[cmNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Ven 16 Juin 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, AusNOG, SANOG, PacNOG,
MENOG, 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 17 Jun, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 651216
Prefixes after maximum aggregation (per Origin AS): 253596
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 313678
Total ASes present in the Internet Routing Table: 57522
Prefixes per ASN: 11.32
Origin-only ASes present in the Internet Routing Table: 49794
Origin ASes announcing only one prefix: 21982
Transit ASes present in the Internet Routing Table: 7728
Transit-only ASes present in the Internet Routing Table: 221
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 42
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 50
Numnber of instances of unregistered ASNs: 54
Number of 32-bit ASNs allocated by the RIRs: 19084
Number of 32-bit ASNs visible in the Routing Table: 14816
Prefixes from 32-bit ASNs in the Routing Table: 60261
Number of bogon 32-bit ASNs visible in the Routing Table: 65
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 395
Number of addresses announced to Internet: 2848765156
Equivalent to 169 /8s, 204 /16s and 180 /24s
Percentage of available address space announced: 76.9
Percentage of allocated address space announced: 76.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.6
Total number of prefixes smaller than registry allocations: 216985
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 178613
Total APNIC prefixes after maximum aggregation: 51337
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 177820
Unique aggregates announced from the APNIC address blocks: 73451
APNIC Region origin ASes present in the Internet Routing Table: 8177
APNIC Prefixes per ASN: 21.75
APNIC Region origin ASes announcing only one prefix: 2284
APNIC Region transit ASes present in the Internet Routing Table: 1158
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 42
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3010
Number of APNIC addresses announced to Internet: 763804388
Equivalent to 45 /8s, 134 /16s and 186 /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: 198323
Total ARIN prefixes after maximum aggregation: 94647
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 200232
Unique aggregates announced from the ARIN address blocks: 92051
ARIN Region origin ASes present in the Internet Routing Table: 17902
ARIN Prefixes per ASN: 11.18
ARIN Region origin ASes announcing only one prefix: 6620
ARIN Region transit ASes present in the Internet Routing Table: 1776
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: 2033
Number of ARIN addresses announced to Internet: 1110205088
Equivalent to 66 /8s, 44 /16s and 98 /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: 175032
Total RIPE prefixes after maximum aggregation: 85556
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 170672
Unique aggregates announced from the RIPE address blocks: 102495
RIPE Region origin ASes present in the Internet Routing Table: 24125
RIPE Prefixes per ASN: 7.07
RIPE Region origin ASes announcing only one prefix: 11106
RIPE Region transit ASes present in the Internet Routing Table: 3388
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5917
Number of RIPE addresses announced to Internet: 711738752
Equivalent to 42 /8s, 108 /16s and 69 /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: 82046
Total LACNIC prefixes after maximum aggregation: 18272
LACNIC Deaggregation factor: 4.49
Prefixes being announced from the LACNIC address blocks: 83317
Unique aggregates announced from the LACNIC address blocks: 38421
LACNIC Region origin ASes present in the Internet Routing Table: 6022
LACNIC Prefixes per ASN: 13.84
LACNIC Region origin ASes announcing only one prefix: 1645
LACNIC Region transit ASes present in the Internet Routing Table: 1113
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3537
Number of LACNIC addresses announced to Internet: 170651872
Equivalent to 10 /8s, 43 /16s and 240 /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: 17102
Total AfriNIC prefixes after maximum aggregation: 3739
AfriNIC Deaggregation factor: 4.57
Prefixes being announced from the AfriNIC address blocks: 18780
Unique aggregates announced from the AfriNIC address blocks: 6926
AfriNIC Region origin ASes present in the Internet Routing Table: 1047
AfriNIC Prefixes per ASN: 17.94
AfriNIC Region origin ASes announcing only one prefix: 326
AfriNIC Region transit ASes present in the Internet Routing Table: 204
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 319
Number of AfriNIC addresses announced to Internet: 91917056
Equivalent to 5 /8s, 122 /16s and 139 /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 5543 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3929 403 356 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2977 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2787 11137 759 KIXS-AS-KR Korea Telecom, KR
9829 2752 1499 540 BSNL-NIB National Internet Backbone, IN
9808 2205 8699 34 CMNET-GD Guangdong Mobile Communication
4755 2086 422 221 TATACOMM-AS TATA Communications formerl
45899 1989 1396 108 VNPT-AS-VN VNPT Corp, VN
7552 1630 1105 70 VIETEL-AS-AP Viettel Corporation, VN
9498 1591 361 139 BBIL-AP BHARTI Airtel Ltd., IN
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 3809 2969 154 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3419 1333 82 SHAW - Shaw Communications Inc., CA
18566 2127 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2066 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 2009 2171 419 CHARTER-NET-HKY-NC - Charter Communicat
209 1816 5068 639 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1814 3441 585 AMAZON-02 - Amazon.com, Inc., US
30036 1786 325 307 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1696 854 232 ITCDELTA - Earthlink, Inc., US
701 1561 10578 635 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 3338 187 22 ALJAWWALSTC-AS, SA
8551 3184 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2893 969 2083 AKAMAI-ASN1, US
34984 2023 329 391 TELLCOM-AS, TR
9121 1971 1691 17 TTNET, TR
13188 1614 100 55 TRIOLAN, UA
12479 1603 1044 53 UNI2-AS, ES
12389 1525 1408 627 ROSTELECOM-AS, RU
6849 1226 355 21 UKRTELNET, UA
8402 1125 544 15 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 3549 546 148 Telmex Colombia S.A., CO
8151 2542 3404 574 Uninet S.A. de C.V., MX
11830 2085 369 57 Instituto Costarricense de Electricidad
7303 1547 989 275 Telecom Argentina S.A., AR
6503 1540 437 53 Axtel, S.A.B. de C.V., MX
6147 1298 377 27 Telefonica del Peru S.A.A., PE
3816 1026 501 94 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 979 2299 177 CLARO S.A., BR
11172 910 126 82 Alestra, S. de R.L. de C.V., MX
18881 896 1052 23 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 1261 398 48 LINKdotNET-AS, EG
37611 720 83 7 Afrihost, ZA
36903 713 358 123 MT-MPLS, MA
36992 638 1375 26 ETISALAT-MISR, EG
24835 495 850 15 RAYA-AS, EG
29571 421 36 10 CITelecom-AS, CI
37492 407 320 75 ORANGE-, TN
8452 361 1730 17 TE-AS TE-AS, EG
15399 353 35 7 WANANCHI-, KE
2018 300 327 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 5543 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3929 403 356 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3809 2969 154 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3549 546 148 Telmex Colombia S.A., CO
6327 3419 1333 82 SHAW - Shaw Communications Inc., CA
39891 3338 187 22 ALJAWWALSTC-AS, SA
8551 3184 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
17974 2977 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2893 969 2083 AKAMAI-ASN1, US
4766 2787 11137 759 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 3809 3655 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3929 3573 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3549 3401 Telmex Colombia S.A., CO
6327 3419 3337 SHAW - Shaw Communications Inc., CA
39891 3338 3316 ALJAWWALSTC-AS, SA
8551 3184 3144 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
17974 2977 2904 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9829 2752 2212 BSNL-NIB National Internet Backbone, IN
9808 2205 2171 CMNET-GD Guangdong Mobile Communication Co.Ltd.
