[cmNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Ven 11 Aou 18:02:40 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
MENOG, BJNOG, SDNOG, CMNOG, 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 12 Aug, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 657261
Prefixes after maximum aggregation (per Origin AS): 256276
Deaggregation factor: 2.56
Unique aggregates announced (without unneeded subnets): 317961
Total ASes present in the Internet Routing Table: 58053
Prefixes per ASN: 11.32
Origin-only ASes present in the Internet Routing Table: 50206
Origin ASes announcing only one prefix: 22210
Transit ASes present in the Internet Routing Table: 7847
Transit-only ASes present in the Internet Routing Table: 219
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 56
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 111
Number of instances of unregistered ASNs: 112
Number of 32-bit ASNs allocated by the RIRs: 19680
Number of 32-bit ASNs visible in the Routing Table: 15437
Prefixes from 32-bit ASNs in the Routing Table: 62907
Number of bogon 32-bit ASNs visible in the Routing Table: 67
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 375
Number of addresses announced to Internet: 2850849892
Equivalent to 169 /8s, 236 /16s and 132 /24s
Percentage of available address space announced: 77.0
Percentage of allocated address space announced: 77.0
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: 219003
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 178583
Total APNIC prefixes after maximum aggregation: 51741
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 177604
Unique aggregates announced from the APNIC address blocks: 74126
APNIC Region origin ASes present in the Internet Routing Table: 8271
APNIC Prefixes per ASN: 21.47
APNIC Region origin ASes announcing only one prefix: 2303
APNIC Region transit ASes present in the Internet Routing Table: 1178
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 56
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3129
Number of APNIC addresses announced to Internet: 763191268
Equivalent to 45 /8s, 125 /16s and 95 /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: 200827
Total ARIN prefixes after maximum aggregation: 95469
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 202621
Unique aggregates announced from the ARIN address blocks: 93365
ARIN Region origin ASes present in the Internet Routing Table: 17954
ARIN Prefixes per ASN: 11.29
ARIN Region origin ASes announcing only one prefix: 6652
ARIN Region transit ASes present in the Internet Routing Table: 1780
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: 2145
Number of ARIN addresses announced to Internet: 1109821216
Equivalent to 66 /8s, 38 /16s and 135 /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: 176231
Total RIPE prefixes after maximum aggregation: 86418
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 172120
Unique aggregates announced from the RIPE address blocks: 103881
RIPE Region origin ASes present in the Internet Routing Table: 24274
RIPE Prefixes per ASN: 7.09
RIPE Region origin ASes announcing only one prefix: 11175
RIPE Region transit ASes present in the Internet Routing Table: 3435
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6073
Number of RIPE addresses announced to Internet: 713095040
Equivalent to 42 /8s, 128 /16s and 247 /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: 84281
Total LACNIC prefixes after maximum aggregation: 18754
LACNIC Deaggregation factor: 4.49
Prefixes being announced from the LACNIC address blocks: 85517
Unique aggregates announced from the LACNIC address blocks: 39302
LACNIC Region origin ASes present in the Internet Routing Table: 6238
LACNIC Prefixes per ASN: 13.71
LACNIC Region origin ASes announcing only one prefix: 1746
LACNIC Region transit ASes present in the Internet Routing Table: 1145
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 24
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3754
Number of LACNIC addresses announced to Internet: 170951648
Equivalent to 10 /8s, 48 /16s and 131 /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: 17226
Total AfriNIC prefixes after maximum aggregation: 3838
AfriNIC Deaggregation factor: 4.49
Prefixes being announced from the AfriNIC address blocks: 19024
Unique aggregates announced from the AfriNIC address blocks: 6971
AfriNIC Region origin ASes present in the Internet Routing Table: 1067
AfriNIC Prefixes per ASN: 17.83
AfriNIC Region origin ASes announcing only one prefix: 333
AfriNIC Region transit ASes present in the Internet Routing Table: 211
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: 336
Number of AfriNIC addresses announced to Internet: 93364480
Equivalent to 5 /8s, 144 /16s and 161 /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 5425 4192 87 ERX-CERNET-BKB China Education and Rese
7545 4014 407 392 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2963 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2801 11124 744 KIXS-AS-KR Korea Telecom, KR
9829 2751 1498 549 BSNL-NIB National Internet Backbone, IN
9808 2356 8699 32 CMNET-GD Guangdong Mobile Communication
45899 2234 1449 106 VNPT-AS-VN VNPT Corp, VN
4755 2095 422 220 TATACOMM-AS TATA Communications formerl
7552 1671 1104 73 VIETEL-AS-AP Viettel Corporation, VN
9498 1622 361 144 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 3830 2952 159 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3445 1341 88 SHAW - Shaw Communications Inc., CA
18566 2207 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2066 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 2021 2203 434 CHARTER-NET-HKY-NC - Charter Communicat
209 1863 5066 639 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1833 3861 579 AMAZON-02 - Amazon.com, Inc., US
