[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jan 27 18:01:47 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 28 Jan, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 630069
Prefixes after maximum aggregation (per Origin AS): 222004
Deaggregation factor: 2.84
Unique aggregates announced (without unneeded subnets): 305485
Total ASes present in the Internet Routing Table: 55692
Prefixes per ASN: 11.31
Origin-only ASes present in the Internet Routing Table: 36239
Origin ASes announcing only one prefix: 15215
Transit ASes present in the Internet Routing Table: 6561
Transit-only ASes present in the Internet Routing Table: 175
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 41
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 56
Unregistered ASNs in the Routing Table: 16
Number of 32-bit ASNs allocated by the RIRs: 17080
Number of 32-bit ASNs visible in the Routing Table: 12892
Prefixes from 32-bit ASNs in the Routing Table: 53317
Number of bogon 32-bit ASNs visible in the Routing Table: 862
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 381
Number of addresses announced to Internet: 2831917284
Equivalent to 168 /8s, 203 /16s and 160 /24s
Percentage of available address space announced: 76.5
Percentage of allocated address space announced: 76.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.4
Total number of prefixes smaller than registry allocations: 208709
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156846
Total APNIC prefixes after maximum aggregation: 43166
APNIC Deaggregation factor: 3.63
Prefixes being announced from the APNIC address blocks: 171765
Unique aggregates announced from the APNIC address blocks: 71082
APNIC Region origin ASes present in the Internet Routing Table: 5186
APNIC Prefixes per ASN: 33.12
APNIC Region origin ASes announcing only one prefix: 1140
APNIC Region transit ASes present in the Internet Routing Table: 943
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 41
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2639
Number of APNIC addresses announced to Internet: 760184964
Equivalent to 45 /8s, 79 /16s and 128 /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: 188672
Total ARIN prefixes after maximum aggregation: 89475
ARIN Deaggregation factor: 2.11
Prefixes being announced from the ARIN address blocks: 195695
Unique aggregates announced from the ARIN address blocks: 89834
ARIN Region origin ASes present in the Internet Routing Table: 16064
ARIN Prefixes per ASN: 12.18
ARIN Region origin ASes announcing only one prefix: 5595
ARIN Region transit ASes present in the Internet Routing Table: 1724
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: 1732
Number of ARIN addresses announced to Internet: 1104311968
Equivalent to 65 /8s, 210 /16s and 118 /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: 151900
Total RIPE prefixes after maximum aggregation: 73441
RIPE Deaggregation factor: 2.07
Prefixes being announced from the RIPE address blocks: 163465
Unique aggregates announced from the RIPE address blocks: 99378
RIPE Region origin ASes present in the Internet Routing Table: 18152
RIPE Prefixes per ASN: 9.01
RIPE Region origin ASes announcing only one prefix: 7763
RIPE Region transit ASes present in the Internet Routing Table: 3048
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5111
Number of RIPE addresses announced to Internet: 709660288
Equivalent to 42 /8s, 76 /16s and 142 /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: 63915
Total LACNIC prefixes after maximum aggregation: 12605
LACNIC Deaggregation factor: 5.07
Prefixes being announced from the LACNIC address blocks: 80937
Unique aggregates announced from the LACNIC address blocks: 38074
LACNIC Region origin ASes present in the Internet Routing Table: 2482
LACNIC Prefixes per ASN: 32.61
LACNIC Region origin ASes announcing only one prefix: 546
LACNIC Region transit ASes present in the Internet Routing Table: 596
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3124
Number of LACNIC addresses announced to Internet: 171001408
Equivalent to 10 /8s, 49 /16s and 70 /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: 15362
Total AfriNIC prefixes after maximum aggregation: 3310
AfriNIC Deaggregation factor: 4.64
Prefixes being announced from the AfriNIC address blocks: 17826
Unique aggregates announced from the AfriNIC address blocks: 6788
AfriNIC Region origin ASes present in the Internet Routing Table: 736
AfriNIC Prefixes per ASN: 24.22
AfriNIC Region origin ASes announcing only one prefix: 171
AfriNIC Region transit ASes present in the Internet Routing Table: 183
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 286
Number of AfriNIC addresses announced to Internet: 86317568
Equivalent to 5 /8s, 37 /16s and 26 /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 5546 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3726 390 254 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2976 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2729 11133 744 KIXS-AS-KR Korea Telecom, KR
9829 2708 1501 542 BSNL-NIB National Internet Backbone, IN
9808 2282 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2054 429 217 TATACOMM-AS TATA Communications formerl
45899 1916 1284 99 VNPT-AS-VN VNPT Corp, VN
4808 1641 1788 450 CHINA169-BJ China Unicom Beijing Provin
24560 1564 566 246 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 3628 2968 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3299 1333 83 SHAW - Shaw Communications Inc., CA
18566 2192 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2094 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1963 2031 403 CHARTER-NET-HKY-NC - Charter Communicat
