[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 26 18:03:33 UTC 2020
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, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG 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 27 Jun, 2020
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 814894
Prefixes after maximum aggregation (per Origin AS): 309638
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 397512
Total ASes present in the Internet Routing Table: 68362
Prefixes per ASN: 11.92
Origin-only ASes present in the Internet Routing Table: 58780
Origin ASes announcing only one prefix: 24483
Transit ASes present in the Internet Routing Table: 9582
Transit-only ASes present in the Internet Routing Table: 299
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 50
Max AS path prepend of ASN ( 22394) 38
Prefixes from unregistered ASNs in the Routing Table: 815
Number of instances of unregistered ASNs: 816
Number of 32-bit ASNs allocated by the RIRs: 32220
Number of 32-bit ASNs visible in the Routing Table: 26515
Prefixes from 32-bit ASNs in the Routing Table: 122091
Number of bogon 32-bit ASNs visible in the Routing Table: 11
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 537
Number of addresses announced to Internet: 2842787584
Equivalent to 169 /8s, 113 /16s and 127 /24s
Percentage of available address space announced: 76.8
Percentage of allocated address space announced: 76.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 274787
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 214375
Total APNIC prefixes after maximum aggregation: 62558
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 207909
Unique aggregates announced from the APNIC address blocks: 86051
APNIC Region origin ASes present in the Internet Routing Table: 10626
APNIC Prefixes per ASN: 19.57
APNIC Region origin ASes announcing only one prefix: 2978
APNIC Region transit ASes present in the Internet Routing Table: 1585
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 27
Number of APNIC region 32-bit ASNs visible in the Routing Table: 5710
Number of APNIC addresses announced to Internet: 769923200
Equivalent to 45 /8s, 228 /16s and 24 /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, 131072-141625
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: 238352
Total ARIN prefixes after maximum aggregation: 109528
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 235569
Unique aggregates announced from the ARIN address blocks: 119747
ARIN Region origin ASes present in the Internet Routing Table: 18526
ARIN Prefixes per ASN: 12.72
ARIN Region origin ASes announcing only one prefix: 6782
ARIN Region transit ASes present in the Internet Routing Table: 1899
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 42
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3295
Number of ARIN addresses announced to Internet: 1079433728
Equivalent to 64 /8s, 86 /16s and 218 /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, 393216-399260
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, 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: 231374
Total RIPE prefixes after maximum aggregation: 107357
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 227988
Unique aggregates announced from the RIPE address blocks: 134369
RIPE Region origin ASes present in the Internet Routing Table: 27159
RIPE Prefixes per ASN: 8.39
RIPE Region origin ASes announcing only one prefix: 11746
RIPE Region transit ASes present in the Internet Routing Table: 3825
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9253
Number of RIPE addresses announced to Internet: 709067648
Equivalent to 42 /8s, 67 /16s and 131 /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
196608-213403
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: 106747
Total LACNIC prefixes after maximum aggregation: 24787
LACNIC Deaggregation factor: 4.31
