[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Sep 16 18:01:26 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 17 Sep, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 609829
Prefixes after maximum aggregation (per Origin AS): 220069
Deaggregation factor: 2.77
Unique aggregates announced (without unneeded subnets): 297950
Total ASes present in the Internet Routing Table: 54857
Prefixes per ASN: 11.12
Origin-only ASes present in the Internet Routing Table: 36396
Origin ASes announcing only one prefix: 15402
Transit ASes present in the Internet Routing Table: 6516
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: 54
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 60
Unregistered ASNs in the Routing Table: 15
Number of 32-bit ASNs allocated by the RIRs: 15444
Number of 32-bit ASNs visible in the Routing Table: 11945
Prefixes from 32-bit ASNs in the Routing Table: 47636
Number of bogon 32-bit ASNs visible in the Routing Table: 84
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 347
Number of addresses announced to Internet: 2826656228
Equivalent to 168 /8s, 123 /16s and 89 /24s
Percentage of available address space announced: 76.3
Percentage of allocated address space announced: 76.3
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: 197571
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156454
Total APNIC prefixes after maximum aggregation: 42942
APNIC Deaggregation factor: 3.64
Prefixes being announced from the APNIC address blocks: 169988
Unique aggregates announced from the APNIC address blocks: 68960
APNIC Region origin ASes present in the Internet Routing Table: 5194
APNIC Prefixes per ASN: 32.73
APNIC Region origin ASes announcing only one prefix: 1156
APNIC Region transit ASes present in the Internet Routing Table: 946
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2380
Number of APNIC addresses announced to Internet: 759640004
Equivalent to 45 /8s, 71 /16s and 47 /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: 183986
Total ARIN prefixes after maximum aggregation: 89627
ARIN Deaggregation factor: 2.05
Prefixes being announced from the ARIN address blocks: 189745
Unique aggregates announced from the ARIN address blocks: 88444
ARIN Region origin ASes present in the Internet Routing Table: 16204
ARIN Prefixes per ASN: 11.71
ARIN Region origin ASes announcing only one prefix: 5699
ARIN Region transit ASes present in the Internet Routing Table: 1705
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: 1467
Number of ARIN addresses announced to Internet: 1106648544
Equivalent to 65 /8s, 246 /16s and 29 /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: 145716
Total RIPE prefixes after maximum aggregation: 71812
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 156009
Unique aggregates announced from the RIPE address blocks: 96512
RIPE Region origin ASes present in the Internet Routing Table: 18132
RIPE Prefixes per ASN: 8.60
RIPE Region origin ASes announcing only one prefix: 7832
RIPE Region transit ASes present in the Internet Routing Table: 3032
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5048
Number of RIPE addresses announced to Internet: 708290048
Equivalent to 42 /8s, 55 /16s and 166 /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: 61300
Total LACNIC prefixes after maximum aggregation: 12400
LACNIC Deaggregation factor: 4.94
Prefixes being announced from the LACNIC address blocks: 77048
Unique aggregates announced from the LACNIC address blocks: 37423
LACNIC Region origin ASes present in the Internet Routing Table: 2473
LACNIC Prefixes per ASN: 31.16
LACNIC Region origin ASes announcing only one prefix: 541
LACNIC Region transit ASes present in the Internet Routing Table: 583
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2789
