[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Dec 9 18:01:49 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 10 Dec, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 625744
Prefixes after maximum aggregation (per Origin AS): 221145
Deaggregation factor: 2.83
Unique aggregates announced (without unneeded subnets): 303392
Total ASes present in the Internet Routing Table: 55416
Prefixes per ASN: 11.29
Origin-only ASes present in the Internet Routing Table: 36308
Origin ASes announcing only one prefix: 15268
Transit ASes present in the Internet Routing Table: 6548
Transit-only ASes present in the Internet Routing Table: 168
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 40
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 66
Unregistered ASNs in the Routing Table: 20
Number of 32-bit ASNs allocated by the RIRs: 16498
Number of 32-bit ASNs visible in the Routing Table: 12560
Prefixes from 32-bit ASNs in the Routing Table: 51171
Number of bogon 32-bit ASNs visible in the Routing Table: 531
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 420
Number of addresses announced to Internet: 2832567524
Equivalent to 168 /8s, 213 /16s and 140 /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: 207007
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156955
Total APNIC prefixes after maximum aggregation: 43049
APNIC Deaggregation factor: 3.65
Prefixes being announced from the APNIC address blocks: 171305
Unique aggregates announced from the APNIC address blocks: 70384
APNIC Region origin ASes present in the Internet Routing Table: 5185
APNIC Prefixes per ASN: 33.04
APNIC Region origin ASes announcing only one prefix: 1139
APNIC Region transit ASes present in the Internet Routing Table: 938
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 40
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2545
Number of APNIC addresses announced to Internet: 761026948
Equivalent to 45 /8s, 92 /16s and 89 /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: 188525
Total ARIN prefixes after maximum aggregation: 89408
ARIN Deaggregation factor: 2.11
Prefixes being announced from the ARIN address blocks: 195025
Unique aggregates announced from the ARIN address blocks: 89499
ARIN Region origin ASes present in the Internet Routing Table: 16118
ARIN Prefixes per ASN: 12.10
ARIN Region origin ASes announcing only one prefix: 5622
ARIN Region transit ASes present in the Internet Routing Table: 1713
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: 1641
Number of ARIN addresses announced to Internet: 1104672416
Equivalent to 65 /8s, 215 /16s and 246 /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: 150074
Total RIPE prefixes after maximum aggregation: 72764
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 161269
Unique aggregates announced from the RIPE address blocks: 98618
RIPE Region origin ASes present in the Internet Routing Table: 18161
RIPE Prefixes per ASN: 8.88
RIPE Region origin ASes announcing only one prefix: 7792
RIPE Region transit ASes present in the Internet Routing Table: 3057
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: 5100
Number of RIPE addresses announced to Internet: 709327232
Equivalent to 42 /8s, 71 /16s and 121 /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: 63552
Total LACNIC prefixes after maximum aggregation: 12594
LACNIC Deaggregation factor: 5.05
Prefixes being announced from the LACNIC address blocks: 80088
Unique aggregates announced from the LACNIC address blocks: 37900
LACNIC Region origin ASes present in the Internet Routing Table: 2482
LACNIC Prefixes per ASN: 32.27
LACNIC Region origin ASes announcing only one prefix: 547
LACNIC Region transit ASes present in the Internet Routing Table: 597
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: 2993
Number of LACNIC addresses announced to Internet: 171017024
Equivalent to 10 /8s, 49 /16s and 131 /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: 15400
Total AfriNIC prefixes after maximum aggregation: 3322
AfriNIC Deaggregation factor: 4.64
Prefixes being announced from the AfriNIC address blocks: 17637
Unique aggregates announced from the AfriNIC address blocks: 6612
AfriNIC Region origin ASes present in the Internet Routing Table: 736
AfriNIC Prefixes per ASN: 23.96
AfriNIC Region origin ASes announcing only one prefix: 168
AfriNIC Region transit ASes present in the Internet Routing Table: 179
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: 281
Number of AfriNIC addresses announced to Internet: 86035968
Equivalent to 5 /8s, 32 /16s and 206 /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 5549 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3648 390 250 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2980 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2720 11133 740 KIXS-AS-KR Korea Telecom, KR
9829 2708 1500 539 BSNL-NIB National Internet Backbone, IN
9808 2229 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2041 428 217 TATACOMM-AS TATA Communications formerl
45899 1745 1252 92 VNPT-AS-VN VNPT Corp, VN
4808 1645 2165 468 CHINA169-BJ China Unicom Beijing Provin