209 1713 5067 637 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1700 319 455 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1680 848 227 ITCDELTA - Earthlink, Inc., US
16509 1630 3047 532 AMAZON-02 - Amazon.com, Inc., US
701 1596 10613 658 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 3334 171 18 ALJAWWALSTC-AS , SA
20940 2989 1123 2130 AKAMAI-ASN1 , US
9121 2202 1707 94 TTNET , TR
34984 1990 327 377 TELLCOM-AS , TR
13188 1598 99 62 TRIOLAN , UA
12479 1448 1033 51 UNI2-AS , ES
8551 1438 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1313 355 22 UKRTELNET , UA
8402 1100 544 15 CORBINA-AS OJSC "Vimpelcom", RU
9198 1010 352 24 KAZTELECOM-AS , KZ
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 3534 545 171 Telmex Colombia S.A., CO
8151 2486 3380 556 Uninet S.A. de C.V., MX
11830 1800 368 66 Instituto Costarricense de Electricidad
6503 1547 437 54 Axtel, S.A.B. de C.V., MX
7303 1526 974 254 Telecom Argentina S.A., AR
6147 1296 377 27 Telefonica del Peru S.A.A., PE
28573 1063 2271 178 CLARO S.A., BR
3816 1005 479 179 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 992 279 32 Techtel LMDS Comunicaciones Interactiva
17072 970 127 357 TOTAL PLAY TELECOMUNICACIONES SA DE CV,
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 1294 398 42 LINKdotNET-AS, EG
36903 719 361 123 MT-MPLS, MA
37611 686 67 6 Afrihost, ZA
36992 587 1373 25 ETISALAT-MISR, EG
24835 491 658 16 RAYA-AS, EG
8452 480 1474 16 TE-AS TE-AS, EG
37492 395 324 75 ORANGE-TN, TN
29571 367 36 10 CITelecom-AS, CI
15399 321 35 6 WANANCHI-KE, KE
2018 288 327 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 5546 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3726 390 254 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3628 2968 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3534 545 171 Telmex Colombia S.A., CO
39891 3334 171 18 ALJAWWALSTC-AS , SA
6327 3299 1333 83 SHAW - Shaw Communications Inc., CA
20940 2989 1123 2130 AKAMAI-ASN1 , US
17974 2976 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2729 11133 744 KIXS-AS-KR Korea Telecom, KR
9829 2708 1501 542 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 3628 3477 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3726 3472 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3534 3363 Telmex Colombia S.A., CO
39891 3334 3316 ALJAWWALSTC-AS , SA
6327 3299 3216 SHAW - Shaw Communications Inc., CA
17974 2976 2905 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2282 2249 CMNET-GD Guangdong Mobile Communication
9829 2708 2166 BSNL-NIB National Internet Backbone, IN
9121 2202 2108 TTNET , TR
18566 2192 2083 MEGAPATH5-US - MegaPath Corporation, US
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
14.128.12.0/22 55763 UNKNOWN
14.128.12.0/24 55763 UNKNOWN
14.128.13.0/24 55763 UNKNOWN
14.128.15.0/24 55763 UNKNOWN
27.100.7.0/24 56096 UNKNOWN
41.73.16.0/24 37004 Suburban-Broadband-AS, NG
41.73.17.0/24 37004 Suburban-Broadband-AS, NG
41.73.18.0/24 37004 Suburban-Broadband-AS, NG
41.73.19.0/24 37004 Suburban-Broadband-AS, NG
41.73.20.0/24 37004 Suburban-Broadband-AS, NG
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 /11:103 /12:276
/13:532 /14:1049 /15:1792 /16:13183 /17:7770 /18:12968
/19:25169 /20:38034 /21:40726 /22:73669 /23:61693 /24:351696
/25:548 /26:405 /27:288 /28:34 /29:22 /30:18
/31:1 /32:28
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3095 3299 SHAW - Shaw Communications Inc., CA
39891 2896 3334 ALJAWWALSTC-AS , SA
22773 2824 3628 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2085 2192 MEGAPATH5-US - MegaPath Corporation, US
9121 1544 2202 TTNET , TR
30036 1512 1700 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1450 3534 Telmex Colombia S.A., CO
6389 1392 2094 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1348 1598 TRIOLAN , UA
6983 1323 1680 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1599 2:823 4:25 5:2423 6:32 8:1046
12:1810 13:70 14:1781 15:23 16:2 17:103
18:128 19:1 20:52 23:1976 24:1842 27:2380
31:1875 32:83 33:2 34:1 35:19 36:354
37:2512 38:1305 39:43 40:100 41:2904 42:450
43:1924 44:59 45:2342 46:2576 47:109 49:1211
50:943 51:18 52:701 54:356 55:3 56:4
57:40 58:1595 59:983 60:390 61:1878 62:1503
63:1931 64:4545 65:2207 66:4412 67:2209 68:1167
69:3310 70:1301 71:570 72:2048 74:2579 75:402
76:412 77:1431 78:1547 79:1122 80:1370 81:1415
82:962 83:723 84:868 85:1686 86:482 87:1128
88:780 89:2044 90:200 91:6112 92:971 93:2395
94:2344 95:2766 96:571 97:360 98:928 99:91
100:148 101:1242 103:13397 104:2670 105:160 106:477
107:1521 108:790 109:2535 110:1288 111:1670 112:1150
113:1293 114:1014 115:1625 116:1724 117:1641 118:2057
119:1566 120:944 121:1078 122:2273 123:1998 124:1546
125:1820 128:720 129:516 130:414 131:1407 132:550
133:189 134:521 135:213 136:385 137:417 138:1870
139:490 140:616 141:511 142:732 143:922 144:759
145:167 146:1060 147:658 148:1397 149:567 150:684
151:934 152:714 153:314 154:747 155:961 156:543
157:580 158:436 159:1364 160:565 161:734 162:2468
163:532 164:769 165:1147 166:360 167:1258 168:2455
169:721 170:2680 171:271 172:920 173:1829 174:796
175:709 176:1770 177:4120 178:2447 179:1138 180:2106
181:1934 182:2210 183:1020 184:835 185:8555 186:3222
187:2258 188:2354 189:1791 190:8108 191:1318 192:9315
193:5774 194:4591 195:3839 196:1924 197:1230 198:5582
199:5819 200:7338 201:4137 202:10062 203:9870 204:4458
205:2763 206:2972 207:3151 208:3982 209:3878 210:3922
211:2094 212:2781 213:2449 214:845 215:65 216:5808
217:1968 218:832 219:601 220:1688 221:901 222:728
223:1156
End of report
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