[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Oct 28 18:01:31 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 29 Oct, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 619119
Prefixes after maximum aggregation (per Origin AS): 220712
Deaggregation factor: 2.81
Unique aggregates announced (without unneeded subnets): 300943
Total ASes present in the Internet Routing Table: 55082
Prefixes per ASN: 11.24
Origin-only ASes present in the Internet Routing Table: 36320
Origin ASes announcing only one prefix: 15327
Transit ASes present in the Internet Routing Table: 6532
Transit-only ASes present in the Internet Routing Table: 167
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 37
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 52
Unregistered ASNs in the Routing Table: 16
Number of 32-bit ASNs allocated by the RIRs: 15924
Number of 32-bit ASNs visible in the Routing Table: 12230
Prefixes from 32-bit ASNs in the Routing Table: 49420
Number of bogon 32-bit ASNs visible in the Routing Table: 281
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 352
Number of addresses announced to Internet: 2828482468
Equivalent to 168 /8s, 151 /16s and 55 /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: 98.3
Total number of prefixes smaller than registry allocations: 203450
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156739
Total APNIC prefixes after maximum aggregation: 42750
APNIC Deaggregation factor: 3.67
Prefixes being announced from the APNIC address blocks: 170488
Unique aggregates announced from the APNIC address blocks: 69969
APNIC Region origin ASes present in the Internet Routing Table: 5173
APNIC Prefixes per ASN: 32.96
APNIC Region origin ASes announcing only one prefix: 1140
APNIC Region transit ASes present in the Internet Routing Table: 947
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2444
Number of APNIC addresses announced to Internet: 758852036
Equivalent to 45 /8s, 59 /16s and 41 /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: 187849
Total ARIN prefixes after maximum aggregation: 89675
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 193888
Unique aggregates announced from the ARIN address blocks: 89398
ARIN Region origin ASes present in the Internet Routing Table: 16158
ARIN Prefixes per ASN: 12.00
ARIN Region origin ASes announcing only one prefix: 5667
ARIN Region transit ASes present in the Internet Routing Table: 1712
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: 1549
Number of ARIN addresses announced to Internet: 1105484960
Equivalent to 65 /8s, 228 /16s and 92 /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: 147174
Total RIPE prefixes after maximum aggregation: 72269
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 157973
Unique aggregates announced from the RIPE address blocks: 97288
RIPE Region origin ASes present in the Internet Routing Table: 18133
RIPE Prefixes per ASN: 8.71
RIPE Region origin ASes announcing only one prefix: 7797
RIPE Region transit ASes present in the Internet Routing Table: 3036
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5080
Number of RIPE addresses announced to Internet: 708894976
Equivalent to 42 /8s, 64 /16s and 225 /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: 62909
Total LACNIC prefixes after maximum aggregation: 12672
LACNIC Deaggregation factor: 4.96
Prefixes being announced from the LACNIC address blocks: 79235
Unique aggregates announced from the LACNIC address blocks: 37500
LACNIC Region origin ASes present in the Internet Routing Table: 2479
LACNIC Prefixes per ASN: 31.96
LACNIC Region origin ASes announcing only one prefix: 553
LACNIC Region transit ASes present in the Internet Routing Table: 593
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2886
Number of LACNIC addresses announced to Internet: 170733632
Equivalent to 10 /8s, 45 /16s and 48 /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: 14975
Total AfriNIC prefixes after maximum aggregation: 3338
AfriNIC Deaggregation factor: 4.49
Prefixes being announced from the AfriNIC address blocks: 17183
Unique aggregates announced from the AfriNIC address blocks: 6467
AfriNIC Region origin ASes present in the Internet Routing Table: 736
AfriNIC Prefixes per ASN: 23.35
AfriNIC Region origin ASes announcing only one prefix: 170
AfriNIC Region transit ASes present in the Internet Routing Table: 180
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 271
Number of AfriNIC addresses announced to Internet: 84162560
Equivalent to 5 /8s, 4 /16s and 56 /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 5540 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3584 382 248 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2958 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2694 1497 530 BSNL-NIB National Internet Backbone, IN
4766 2692 11132 739 KIXS-AS-KR Korea Telecom, KR
9808 2231 8781 42 CMNET-GD Guangdong Mobile Communication
4755 2050 429 215 TATACOMM-AS TATA Communications formerl
4808 1768 2291 520 CHINA169-BJ China Unicom Beijing Provin
45899 1603 1239 93 VNPT-AS-VN VNPT Corp, VN
24560 1558 520 227 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 3550 2965 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 2986 1333 83 SHAW - Shaw Communications Inc., CA
18566 2197 405 110 MEGAPATH5-US - MegaPath Corporation, US
