[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Sep 9 18:01:36 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 Sep, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 608869
Prefixes after maximum aggregation (per Origin AS): 219887
Deaggregation factor: 2.77
Unique aggregates announced (without unneeded subnets): 297693
Total ASes present in the Internet Routing Table: 54797
Prefixes per ASN: 11.11
Origin-only ASes present in the Internet Routing Table: 36393
Origin ASes announcing only one prefix: 15419
Transit ASes present in the Internet Routing Table: 6519
Transit-only ASes present in the Internet Routing Table: 176
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: 15349
Number of 32-bit ASNs visible in the Routing Table: 11885
Prefixes from 32-bit ASNs in the Routing Table: 47401
Number of bogon 32-bit ASNs visible in the Routing Table: 68
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 402
Number of addresses announced to Internet: 2827227492
Equivalent to 168 /8s, 132 /16s and 17 /24s
Percentage of available address space announced: 76.4
Percentage of allocated address space announced: 76.4
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.2
Total number of prefixes smaller than registry allocations: 197756
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156029
Total APNIC prefixes after maximum aggregation: 42960
APNIC Deaggregation factor: 3.63
Prefixes being announced from the APNIC address blocks: 169453
Unique aggregates announced from the APNIC address blocks: 68913
APNIC Region origin ASes present in the Internet Routing Table: 5199
APNIC Prefixes per ASN: 32.59
APNIC Region origin ASes announcing only one prefix: 1164
APNIC Region transit ASes present in the Internet Routing Table: 947
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: 2361
Number of APNIC addresses announced to Internet: 759442244
Equivalent to 45 /8s, 68 /16s and 43 /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: 183621
Total ARIN prefixes after maximum aggregation: 89506
ARIN Deaggregation factor: 2.05
Prefixes being announced from the ARIN address blocks: 189303
Unique aggregates announced from the ARIN address blocks: 88433
ARIN Region origin ASes present in the Internet Routing Table: 16204
ARIN Prefixes per ASN: 11.68
ARIN Region origin ASes announcing only one prefix: 5706
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: 1453
Number of ARIN addresses announced to Internet: 1107311840
Equivalent to 66 /8s, 0 /16s and 60 /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: 145625
Total RIPE prefixes after maximum aggregation: 71753
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 155882
Unique aggregates announced from the RIPE address blocks: 96418
RIPE Region origin ASes present in the Internet Routing Table: 18119
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: 3028
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: 5039
Number of RIPE addresses announced to Internet: 708201216
Equivalent to 42 /8s, 54 /16s and 75 /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: 61547
Total LACNIC prefixes after maximum aggregation: 12383
LACNIC Deaggregation factor: 4.97
Prefixes being announced from the LACNIC address blocks: 77216
Unique aggregates announced from the LACNIC address blocks: 37336
LACNIC Region origin ASes present in the Internet Routing Table: 2474
LACNIC Prefixes per ASN: 31.21
LACNIC Region origin ASes announcing only one prefix: 543
LACNIC Region transit ASes present in the Internet Routing Table: 584
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2771
Number of LACNIC addresses announced to Internet: 170757184
Equivalent to 10 /8s, 45 /16s and 140 /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: 14585
Total AfriNIC prefixes after maximum aggregation: 3275
AfriNIC Deaggregation factor: 4.45
Prefixes being announced from the AfriNIC address blocks: 16613
Unique aggregates announced from the AfriNIC address blocks: 6268
AfriNIC Region origin ASes present in the Internet Routing Table: 733
AfriNIC Prefixes per ASN: 22.66
AfriNIC Region origin ASes announcing only one prefix: 174
AfriNIC Region transit ASes present in the Internet Routing Table: 180
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: 81113088
Equivalent to 4 /8s, 213 /16s and 176 /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 5547 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3531 382 250 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 3116 11143 1066 KIXS-AS-KR Korea Telecom, KR
17974 2942 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2683 1496 528 BSNL-NIB National Internet Backbone, IN
9808 2251 8781 42 CMNET-GD Guangdong Mobile Communication
4755 2051 429 222 TATACOMM-AS TATA Communications formerl
4808 1760 2295 528 CHINA169-BJ China Unicom Beijing Provin
45899 1574 1231 90 VNPT-AS-VN VNPT Corp, VN
24560 1538 508 220 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 3512 2964 146 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 1937 1977 403 CHARTER-NET-HKY-NC - Charter Communicat
