 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1676 848 227 ITCDELTA - Earthlink, Inc., US
701 1598 10629 661 UUNET - MCI Communications Services, In
16509 1522 2837 519 AMAZON-02 - Amazon.com, 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 3141 163 17 ALJAWWALSTC-AS , SA
20940 2964 1117 2103 AKAMAI-ASN1 , US
9121 2323 1708 96 TTNET , TR
34984 1985 327 373 TELLCOM-AS , TR
13188 1605 99 58 TRIOLAN , UA
12479 1414 1033 51 UNI2-AS , ES
6849 1289 355 22 UKRTELNET , UA
8551 1198 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
8402 1148 544 15 CORBINA-AS OJSC "Vimpelcom", RU
12389 999 1156 446 ROSTELECOM-AS , 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 3527 543 179 Telmex Colombia S.A., CO
8151 2293 3373 556 Uninet S.A. de C.V., MX
11830 1799 368 66 Instituto Costarricense de Electricidad
6503 1543 437 54 Axtel, S.A.B. de C.V., MX
7303 1524 970 251 Telecom Argentina S.A., AR
6147 1347 377 27 Telefonica del Peru S.A.A., PE
28573 1055 2271 173 CLARO S.A., BR
3816 1028 480 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 914 126 78 Alestra, S. de R.L. de C.V., MX
18881 879 1036 22 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 1295 402 42 LINKdotNET-AS, EG
36903 687 345 122 MT-MPLS, MA
37611 676 67 6 Afrihost, ZA
36992 579 1373 25 ETISALAT-MISR, EG
8452 488 1472 15 TE-AS TE-AS, EG
24835 487 658 16 RAYA-AS, EG
29571 368 36 10 CITelecom-AS, CI
37492 355 280 71 ORANGE-TN, TN
15399 314 35 6 WANANCHI-KE, KE
2018 272 327 74 TENET-1, ZA
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 5550 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3710 390 250 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3610 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3527 543 179 Telmex Colombia S.A., CO
6327 3251 1333 82 SHAW - Shaw Communications Inc., CA
39891 3141 163 17 ALJAWWALSTC-AS , SA
17974 2986 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2964 1117 2103 AKAMAI-ASN1 , US
4766 2718 11133 740 KIXS-AS-KR Korea Telecom, KR
9829 2693 1498 534 BSNL-NIB National Internet Backbone, IN
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 3710 3460 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3610 3458 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3527 3348 Telmex Colombia S.A., CO
6327 3251 3169 SHAW - Shaw Communications Inc., CA
39891 3141 3124 ALJAWWALSTC-AS , SA
17974 2986 2915 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9121 2323 2227 TTNET , TR
9808 2252 2219 CMNET-GD Guangdong Mobile Communication
9829 2693 2159 BSNL-NIB National Internet Backbone, IN
18566 2195 2086 MEGAPATH5-US - MegaPath Corporation, US
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
65001 PRIVATE 46.237.32.0/20 13118 ASN-YARTELECOM PJSC Rostelecom
65220 PRIVATE 61.128.136.0/21 23456 -Reserved AS-, ZZ
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
41.73.16.0/24 37004 Suburban-Broadband-AS, NG
41.73.17.0/24 37004 Suburban-Broadband-AS, NG
41.73.18.0/24 37004 Suburban-Broadband-AS, NG
41.73.19.0/24 37004 Suburban-Broadband-AS, NG
41.73.20.0/24 37004 Suburban-Broadband-AS, NG
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 /11:103 /12:276
/13:529 /14:1046 /15:1796 /16:13154 /17:7794 /18:13020
/19:25268 /20:38075 /21:40639 /22:73119 /23:61353 /24:348686
/25:546 /26:413 /27:311 /28:33 /29:19 /30:23
/31:0 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3047 3251 SHAW - Shaw Communications Inc., CA
39891 2896 3141 ALJAWWALSTC-AS , SA
22773 2811 3610 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2088 2195 MEGAPATH5-US - MegaPath Corporation, US
9121 1632 2323 TTNET , TR
30036 1556 1744 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1446 3527 Telmex Colombia S.A., CO
6389 1393 2095 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1350 1605 TRIOLAN , UA
6983 1323 1676 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1588 2:816 4:23 5:2407 6:32 8:1022
12:1812 13:65 14:1780 15:24 16:2 17:104
18:128 19:1 20:51 23:2031 24:1800 27:2400
31:1831 32:83 33:11 34:1 35:3 36:376
37:2486 38:1298 39:42 40:99 41:3037 42:454
43:1903 44:52 45:2301 46:2516 47:106 49:1195
50:948 51:15 52:609 54:356 55:8 56:4
57:40 58:1567 59:978 60:389 61:1867 62:1499
63:1927 64:4540 65:2177 66:4398 67:2213 68:1168
69:3308 70:1302 71:560 72:2055 74:2595 75:404
76:413 77:1414 78:1603 79:907 80:1358 81:1420
82:968 83:717 84:857 85:1685 86:486 87:1132
88:781 89:2041 90:195 91:6096 92:976 93:2370
94:2343 95:2795 96:595 97:359 98:944 99:93
100:148 101:1200 103:13037 104:2631 105:138 106:473
107:1491 108:779 109:2530 110:1274 111:1661 112:1131
113:1170 114:1001 115:1626 116:1680 117:1577 118:2111
119:1588 120:942 121:1075 122:2281 123:1999 124:1593
125:1839 128:727 129:481 130:432 131:1357 132:613
133:187 134:528 135:209 136:385 137:395 138:1820
139:455 140:621 141:475 142:720 143:893 144:748
145:168 146:960 147:641 148:1355 149:555 150:683
151:797 152:703 153:313 154:715 155:949 156:544
157:562 158:428 159:1339 160:564 161:732 162:2451
163:537 164:779 165:1135 166:361 167:1225 168:2440
169:687 170:2518 171:262 172:848 173:1819 174:782
175:711 176:1748 177:4083 178:2411 179:1125 180:2192
181:1923 182:2127 183:1012 184:849 185:8330 186:3247
187:2242 188:2316 189:1777 190:7972 191:1292 192:9287
193:5768 194:4551 195:3856 196:1849 197:1257 198:5597
199:5819 200:7207 201:4012 202:10152 203:9831 204:4454
205:2772 206:2970 207:3166 208:4019 209:3867 210:3886
211:2077 212:2796 213:2446 214:849 215:66 216:5767
217:1973 218:825 219:595 220:1666 221:894 222:726
223:1101
End of report
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