[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Aug 7 18:03:20 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 08 Aug, 2020
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 815787
Prefixes after maximum aggregation (per Origin AS): 311122
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 393770
Total ASes present in the Internet Routing Table: 68891
Prefixes per ASN: 11.84
Origin-only ASes present in the Internet Routing Table: 59209
Origin ASes announcing only one prefix: 24676
Transit ASes present in the Internet Routing Table: 9682
Transit-only ASes present in the Internet Routing Table: 297
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 42
Max AS path prepend of ASN ( 22394) 38
Prefixes from unregistered ASNs in the Routing Table: 814
Number of instances of unregistered ASNs: 815
Number of 32-bit ASNs allocated by the RIRs: 32895
Number of 32-bit ASNs visible in the Routing Table: 27110
Prefixes from 32-bit ASNs in the Routing Table: 125271
Number of bogon 32-bit ASNs visible in the Routing Table: 10
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 447
Number of addresses announced to Internet: 2845089792
Equivalent to 169 /8s, 148 /16s and 160 /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: 272740
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 215275
Total APNIC prefixes after maximum aggregation: 63096
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 209158
Unique aggregates announced from the APNIC address blocks: 85948
APNIC Region origin ASes present in the Internet Routing Table: 10784
APNIC Prefixes per ASN: 19.40
APNIC Region origin ASes announcing only one prefix: 3036
APNIC Region transit ASes present in the Internet Routing Table: 1589
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 27
Number of APNIC region 32-bit ASNs visible in the Routing Table: 5864
Number of APNIC addresses announced to Internet: 769281664
Equivalent to 45 /8s, 218 /16s and 78 /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: 240074
Total ARIN prefixes after maximum aggregation: 110262
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 237316
Unique aggregates announced from the ARIN address blocks: 115821
ARIN Region origin ASes present in the Internet Routing Table: 18560
ARIN Prefixes per ASN: 12.79
ARIN Region origin ASes announcing only one prefix: 6788
ARIN Region transit ASes present in the Internet Routing Table: 1908
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: 3359
Number of ARIN addresses announced to Internet: 1082100224
Equivalent to 64 /8s, 127 /16s and 138 /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: 226767
Total RIPE prefixes after maximum aggregation: 107125
RIPE Deaggregation factor: 2.12
Prefixes being announced from the RIPE address blocks: 223287
Unique aggregates announced from the RIPE address blocks: 135239
RIPE Region origin ASes present in the Internet Routing Table: 27264
RIPE Prefixes per ASN: 8.19
RIPE Region origin ASes announcing only one prefix: 11798
RIPE Region transit ASes present in the Internet Routing Table: 3840
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 9380
Number of RIPE addresses announced to Internet: 709122432
Equivalent to 42 /8s, 68 /16s and 89 /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: 109593
Total LACNIC prefixes after maximum aggregation: 25226
LACNIC Deaggregation factor: 4.34
Prefixes being announced from the LACNIC address blocks: 110716
Unique aggregates announced from the LACNIC address blocks: 47099
LACNIC Region origin ASes present in the Internet Routing Table: 10206
LACNIC Prefixes per ASN: 10.85
LACNIC Region origin ASes announcing only one prefix: 2552
LACNIC Region transit ASes present in the Internet Routing Table: 1904
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 38
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 7791
Number of LACNIC addresses announced to Internet: 174641408
Equivalent to 10 /8s, 104 /16s and 209 /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: 23263
Total AfriNIC prefixes after maximum aggregation: 4768
AfriNIC Deaggregation factor: 4.88
Prefixes being announced from the AfriNIC address blocks: 34863
Unique aggregates announced from the AfriNIC address blocks: 9306
AfriNIC Region origin ASes present in the Internet Routing Table: 1423