30036 1725 337 345 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1702 5069 649 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1677 848 227 ITCDELTA - Earthlink, Inc., US
16509 1395 2532 458 AMAZON-02 - Amazon.com, Inc., US
7018 1369 20093 1007 ATT-INTERNET4 - AT&T Services, Inc., US
11492 1285 229 622 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 2819 1077 1997 AKAMAI-ASN1 , US
34984 1974 327 356 TELLCOM-AS , TR
12479 1329 1018 46 UNI2-AS , ES
13188 1223 99 65 BANKINFORM-AS , UA
8551 1205 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1144 355 21 UKRTELNET , UA
8402 1074 544 15 CORBINA-AS Russia, RU
9198 936 352 25 KAZTELECOM-AS , KZ
12389 923 1091 400 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 3479 541 167 Telmex Colombia S.A., CO
8151 2287 3417 568 Uninet S.A. de C.V., MX
7303 1544 954 245 Telecom Argentina S.A., AR
6503 1396 437 55 Axtel, S.A.B. de C.V., MX
11830 1325 367 57 Instituto Costarricense de Electricidad
6147 1081 377 27 Telefonica del Peru S.A.A., PE
7738 994 1882 40 Telemar Norte Leste S.A., BR
3816 962 464 209 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 907 125 76 Alestra, S. de R.L. de C.V., MX
28573 897 2180 162 CLARO 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 647 48 2 Afrihost, ZA
36992 547 1373 25 ETISALAT-MISR, EG
8452 540 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 296 35 6 WANANCHI-KE, KE
2018 264 327 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 5547 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3531 382 250 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3512 2964 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3479 541 167 Telmex Colombia S.A., CO
39891 3329 169 15 ALJAWWALSTC-AS , SA
4766 3116 11143 1066 KIXS-AS-KR Korea Telecom, KR
17974 2942 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2819 1077 1997 AKAMAI-ASN1 , US
9829 2683 1496 528 BSNL-NIB National Internet Backbone, IN
8151 2287 3417 568 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 3512 3366 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
39891 3329 3314 ALJAWWALSTC-AS , SA
10620 3479 3312 Telmex Colombia S.A., CO
7545 3531 3281 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2942 2864 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2251 2209 CMNET-GD Guangdong Mobile Communication
6389 2219 2178 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
9829 2683 2155 BSNL-NIB National Internet Backbone, IN
18566 2195 2085 MEGAPATH5-US - MegaPath Corporation, US
4766 3116 2050 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 /15:1767 /16:13140 /17:7822 /18:12982
/19:25320 /20:38642 /21:40272 /22:67769 /23:59371 /24:338263
/25:531 /26:510 /27:344 /28:52 /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 2737 3512 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2087 2195 MEGAPATH5-US - MegaPath Corporation, US
30036 1539 1725 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6389 1418 2219 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
10620 1396 3479 Telmex Colombia S.A., CO
6983 1327 1677 ITCDELTA - Earthlink, Inc., US
34984 1257 1974 TELLCOM-AS , TR
11492 1187 1285 CABLEONE - CABLE ONE, INC., US
13188 999 1223 BANKINFORM-AS , UA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1619 2:770 4:21 5:2178 6:31 8:984
12:1803 13:42 14:1755 15:45 16:2 17:95
18:126 20:50 22:1 23:1705 24:1797 27:2322
31:1787 32:85 33:4 35:5 36:313 37:2310
38:1252 39:36 40:96 41:2885 42:454 43:1852
44:47 45:2142 46:2575 47:93 49:1214 50:900
51:13 52:546 54:345 55:7 56:7 57:42
58:1564 59:1006 60:381 61:1813 62:1513 63:1909
64:4541 65:2185 66:4248 67:2213 68:1116 69:3254
70:1280 71:525 72:2046 74:2544 75:398 76:415
77:1374 78:1225 79:910 80:1305 81:1400 82:983
83:715 84:853 85:1570 86:486 87:1123 88:552
89:2077 90:202 91:6060 92:945 93:2364 94:2415
95:2478 96:519 97:340 98:947 99:90 100:78
101:1158 103:12243 104:2489 105:126 106:437 107:1391
108:660 109:2259 110:1276 111:1629 112:1050 113:1143
114:1042 115:1680 116:1649 117:1542 118:2038 119:1578
120:930 121:1118 122:2263 123:2015 124:1560 125:1832
128:666 129:457 130:412 131:1383 132:611 133:176
134:484 135:145 136:381 137:409 138:1891 139:422
140:577 141:454 142:662 143:981 144:737 145:162
146:945 147:655 148:1390 149:529 150:664 151:878
152:653 153:297 154:683 155:947 156:528 157:505
158:389 159:1228 160:511 161:732 162:2381 163:535
164:772 165:1101 166:333 167:1195 168:2140 169:666
170:1908 171:260 172:684 173:1688 174:758 175:670
176:1736 177:4005 178:2240 179:1157 180:2158 181:1860
182:1998 183:996 184:824 185:7343 186:3166 187:2111
188:2171 189:1757 190:7638 191:1273 192:9033 193:5721
194:4459 195:3850 196:1761 197:1136 198:5563 199:5756
200:7120 201:3660 202:10105 203:9830 204:4511 205:2739
206:2960 207:3087 208:4020 209:3860 210:3888 211:2037
212:2744 213:2331 214:838 215:70 216:5803 217:1987
218:797 219:609 220:1633 221:884 222:696 223:1281
End of report
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