[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 30 18:02:32 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 01 Jul, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 653102
Prefixes after maximum aggregation (per Origin AS): 254091
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 314847
Total ASes present in the Internet Routing Table: 57642
Prefixes per ASN: 11.33
Origin-only ASes present in the Internet Routing Table: 49881
Origin ASes announcing only one prefix: 21993
Transit ASes present in the Internet Routing Table: 7761
Transit-only ASes present in the Internet Routing Table: 230
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 41
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 63
Numnber of instances of unregistered ASNs: 67
Number of 32-bit ASNs allocated by the RIRs: 19273
Number of 32-bit ASNs visible in the Routing Table: 14977
Prefixes from 32-bit ASNs in the Routing Table: 61008
Number of bogon 32-bit ASNs visible in the Routing Table: 64
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 360
Number of addresses announced to Internet: 2848137828
Equivalent to 169 /8s, 195 /16s and 34 /24s
Percentage of available address space announced: 76.9
Percentage of allocated address space announced: 76.9
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: 217503
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 179085
Total APNIC prefixes after maximum aggregation: 51339
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 178234
Unique aggregates announced from the APNIC address blocks: 73760
APNIC Region origin ASes present in the Internet Routing Table: 8213
APNIC Prefixes per ASN: 21.70
APNIC Region origin ASes announcing only one prefix: 2298
APNIC Region transit ASes present in the Internet Routing Table: 1158
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: 3052
Number of APNIC addresses announced to Internet: 763598436
Equivalent to 45 /8s, 131 /16s and 150 /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: 198988
Total ARIN prefixes after maximum aggregation: 94731
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 200843
Unique aggregates announced from the ARIN address blocks: 92112
ARIN Region origin ASes present in the Internet Routing Table: 17906
ARIN Prefixes per ASN: 11.22
ARIN Region origin ASes announcing only one prefix: 6620
ARIN Region transit ASes present in the Internet Routing Table: 1777
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: 2060
Number of ARIN addresses announced to Internet: 1108512928
Equivalent to 66 /8s, 18 /16s and 144 /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: 175225
Total RIPE prefixes after maximum aggregation: 85781
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 171043
Unique aggregates announced from the RIPE address blocks: 102902
RIPE Region origin ASes present in the Internet Routing Table: 24139
RIPE Prefixes per ASN: 7.09
RIPE Region origin ASes announcing only one prefix: 11100
RIPE Region transit ASes present in the Internet Routing Table: 3405
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5956
Number of RIPE addresses announced to Internet: 712116864
Equivalent to 42 /8s, 114 /16s and 10 /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: 82725
Total LACNIC prefixes after maximum aggregation: 18405
LACNIC Deaggregation factor: 4.49
Prefixes being announced from the LACNIC address blocks: 84002
Unique aggregates announced from the LACNIC address blocks: 38760
LACNIC Region origin ASes present in the Internet Routing Table: 6079
LACNIC Prefixes per ASN: 13.82
LACNIC Region origin ASes announcing only one prefix: 1648
LACNIC Region transit ASes present in the Internet Routing Table: 1119
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 36
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3592
Number of LACNIC addresses announced to Internet: 170756320
Equivalent to 10 /8s, 45 /16s and 136 /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: 16968
Total AfriNIC prefixes after maximum aggregation: 3779
AfriNIC Deaggregation factor: 4.49
Prefixes being announced from the AfriNIC address blocks: 18620
Unique aggregates announced from the AfriNIC address blocks: 6990
AfriNIC Region origin ASes present in the Internet Routing Table: 1042
AfriNIC Prefixes per ASN: 17.87
AfriNIC Region origin ASes announcing only one prefix: 326
AfriNIC Region transit ASes present in the Internet Routing Table: 204
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 317
Number of AfriNIC addresses announced to Internet: 92728832
Equivalent to 5 /8s, 134 /16s and 238 /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 5552 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3933 404 363 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2976 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2805 11134 756 KIXS-AS-KR Korea Telecom, KR
9829 2752 1499 540 BSNL-NIB National Internet Backbone, IN
9808 2175 8699 34 CMNET-GD Guangdong Mobile Communication
4755 2088 422 222 TATACOMM-AS TATA Communications formerl
45899 2019 1415 109 VNPT-AS-VN VNPT Corp, VN
7552 1632 1104 73 VIETEL-AS-AP Viettel Corporation, VN
9498 1594 360 139 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 3814 2953 161 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3411 1333 81 SHAW - Shaw Communications Inc., CA
18566 2179 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2064 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 2010 2172 417 CHARTER-NET-HKY-NC - Charter Communicat
209 1825 5068 640 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1815 3696 586 AMAZON-02 - Amazon.com, Inc., US