Number of LACNIC addresses announced to Internet: 170641728
Equivalent to 10 /8s, 43 /16s and 201 /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: 14676
Total AfriNIC prefixes after maximum aggregation: 3278
AfriNIC Deaggregation factor: 4.48
Prefixes being announced from the AfriNIC address blocks: 16692
Unique aggregates announced from the AfriNIC address blocks: 6293
AfriNIC Region origin ASes present in the Internet Routing Table: 734
AfriNIC Prefixes per ASN: 22.74
AfriNIC Region origin ASes announcing only one prefix: 174
AfriNIC Region transit ASes present in the Internet Routing Table: 181
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 261
Number of AfriNIC addresses announced to Internet: 81097728
Equivalent to 4 /8s, 213 /16s and 116 /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 5553 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3514 382 250 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 3113 11142 1062 KIXS-AS-KR Korea Telecom, KR
17974 2945 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2688 1496 528 BSNL-NIB National Internet Backbone, IN
9808 2250 8781 42 CMNET-GD Guangdong Mobile Communication
4755 2052 429 218 TATACOMM-AS TATA Communications formerl
4808 1761 2295 528 CHINA169-BJ China Unicom Beijing Provin
45899 1727 1235 89 VNPT-AS-VN VNPT Corp, VN
24560 1542 510 221 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 3514 2964 145 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6389 2219 3671 41 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
18566 2195 405 110 MEGAPATH5-US - MegaPath Corporation, US
20115 1938 1977 404 CHARTER-NET-HKY-NC - Charter Communicat
30036 1738 337 332 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1717 5070 652 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1676 848 227 ITCDELTA - Earthlink, Inc., US
16509 1394 2532 466 AMAZON-02 - Amazon.com, Inc., US
7018 1370 20092 1008 ATT-INTERNET4 - AT&T Services, Inc., US
11492 1288 230 622 CABLEONE - CABLE ONE, 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 3329 169 15 ALJAWWALSTC-AS , SA
20940 2791 1059 1980 AKAMAI-ASN1 , US
34984 1974 327 356 TELLCOM-AS , TR
12479 1331 1018 46 UNI2-AS , ES
13188 1234 99 62 BANKINFORM-AS , UA
8551 1206 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1144 355 21 UKRTELNET , UA
8402 1078 544 15 CORBINA-AS Russia, RU
12389 925 1113 401 ROSTELECOM-AS , RU
6830 886 2752 465 LGI-UPC formerly known as UPC Broadband
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 3479 539 195 Telmex Colombia S.A., CO
8151 2275 3382 561 Uninet S.A. de C.V., MX
7303 1544 955 245 Telecom Argentina S.A., AR
6503 1397 437 55 Axtel, S.A.B. de C.V., MX
11830 1327 367 57 Instituto Costarricense de Electricidad
7738 994 1882 40 Telemar Norte Leste S.A., BR
3816 966 467 206 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 911 2181 167 CLARO S.A., BR
11172 907 125 76 Alestra, S. de R.L. de C.V., MX
18881 883 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 1179 402 50 LINKdotNET-AS, EG
36903 684 344 115 MT-MPLS, MA
37611 668 51 5 Afrihost, ZA
36992 547 1373 25 ETISALAT-MISR, EG
8452 543 1472 15 TE-AS TE-AS, EG
37492 384 250 69 ORANGE-TN, TN
24835 345 610 16 RAYA-AS, EG
29571 301 37 12 CITelecom-AS, CI
15399 297 35 6 WANANCHI-KE, KE
2018 269 327 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 5553 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3514 382 250 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3514 2964 145 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3479 539 195 Telmex Colombia S.A., CO
39891 3329 169 15 ALJAWWALSTC-AS , SA
4766 3113 11142 1062 KIXS-AS-KR Korea Telecom, KR
17974 2945 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2791 1059 1980 AKAMAI-ASN1 , US
9829 2688 1496 528 BSNL-NIB National Internet Backbone, IN