Prefixes being announced from the LACNIC address blocks: 107886
Unique aggregates announced from the LACNIC address blocks: 46672
LACNIC Region origin ASes present in the Internet Routing Table: 9981
LACNIC Prefixes per ASN: 10.81
LACNIC Region origin ASes announcing only one prefix: 2488
LACNIC Region transit ASes present in the Internet Routing Table: 1856
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 50
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 7565
Number of LACNIC addresses announced to Internet: 174461952
Equivalent to 10 /8s, 102 /16s and 20 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 23230
Total AfriNIC prefixes after maximum aggregation: 4752
AfriNIC Deaggregation factor: 4.89
Prefixes being announced from the AfriNIC address blocks: 35005
Unique aggregates announced from the AfriNIC address blocks: 10217
AfriNIC Region origin ASes present in the Internet Routing Table: 1404
AfriNIC Prefixes per ASN: 24.93
AfriNIC Region origin ASes announcing only one prefix: 489
AfriNIC Region transit ASes present in the Internet Routing Table: 277
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 692
Number of AfriNIC addresses announced to Internet: 109458432
Equivalent to 6 /8s, 134 /16s and 52 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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
7545 5537 720 648 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4743 4192 73 ERX-CERNET-BKB China Education and Rese
7552 3435 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 3168 1839 101 VNPT-AS-VN VNPT Corp, VN
7713 2700 827 527 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 2558 9043 61 CMNET-GD Guangdong Mobile Communication
4766 2283 11101 553 KIXS-AS-KR Korea Telecom, KR
9498 2280 434 225 BBIL-AP BHARTI Airtel Ltd., IN
4755 2134 441 193 TATACOMM-AS TATA Communications formerl
9394 2028 4914 20 CTTNET China TieTong Telecommunications
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
11492 4450 299 643 CABLEONE, US
7155 4036 264 27 VIASAT-SP-BACKBONE, US
16509 3996 8142 1792 AMAZON-02, US
22773 3570 2968 153 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3351 1324 90 SHAW, CA
16625 3109 1620 2214 AKAMAI-AS, US
209 2420 5075 529 CENTURYLINK-US-LEGACY-QWEST, US
30036 2409 364 205 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2305 2981 1622 FRONTIER-FRTR, US
26484 2219 139 243 IKGUL-26484, 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
12479 5812 1652 135 UNI2-AS, ES
31334 5095 484 13 KABELDEUTSCHLAND-AS, DE
8551 3162 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3066 456 2075 AKAMAI-ASN1, EU
39891 2879 171 19 ALJAWWALSTC-AS, SA
12389 2549 2263 757 ROSTELECOM-AS, RU
9009 2217 233 1214 M247, GB
34984 2154 354 565 TELLCOM-AS, TR
13188 1609 100 35 TRIOLAN, UA
61317 1343 156 575 ASDETUK http://www.heficed.com, GB
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
8151 6754 3330 595 Uninet S.A. de C.V., MX
10620 3359 530 508 Telmex Colombia S.A., CO
11830 2666 369 63 Instituto Costarricense de Electricidad
6503 1718 326 387 Axtel, S.A.B. de C.V., MX
7303 1519 988 253 Telecom Argentina S.A., AR
13999 1422 512 337 Mega Cable, S.A. de C.V., MX
28573 1373 2243 216 CLARO S.A., BR
6147 1118 379 39 Telefonica del Peru S.A.A., PE
3816 1110 570 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 957 112 71 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 1490 393 22 LINKdotNET-AS, EG
36992 1111 1539 76 ETISALAT-MISR, EG
24835 1087 474 24 RAYA-AS, EG
36903 917 480 93 MT-MPLS, MA
29571 625 68 11 ORANGE-COTE-IVOIRE, CI
6713 552 1863 34 IAM-AS, MA
15399 492 45 12 WANANCHI-, KE
37342 481 32 1 MOVITEL, MZ
36935 429 522 42 Vodafone-, EG
23889 344 231 15 MauritiusTelecom, MU
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
8151 6754 3330 595 Uninet S.A. de C.V., MX
12479 5812 1652 135 UNI2-AS, ES
7545 5537 720 648 TPG-INTERNET-AP TPG Telecom Limited, AU