24560 1574 552 229 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 3590 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3255 1333 83 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 1955 2017 400 CHARTER-NET-HKY-NC - Charter Communicat
30036 1784 338 335 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1714 5064 631 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1677 848 227 ITCDELTA - Earthlink, Inc., US
701 1598 10629 662 UUNET - MCI Communications Services, In
16509 1504 2818 512 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 2954 1112 2100 AKAMAI-ASN1 , US
9121 2127 1691 18 TTNET , TR
34984 1991 328 367 TELLCOM-AS , TR
13188 1605 99 58 TRIOLAN , UA
12479 1397 1032 53 UNI2-AS , ES
6849 1286 355 22 UKRTELNET , UA
8551 1201 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
8402 1168 544 15 CORBINA-AS OJSC "Vimpelcom", RU
12389 971 1144 433 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 3538 545 148 Telmex Colombia S.A., CO
8151 2292 3371 551 Uninet S.A. de C.V., MX
11830 1798 368 66 Instituto Costarricense de Electricidad
6503 1530 437 54 Axtel, S.A.B. de C.V., MX
7303 1516 964 245 Telecom Argentina S.A., AR
6147 1098 377 27 Telefonica del Peru S.A.A., PE
28573 1046 2273 172 CLARO S.A., BR
3816 991 477 183 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 910 126 80 Alestra, S. de R.L. de C.V., MX
18881 876 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 1302 402 42 LINKdotNET-AS, EG
36903 691 347 118 MT-MPLS, MA
37611 676 67 6 Afrihost, ZA
36992 575 1373 25 ETISALAT-MISR, EG
24835 486 658 16 RAYA-AS, EG
8452 476 1472 15 TE-AS TE-AS, EG
37492 396 288 72 ORANGE-TN, TN
29571 369 37 11 CITelecom-AS, CI
15399 313 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 5549 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3648 390 250 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3590 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3538 545 148 Telmex Colombia S.A., CO
6327 3255 1333 83 SHAW - Shaw Communications Inc., CA
39891 3141 163 17 ALJAWWALSTC-AS , SA
17974 2980 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2954 1112 2100 AKAMAI-ASN1 , US
4766 2720 11133 740 KIXS-AS-KR Korea Telecom, KR
9829 2708 1500 539 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
22773 3590 3438 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3648 3398 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3538 3390 Telmex Colombia S.A., CO
6327 3255 3172 SHAW - Shaw Communications Inc., CA
39891 3141 3124 ALJAWWALSTC-AS , SA
17974 2980 2909 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2229 2196 CMNET-GD Guangdong Mobile Communication
9829 2708 2169 BSNL-NIB National Internet Backbone, IN
9121 2127 2109 TTNET , TR
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
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
27.112.96.0/22 19136 NNET, ZA
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
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 /15:1794 /16:13165 /17:7822 /18:13037
/19:25317 /20:38176 /21:40692 /22:73006 /23:61135 /24:348246
/25:524 /26:405 /27:309 /28:33 /29:20 /30:17
/31:0 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3050 3255 SHAW - Shaw Communications Inc., CA
39891 2896 3141 ALJAWWALSTC-AS , SA
22773 2794 3590 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2088 2195 MEGAPATH5-US - MegaPath Corporation, US
30036 1597 1784 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
9121 1483 2127 TTNET , TR
10620 1448 3538 Telmex Colombia S.A., CO
6389 1393 2095 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1350 1605 TRIOLAN , UA
6983 1322 1677 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1582 2:821 4:24 5:2348 6:32 8:1012
12:1804 13:55 14:1775 15:24 16:2 17:103
18:127 19:1 20:51 23:2000 24:1812 27:2361
31:1812 32:83 33:11 34:1 35:3 36:361
37:2437 38:1308 39:42 40:99 41:2965 42:451
43:1919 44:51 45:2248 46:2535 47:106 49:1193
50:946 51:15 52:597 54:354 55:8 56:8
57:40 58:1559 59:981 60:389 61:1862 62:1487
63:1935 64:4533 65:2176 66:4397 67:2262 68:1159
69:3299 70:1297 71:560 72:2053 74:2594 75:402
76:414 77:1410 78:1553 79:908 80:1354 81:1420
82:1009 83:718 84:857 85:1707 86:484 87:1127
88:779 89:2038 90:204 91:6095 92:987 93:2360
94:2328 95:2780 96:577 97:357 98:941 99:93
100:147 101:1199 103:12954 104:2599 105:141 106:467
107:1486 108:782 109:2491 110:1281 111:1653 112:1155
113:1158 114:1053 115:1706 116:1684 117:1576 118:2117
119:1581 120:988 121:1098 122:2287 123:2032 124:1605
125:1832 128:736 129:477 130:431 131:1395 132:621
133:178 134:529 135:208 136:387 137:398 138:1783
139:435 140:621 141:475 142:718 143:917 144:735
145:171 146:956 147:641 148:1389 149:554 150:686
151:789 152:696 153:310 154:704 155:946 156:546
157:547 158:429 159:1326 160:562 161:731 162:2444
163:545 164:789 165:1129 166:359 167:1218 168:2352
169:680 170:2426 171:266 172:834 173:1821 174:765
175:713 176:1744 177:4115 178:2405 179:1150 180:2183
181:1934 182:2121 183:1010 184:844 185:8190 186:3250
187:2242 188:2332 189:1795 190:7859 191:1331 192:9263
193:5727 194:4549 195:3850 196:1877 197:1258 198:5594
199:5834 200:7187 201:3989 202:10141 203:9835 204:4473
205:2771 206:2996 207:3150 208:4043 209:3886 210:3892
211:2068 212:2779 213:2454 214:870 215:66 216:5753
217:1982 218:819 219:597 220:1654 221:886 222:719
223:1367
End of report
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