4766 2787 2028 KIXS-AS-KR Korea Telecom, KR
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
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
65010 PRIVATE 46.56.192.0/21 42772 VELCOM-AS, BY
65010 PRIVATE 46.56.224.0/21 42772 VELCOM-AS, BY
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
65538 DOCUMENT 64.27.253.0/24 1273 CW Vodafone Group PLC, GB
65346 PRIVATE 94.50.36.0/22 31094 TTKNET Tyumen, Russia, RU
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
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.48.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.49.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.50.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.51.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
27.100.7.0/24 56096 UNKNOWN
36.255.250.0/24 64091 UNKNOWN
41.76.232.0/21 62878 XLITT - Xlitt, US
41.77.248.0/21 62878 XLITT - Xlitt, US
41.78.12.0/23 62878 XLITT - Xlitt, US
41.78.180.0/23 37265 -Reserved AS-, ZZ
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 /11:104 /12:280
/13:546 /14:1046 /15:1847 /16:13485 /17:7630 /18:13432
/19:24628 /20:38586 /21:41176 /22:77437 /23:64125 /24:364605
/25:841 /26:608 /27:644 /28:43 /29:32 /30:25
/31:3 /32:29
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3210 3419 SHAW - Shaw Communications Inc., CA
22773 2972 3809 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
39891 2898 3338 ALJAWWALSTC-AS, SA
8551 2649 3184 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 2020 2127 MEGAPATH5-US - MegaPath Corporation, US
30036 1579 1786 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11830 1475 2085 Instituto Costarricense de Electricidad y Telec
10620 1474 3549 Telmex Colombia S.A., CO
6389 1373 2066 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
9121 1363 1971 TTNET, TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1605 2:824 4:18 5:2431 6:34 8:1031
12:1830 13:122 14:1762 15:26 16:2 17:124
18:91 20:57 23:2366 24:1838 25:2 27:2434
31:1910 32:86 33:9 35:20 36:411 37:2329
38:1320 39:45 40:97 41:3019 42:463 43:1940
44:72 45:2777 46:2790 47:140 49:1225 50:984
51:18 52:825 54:363 55:6 56:4 57:42
58:1591 59:1048 60:391 61:1954 62:1602 63:1915
64:4558 65:2219 66:4519 67:2253 68:1241 69:3385
70:1147 71:585 72:2180 74:2691 75:386 76:431
77:1487 78:1450 79:2439 80:1399 81:1398 82:996
83:709 84:898 85:1747 86:481 87:1146 88:766
89:2071 90:176 91:6166 92:975 93:2379 94:2377
95:2681 96:624 97:353 98:1052 99:86 100:154
101:1272 103:15041 104:2923 105:194 106:489 107:1662
108:819 109:3013 110:1432 111:1724 112:1194 113:1233
114:1029 115:1716 116:1799 117:1719 118:2145 119:1592
120:1037 121:1111 122:2255 123:1819 124:1503 125:1897
128:776 129:646 130:431 131:1401 132:531 133:199
134:653 135:225 136:455 137:436 138:1930 139:489
140:395 141:571 142:760 143:928 144:793 145:181
146:1018 147:690 148:1432 149:581 150:706 151:974
152:707 153:302 154:816 155:750 156:600 157:647
158:449 159:1478 160:678 161:744 162:2525 163:533
164:794 165:1221 166:386 167:1252 168:2684 169:785
170:3383 171:319 172:1016 173:1913 174:811 175:748
176:1880 177:4079 178:2477 179:1176 180:2215 181:1897
182:2366 183:998 184:859 185:9851 186:3134 187:2223
188:2688 189:1814 190:8203 191:1353 192:9441 193:5787
194:4652 195:3909 196:2114 197:1313 198:5501 199:5894
200:7439 201:4334 202:10349 203:9956 204:4489 205:2816
206:3036 207:3167 208:3990 209:4025 210:3970 211:2148
212:2857 213:2491 214:889 215:66 216:5735 217:2102
218:855 219:600 220:1658 221:913 222:762 223:1176
End of report
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