8151 2275 3382 561 Uninet S.A. de C.V., MX
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 3514 3369 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
39891 3329 3314 ALJAWWALSTC-AS , SA
10620 3479 3284 Telmex Colombia S.A., CO
7545 3514 3264 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2945 2867 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2250 2208 CMNET-GD Guangdong Mobile Communication
6389 2219 2178 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
9829 2688 2160 BSNL-NIB National Internet Backbone, IN
18566 2195 2085 MEGAPATH5-US - MegaPath Corporation, US
4766 3113 2051 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
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
65512 PRIVATE 45.252.244.0/24 45899 VNPT-AS-VN VNPT Corp, VN
65512 PRIVATE 45.252.245.0/24 45899 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.249.144.0/20 40430 COLO4JAX-AS - colo4jax, LLC, US
24.49.144.0/20 30164 USACOMMUNICATIONS-1 - USA COMPANIES, LP
27.100.7.0/24 56096 UNKNOWN
41.73.1.0/24 37004 -Reserved AS-, ZZ
41.73.2.0/24 37004 -Reserved AS-, ZZ
41.73.3.0/24 37004 -Reserved AS-, ZZ
41.73.4.0/24 37004 -Reserved AS-, ZZ
41.73.5.0/24 37004 -Reserved AS-, ZZ
41.73.6.0/24 37004 -Reserved AS-, ZZ
41.73.7.0/24 37004 -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 /8:16 /9:13 /10:36 /11:101 /12:269
/13:518 /14:1052 /15:1768 /16:13136 /17:7840 /18:12986
/19:25332 /20:38742 /21:40307 /22:67944 /23:59536 /24:338713
/25:531 /26:511 /27:344 /28:55 /29:32 /30:13
/31:1 /32:33
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2896 3329 ALJAWWALSTC-AS , SA
22773 2739 3514 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2087 2195 MEGAPATH5-US - MegaPath Corporation, US
30036 1552 1738 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6389 1418 2219 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
10620 1401 3479 Telmex Colombia S.A., CO
6983 1326 1676 ITCDELTA - Earthlink, Inc., US
34984 1257 1974 TELLCOM-AS , TR
11492 1190 1288 CABLEONE - CABLE ONE, INC., US
13188 1011 1234 BANKINFORM-AS , UA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1631 2:776 4:22 5:2169 6:27 8:990
12:1803 13:42 14:1740 15:47 16:2 17:95
18:126 20:50 22:1 23:1836 24:1804 27:2325
31:1781 32:85 33:4 35:5 36:323 37:2311
38:1254 39:36 40:97 41:2909 42:452 43:1859
44:47 45:2140 46:2554 47:95 49:1212 50:905
51:13 52:547 54:344 55:6 56:7 57:42
58:1569 59:1015 60:376 61:1821 62:1514 63:1923
64:4547 65:2179 66:4266 67:2205 68:1118 69:3256
70:1282 71:527 72:2031 74:2547 75:399 76:413
77:1380 78:1210 79:908 80:1293 81:1400 82:988
83:708 84:856 85:1565 86:486 87:1125 88:545
89:2086 90:204 91:6061 92:947 93:2365 94:2448
95:2472 96:521 97:340 98:939 99:90 100:78
101:1152 103:12319 104:2469 105:108 106:432 107:1403
108:671 109:2257 110:1269 111:1625 112:1054 113:1271
114:1078 115:1683 116:1659 117:1553 118:2031 119:1584
120:936 121:1118 122:2266 123:2070 124:1571 125:1835
128:670 129:438 130:414 131:1353 132:611 133:175
134:485 135:192 136:387 137:409 138:1895 139:424
140:574 141:456 142:662 143:933 144:735 145:165
146:942 147:653 148:1391 149:531 150:665 151:884
152:666 153:297 154:676 155:946 156:526 157:524
158:391 159:1232 160:511 161:733 162:2394 163:544
164:773 165:1118 166:334 167:1183 168:2175 169:669
170:1920 171:254 172:701 173:1686 174:758 175:669
176:1726 177:3996 178:2234 179:1186 180:2157 181:1767
182:2051 183:996 184:827 185:7399 186:3202 187:2142
188:2166 189:1767 190:7346 191:1272 192:9037 193:5724
194:4456 195:3855 196:1771 197:1146 198:5567 199:5760
200:7116 201:3597 202:10124 203:9822 204:4512 205:2744
206:2972 207:3076 208:4044 209:3862 210:3887 211:2036
212:2739 213:2332 214:870 215:70 216:5791 217:1979
218:805 219:609 220:1631 221:885 222:700 223:1305
End of report
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