30036 1795 325 309 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1695 854 231 ITCDELTA - Earthlink, Inc., US
701 1562 10560 631 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 3338 187 22 ALJAWWALSTC-AS, SA
8551 2971 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2904 963 2090 AKAMAI-ASN1, US
34984 2000 328 417 TELLCOM-AS, TR
9121 1955 1691 17 TTNET, TR
12479 1614 1044 53 UNI2-AS, ES
13188 1602 100 55 TRIOLAN, UA
12389 1524 1408 626 ROSTELECOM-AS, RU
6849 1225 355 21 UKRTELNET, UA
8402 1123 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 3541 544 185 Telmex Colombia S.A., CO
8151 2518 3404 576 Uninet S.A. de C.V., MX
11830 2089 369 57 Instituto Costarricense de Electricidad
7303 1550 1010 243 Telecom Argentina S.A., AR
6503 1541 437 53 Axtel, S.A.B. de C.V., MX
6147 1299 377 27 Telefonica del Peru S.A.A., PE
3816 1026 501 94 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 968 2301 177 CLARO S.A., BR
11172 915 126 82 Alestra, S. de R.L. de C.V., MX
18881 895 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 1254 398 48 LINKdotNET-AS, EG
37611 724 91 8 Afrihost, ZA
36903 711 357 129 MT-MPLS, MA
36992 643 1375 26 ETISALAT-MISR, EG
24835 499 850 15 RAYA-AS, EG
37492 407 320 75 ORANGE-, TN
29571 401 36 10 CITelecom-AS, CI
8452 358 1730 17 TE-AS TE-AS, EG
15399 353 35 7 WANANCHI-, KE
2018 300 327 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 5552 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3933 404 363 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3814 2953 161 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3541 544 185 Telmex Colombia S.A., CO
6327 3411 1333 81 SHAW - Shaw Communications Inc., CA
39891 3338 187 22 ALJAWWALSTC-AS, SA
17974 2976 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
8551 2971 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2904 963 2090 AKAMAI-ASN1, US
4766 2805 11134 756 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 3814 3653 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3933 3570 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3541 3356 Telmex Colombia S.A., CO
6327 3411 3330 SHAW - Shaw Communications Inc., CA
39891 3338 3316 ALJAWWALSTC-AS, SA
8551 2971 2931 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
17974 2976 2903 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9829 2752 2212 BSNL-NIB National Internet Backbone, IN
9808 2175 2141 CMNET-GD Guangdong Mobile Communication Co.Ltd.
18566 2179 2070 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
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
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
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
65010 PRIVATE 46.56.192.0/21 42772 VELCOM-AS, BY
65010 PRIVATE 46.56.224.0/21 42772 VELCOM-AS, BY
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
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
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
23.226.112.0/20 62788 -Reserved AS-, ZZ
27.100.7.0/24 56096 UNKNOWN
36.255.250.0/24 64091 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
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 /12:280
/13:545 /14:1049 /15:1846 /16:13473 /17:7631 /18:13434
/19:24639 /20:38561 /21:41217 /22:77596 /23:64333 /24:366107
/25:871 /26:604 /27:642 /28:35 /29:23 /30:18
/31:3 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3214 3411 SHAW - Shaw Communications Inc., CA
22773 2977 3814 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
39891 2898 3338 ALJAWWALSTC-AS, SA
8551 2436 2971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 2072 2179 MEGAPATH5-US - MegaPath Corporation, US
30036 1587 1795 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11830 1479 2089 Instituto Costarricense de Electricidad y Telec
10620 1469 3541 Telmex Colombia S.A., CO
11492 1382 1532 CABLEONE - CABLE ONE, INC., US
6389 1371 2064 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)
----------------------------------------------
1:1596 2:803 4:18 5:2432 6:34 8:1044
12:1833 13:123 14:1739 15:28 16:2 17:158
18:90 20:61 23:2384 24:1974 25:2 27:2454
31:1919 32:80 33:14 35:20 36:387 37:2347
38:1318 39:62 40:98 41:2928 42:485 43:1930
44:71 45:2848 46:2794 47:154 49:1236 50:985
51:18 52:830 54:363 55:6 56:4 57:42
58:1577 59:1053 60:388 61:1959 62:1604 63:1914
64:4587 65:2221 66:4566 67:2271 68:1244 69:3380
70:1149 71:586 72:2201 74:2692 75:387 76:423
77:1545 78:1457 79:2378 80:1404 81:1391 82:993
83:722 84:906 85:1748 86:481 87:1161 88:757
89:2102 90:175 91:6188 92:975 93:2384 94:2376
95:2683 96:628 97:353 98:1063 99:86 100:154
101:1201 103:15187 104:2961 105:182 106:508 107:1721
108:824 109:2863 110:1457 111:1725 112:1193 113:1251
114:1028 115:1721 116:1793 117:1701 118:2204 119:1608
120:1054 121:1111 122:2252 123:1831 124:1480 125:1888
128:774 129:652 130:434 131:1406 132:520 133:199
134:654 135:225 136:447 137:437 138:1933 139:490
140:394 141:600 142:766 143:893 144:796 145:182
146:1028 147:690 148:1446 149:579 150:705 151:973
152:694 153:304 154:776 155:753 156:610 157:649
158:450 159:1512 160:685 161:743 162:2530 163:535
164:804 165:1395 166:379 167:1244 168:2957 169:791
170:3454 171:318 172:1022 173:1947 174:811 175:750
176:1877 177:4080 178:2481 179:1180 180:2208 181:1881
182:2376 183:1000 184:866 185:10032 186:3207 187:2233
188:2709 189:1814 190:8252 191:1327 192:9499 193:5783
194:4682 195:3910 196:2080 197:1261 198:5500 199:5895
200:7456 201:4340 202:10368 203:10020 204:4486 205:2814
206:3016 207:3114 208:3985 209:3933 210:3974 211:2144
212:2855 213:2500 214:876 215:66 216:5771 217:2104
218:868 219:599 220:1692 221:931 222:781 223:1175
End of report
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