30036 1823 328 290 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
701 1718 10559 629 UUNET - MCI Communications Services, In
6983 1695 854 231 ITCDELTA - Earthlink, 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 3387 186 23 ALJAWWALSTC-AS, SA
20940 2969 970 2133 AKAMAI-ASN1, US
8551 2554 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2050 332 422 TELLCOM-AS, TR
9121 1911 1691 17 TTNET, TR
12479 1647 1048 59 UNI2-AS, ES
13188 1602 100 55 TRIOLAN, UA
12389 1560 1482 651 ROSTELECOM-AS, RU
6849 1225 355 21 UKRTELNET, UA
8402 1153 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 3546 542 219 Telmex Colombia S.A., CO
8151 2656 3402 578 Uninet S.A. de C.V., MX
11830 2107 370 65 Instituto Costarricense de Electricidad
6503 1556 437 53 Axtel, S.A.B. de C.V., MX
7303 1556 1015 244 Telecom Argentina S.A., AR
6147 1230 377 27 Telefonica del Peru S.A.A., PE
3816 1023 501 93 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 955 2277 194 CLARO S.A., BR
11172 917 126 86 Alestra, S. de R.L. de C.V., MX
18881 897 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 1196 398 48 LINKdotNET-AS, EG
37611 747 91 8 Afrihost, ZA
36903 711 357 130 MT-MPLS, MA
36992 678 1378 29 ETISALAT-MISR, EG
24835 501 850 15 RAYA-AS, EG
29571 421 36 10 CITelecom-AS, CI
37492 407 321 75 ORANGE-, TN
15399 357 35 7 WANANCHI-, KE
8452 313 1730 17 TE-AS TE-AS, EG
2018 304 327 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 5425 4192 87 ERX-CERNET-BKB China Education and Rese
7545 4014 407 392 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3830 2952 159 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3546 542 219 Telmex Colombia S.A., CO
6327 3445 1341 88 SHAW - Shaw Communications Inc., CA
39891 3387 186 23 ALJAWWALSTC-AS, SA
20940 2969 970 2133 AKAMAI-ASN1, US
17974 2963 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2801 11124 744 KIXS-AS-KR Korea Telecom, KR
9829 2751 1498 549 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 3830 3671 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 4014 3622 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3387 3364 ALJAWWALSTC-AS, SA
6327 3445 3357 SHAW - Shaw Communications Inc., CA
10620 3546 3327 Telmex Colombia S.A., CO
17974 2963 2890 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
8551 2554 2513 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
9808 2356 2324 CMNET-GD Guangdong Mobile Communication Co.Ltd.
9829 2751 2202 BSNL-NIB National Internet Backbone, IN
45899 2234 2128 VNPT-AS-VN VNPT Corp, VN
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
65532 PRIVATE 14.192.19.0/24 132717 NDCTPL-IN NxtGen Datacenter &
64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P
64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P
65530 PRIVATE 45.249.40.0/24 133720 SOFTCALLCOC-AS SOFT CALL CUST-
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim
4294901876 PRIVATE 59.101.19.0/24 2764 AAPT AAPT Limited, AU
4294902000 PRIVATE 59.101.45.0/24 2764 AAPT AAPT Limited, AU
4294901905 PRIVATE 59.101.49.0/24 2764 AAPT AAPT Limited, AU
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
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
41.79.12.0/22 37306 -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 /12:284
/13:553 /14:1049 /15:1851 /16:13445 /17:7650 /18:13436
/19:24671 /20:38968 /21:41614 /22:78456 /23:65015 /24:367890
/25:847 /26:624 /27:631 /28:37 /29:25 /30:18
/31:2 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3241 3445 SHAW - Shaw Communications Inc., CA
22773 2998 3830 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
39891 2946 3387 ALJAWWALSTC-AS, SA
18566 2091 2207 MEGAPATH5-US - MegaPath Corporation, US
8551 2019 2554 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 1605 1823 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11830 1497 2107 Instituto Costarricense de Electricidad y Telec
10620 1493 3546 Telmex Colombia S.A., CO
11492 1402 1580 CABLEONE - CABLE ONE, INC., US
6389 1372 2066 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1580 2:818 4:18 5:2442 6:31 7:1
8:1055 12:1838 13:134 14:1712 15:27 16:2
17:186 18:90 20:61 23:2433 24:1911 25:2
27:2366 29:1 31:1918 32:84 33:18 35:21
36:392 37:2370 38:1327 39:65 40:97 41:2978
42:460 43:1964 44:78 45:3012 46:2807 47:161
49:1234 50:995 51:19 52:826 54:362 55:6
56:4 57:46 58:1564 59:1012 60:323 61:1928
62:1675 63:1910 64:4648 65:2215 66:4584 67:2302
68:1281 69:3362 70:1191 71:620 72:2229 74:2716
75:405 76:426 77:1481 78:1452 79:1952 80:1407
81:1390 82:1004 83:727 84:956 85:1793 86:464
87:1204 88:755 89:2186 90:164 91:6206 92:990
93:2406 94:2394 95:2662 96:653 97:355 98:1063
99:94 100:153 101:1218 103:15538 104:3024 105:187
106:568 107:1744 108:821 109:2895 110:1457 111:1744
112:1234 113:1253 114:1046 115:1555 116:1646 117:1749
118:2156 119:1651 120:723 121:1060 122:2330 123:1824
124:1485 125:1803 128:840 129:662 130:437 131:1452
132:564 133:191 134:681 135:226 136:453 137:468
138:1910 139:506 140:394 141:632 142:769 143:878
144:806 145:182 146:1094 147:696 148:1481 149:578
150:708 151:973 152:709 153:299 154:885 155:753
156:659 157:659 158:480 159:1540 160:730 161:741
162:2539 163:538 164:938 165:1386 166:383 167:1282
168:2989 169:839 170:3490 171:334 172:1024 173:1988
174:815 175:732 176:1891 177:4015 178:2548 179:1127
180:2203 181:1934 182:2379 183:776 184:876 185:10403
186:3290 187:2187 188:2613 189:1788 190:8345 191:1347
192:9524 193:5798 194:4683 195:3912 196:2099 197:1329
198:5546 199:5902 200:7577 201:4308 202:10329 203:9990
204:4500 205:2838 206:3070 207:3158 208:3945 209:3996
210:3949 211:2082 212:2879 213:2511 214:861 215:66
216:5899 217:2132 218:888 219:600 220:1696 221:892
222:743 223:1188
End of report
Plus d'informations sur la liste de diffusion Cmnog