6389 2095 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1946 1999 405 CHARTER-NET-HKY-NC - Charter Communicat
30036 1767 338 328 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1725 5067 658 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1679 848 227 ITCDELTA - Earthlink, Inc., US
701 1610 10658 670 UUNET - MCI Communications Services, In
7018 1483 20476 1048 ATT-INTERNET4 - AT&T Services, 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 2871 1079 2043 AKAMAI-ASN1 , US
34984 1987 326 358 TELLCOM-AS , TR
13188 1623 99 59 TRIOLAN , UA
12479 1376 1018 49 UNI2-AS , ES
8551 1204 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1142 355 21 UKRTELNET , UA
8402 1113 544 15 CORBINA-AS Russia, RU
12389 950 1135 422 ROSTELECOM-AS , RU
6830 862 2755 463 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 3506 541 191 Telmex Colombia S.A., CO
8151 2286 3358 553 Uninet S.A. de C.V., MX
7303 1541 964 248 Telecom Argentina S.A., AR
6503 1444 437 54 Axtel, S.A.B. de C.V., MX
11830 1325 367 58 Instituto Costarricense de Electricidad
6147 1235 377 28 Telefonica del Peru S.A.A., PE
7738 1018 1882 40 Telemar Norte Leste S.A., BR
28573 1007 2264 166 CLARO S.A., BR
3816 978 473 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 906 126 76 Alestra, S. de R.L. de C.V., MX
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 1185 402 50 LINKdotNET-AS, EG
36903 680 342 128 MT-MPLS, MA
37611 672 67 6 Afrihost, ZA
36992 566 1373 25 ETISALAT-MISR, EG
8452 513 1472 15 TE-AS TE-AS, EG
37492 386 250 69 ORANGE-TN, TN
29571 364 37 12 CITelecom-AS, CI
24835 313 560 19 RAYA-AS, EG
15399 307 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 5540 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3584 382 248 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3550 2965 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3506 541 191 Telmex Colombia S.A., CO
39891 3329 169 15 ALJAWWALSTC-AS , SA
6327 2986 1333 83 SHAW - Shaw Communications Inc., CA
17974 2958 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2871 1079 2043 AKAMAI-ASN1 , US
9829 2694 1497 530 BSNL-NIB National Internet Backbone, IN
4766 2692 11132 739 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 3550 3404 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3584 3336 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3506 3315 Telmex Colombia S.A., CO
39891 3329 3314 ALJAWWALSTC-AS , SA
6327 2986 2903 SHAW - Shaw Communications Inc., CA
17974 2958 2887 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2231 2189 CMNET-GD Guangdong Mobile Communication
9829 2694 2164 BSNL-NIB National Internet Backbone, IN
18566 2197 2087 MEGAPATH5-US - MegaPath Corporation, US
6389 2095 2056 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
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
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
41.73.8.0/24 37004 -Reserved AS-, ZZ
41.73.9.0/24 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 /11:102 /12:273
/13:522 /14:1048 /15:1781 /16:13144 /17:7835 /18:12976
/19:25476 /20:38773 /21:40443 /22:71412 /23:60071 /24:343970
/25:451 /26:345 /27:293 /28:58 /29:34 /30:14
/31:1 /32:32
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2896 3329 ALJAWWALSTC-AS , SA
6327 2782 2986 SHAW - Shaw Communications Inc., CA
22773 2770 3550 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2089 2197 MEGAPATH5-US - MegaPath Corporation, US
30036 1582 1767 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1433 3506 Telmex Colombia S.A., CO
6389 1393 2095 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1362 1623 TRIOLAN , UA
6983 1325 1679 ITCDELTA - Earthlink, Inc., US
34984 1272 1987 TELLCOM-AS , TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1541 2:800 4:23 5:2239 6:32 8:992
12:1805 13:50 14:1743 15:46 16:2 17:100
18:126 20:48 23:1876 24:1807 27:2355 31:1795
32:83 33:4 35:3 36:330 37:2388 38:1280
39:34 40:101 41:2985 42:463 43:1881 44:48
45:2212 46:2624 47:104 49:1214 50:928 51:14
52:557 53:2 54:351 55:7 56:4 57:40
58:1578 59:995 60:378 61:1837 62:1525 63:1936
64:4580 65:2175 66:4329 67:2255 68:1145 69:3303
70:1292 71:563 72:2078 74:2592 75:404 76:416
77:1428 78:1301 79:909 80:1309 81:1405 82:985
83:706 84:893 85:1590 86:479 87:1125 88:560
89:2053 90:222 91:6121 92:934 93:2360 94:2401
95:2487 96:555 97:345 98:945 99:89 100:147
101:1171 103:12713 104:2545 105:129 106:450 107:1432
108:777 109:2505 110:1277 111:1644 112:1128 113:1142
114:1091 115:1688 116:1672 117:1550 118:2070 119:1568
120:953 121:1075 122:2264 123:2030 124:1576 125:1822
128:693 129:451 130:415 131:1371 132:610 133:175
134:512 135:200 136:400 137:395 138:1799 139:435
140:598 141:453 142:676 143:928 144:734 145:166
146:949 147:660 148:1379 149:535 150:655 151:885
152:685 153:302 154:693 155:937 156:534 157:536
158:410 159:1273 160:555 161:721 162:2416 163:588
164:775 165:1129 166:348 167:1199 168:2317 169:671
170:2224 171:252 172:778 173:1810 174:768 175:667
176:1728 177:4145 178:2354 179:1197 180:2158 181:1929
182:2097 183:1006 184:826 185:7755 186:3251 187:2168
188:2226 189:1763 190:7859 191:1325 192:9100 193:5749
194:4479 195:3840 196:1811 197:1263 198:5604 199:5833
200:7168 201:3740 202:10155 203:9848 204:4504 205:2757
206:2997 207:3097 208:3993 209:3885 210:3873 211:2042
212:2749 213:2359 214:878 215:68 216:5738 217:1974
218:820 219:598 220:1643 221:878 222:708 223:1331
End of report
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