31334 5095 484 13 KABELDEUTSCHLAND-AS, DE
4538 4743 4192 73 ERX-CERNET-BKB China Education and Rese
11492 4450 299 643 CABLEONE, US
7155 4036 264 27 VIASAT-SP-BACKBONE, US
16509 3996 8142 1792 AMAZON-02, US
22773 3570 2968 153 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3435 1330 21 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
12479 5812 5677 UNI2-AS, ES
31334 5095 5082 KABELDEUTSCHLAND-AS, DE
7545 5537 4889 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4743 4670 ERX-CERNET-BKB China Education and Research Net
7155 4036 4009 VIASAT-SP-BACKBONE, US
11492 4450 3807 CABLEONE, US
22773 3570 3417 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3435 3414 VIETEL-AS-AP Viettel Group, VN
6327 3351 3261 SHAW, CA
8551 3162 3117 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
213034 UNALLOCATED 2.56.11.0/24 34854 STACLAR-CARRIER, DE
22357 UNALLOCATED 8.7.108.0/24 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US
62485 UNALLOCATED 8.23.229.0/24 3356 LEVEL3, US
32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
26584 UNALLOCATED 8.42.62.0/23 209 CENTURYLINK-US-LEGACY-QWEST,
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/22 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad, MY
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad, MY
27.126.158.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad, MY
41.67.208.0/21 Origin: 15964 CAMNET-AS, CM
Transit: 37282 MAINONE, 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 /8:9 /9:11 /10:38 /11:100 /12:287
/13:578 /14:1168 /15:1912 /16:13349 /17:8215 /18:13965
/19:25900 /20:41203 /21:48482 /22:100984 /23:83519 /24:473899
/25:1275 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
31334 4941 5095 KABELDEUTSCHLAND-AS, DE
12479 4835 5812 UNI2-AS, ES
11492 3515 4450 CABLEONE, US
6327 3140 3351 SHAW, CA
7155 3128 4036 VIASAT-SP-BACKBONE, US
22773 2779 3570 ASN-CXA-ALL-CCI-22773-RDC, US
8551 2621 3162 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
8151 2433 6754 Uninet S.A. de C.V., MX
39891 2417 2879 ALJAWWALSTC-AS, SA
30036 2151 2409 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1754 2:1191 3:30 4:19 5:3387 6:52
8:1458 9:1 11:1 12:1777 13:512 14:2306
15:72 16:8 17:289 18:81 20:105 23:3732
24:2290 25:3 27:2552 31:3089 32:129 34:1
35:42 36:960 37:3270 38:1941 39:426 40:128
41:3685 42:900 43:2142 44:207 45:14448 46:3685
47:293 49:1465 50:1539 51:90 52:1103 54:226
55:655 56:6 57:51 58:1851 59:1175 60:756
61:2304 62:2144 63:1981 64:5227 65:2323 66:5023
67:2867 68:1178 69:3960 70:1404 71:680 72:2868
74:2577 75:1450 76:663 77:2899 78:1643 79:2380
80:1945 81:1658 82:1313 83:1328 84:1229 85:2625
86:542 87:1740 88:1142 89:2749 90:383 91:8024
92:1527 93:2507 94:2759 95:3865 96:1238 97:340
98:924 99:977 100:86 101:999 102:980 103:23778
104:3443 105:398 106:883 107:2022 108:712 109:3635
110:1850 111:2059 112:1620 113:1362 114:1540 115:1831
116:1794 117:2097 118:2145 119:1705 120:829 121:1034
122:2444 123:2072 124:1562 125:2013 128:1384 129:1210
130:655 131:1844 132:752 133:302 134:1329 135:305
136:618 137:861 138:2172 139:998 140:673 141:998
142:931 143:1253 144:1020 145:323 146:1497 147:1019
148:2117 149:1189 150:831 151:1081 152:1486 153:400
154:4694 155:1057 156:3103 157:1136 158:850 159:1977
160:1910 161:1063 162:3096 163:826 164:1467 165:1301
166:560 167:1632 168:3527 169:562 170:4226 171:777
172:1940 173:2573 174:986 175:1057 176:2580 177:4131
178:3037 179:1470 180:2274 181:2473 182:3093 183:1152
184:2414 185:16504 186:3742 187:2852 188:4105 189:2401
190:8727 191:1318 192:10376 193:7534 194:6232 195:4419
196:3278 197:2024 198:6110 199:5893 200:7203 201:5226
202:10535 203:10273 204:4566 205:3093 206:3185 207:3273
208:4065 209:4446 210:4005 211:2019 212:3391 213:3135
214:1188 215:62 216:6020 217:2406 218:854 219:616
220:2015 221:949 222:1001 223:1504
End of report
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