AfriNIC Prefixes per ASN: 24.50
AfriNIC Region origin ASes announcing only one prefix: 502
AfriNIC Region transit ASes present in the Internet Routing Table: 289
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 716
Number of AfriNIC addresses announced to Internet: 109533440
Equivalent to 6 /8s, 135 /16s and 89 /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 5609 751 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4737 4192 73 ERX-CERNET-BKB China Education and Rese
7552 3423 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 3283 1896 51 VNPT-AS-VN VNPT Corp, VN
7713 2726 829 545 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 2536 9043 60 CMNET-GD Guangdong Mobile Communication
4766 2337 11103 556 KIXS-AS-KR Korea Telecom, KR
9498 2289 450 226 BBIL-AP BHARTI Airtel Ltd., IN
4755 2140 441 193 TATACOMM-AS TATA Communications formerl
9394 2038 4914 18 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 4485 301 645 CABLEONE, US
16509 4103 8173 1866 AMAZON-02, US
7155 4034 264 32 VIASAT-SP-BACKBONE, US
22773 3613 2979 171 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3360 1323 84 SHAW, CA
16625 3131 1659 2250 AKAMAI-AS, US
209 2440 5073 521 CENTURYLINK-US-LEGACY-QWEST, US
26484 2439 153 328 IKGUL-26484, US
30036 2437 365 134 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2308 2981 1624 FRONTIER-FRTR, 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 5971 1652 135 UNI2-AS, ES
8551 3204 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3137 2218 1023 AKAMAI-ASN1, EU
39891 2880 171 20 ALJAWWALSTC-AS, SA
12389 2642 2269 822 ROSTELECOM-AS, RU
34984 2169 354 567 TELLCOM-AS, TR
9009 2120 220 1153 M247, GB
13188 1609 100 35 TRIOLAN, UA
61317 1351 157 598 ASDETUK http://www.heficed.com, GB
25019 1192 990 109 SAUDINETSTC-AS, SA
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 7336 3306 602 Uninet S.A. de C.V., MX
10620 3365 530 529 Telmex Colombia S.A., CO
11830 2579 369 63 Instituto Costarricense de Electricidad
6503 1702 325 381 Axtel, S.A.B. de C.V., MX
7303 1508 978 257 Telecom Argentina S.A., AR
13999 1395 495 379 Mega Cable, S.A. de C.V., MX
28573 1395 2243 212 CLARO S.A., BR
6147 1125 379 39 Telefonica del Peru S.A.A., PE
3816 1122 569 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 958 111 70 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 1115 1539 76 ETISALAT-MISR, EG
24835 1073 466 27 RAYA-AS, EG
36903 917 480 93 MT-MPLS, MA
29571 628 68 11 ORANGE-COTE-IVOIRE, CI
6713 552 1863 34 IAM-AS, MA
15399 490 45 12 WANANCHI-, KE
37342 482 32 1 MOVITEL, MZ
36935 444 522 41 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 7336 3306 602 Uninet S.A. de C.V., MX
12479 5971 1652 135 UNI2-AS, ES
7545 5609 751 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4737 4192 73 ERX-CERNET-BKB China Education and Rese
11492 4485 301 645 CABLEONE, US
16509 4103 8173 1866 AMAZON-02, US
7155 4034 264 32 VIASAT-SP-BACKBONE, US
22773 3613 2979 171 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3423 1330 21 VIETEL-AS-AP Viettel Group, VN
10620 3365 530 529 Telmex Colombia S.A., CO
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 5971 5836 UNI2-AS, ES
7545 5609 4946 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4737 4664 ERX-CERNET-BKB China Education and Research Net
7155 4034 4002 VIASAT-SP-BACKBONE, US
11492 4485 3840 CABLEONE, US
22773 3613 3442 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3423 3402 VIETEL-AS-AP Viettel Group, VN
6327 3360 3276 SHAW, CA
45899 3283 3232 VNPT-AS-VN VNPT Corp, VN
8551 3204 3159 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
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
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, 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 No. 14, Jala
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
27.126.158.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
41.67.208.0/21 Origin: 15964 CAMNET-AS, CM
Transit: 12956 TELEFONICA TELXIUS, ES
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 /12:286
/13:575 /14:1174 /15:1924 /16:13479 /17:8274 /18:14011
/19:25945 /20:40905 /21:49104 /22:101643 /23:84383 /24:472639
/25:1287 /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
12479 4995 5971 UNI2-AS, ES
11492 3553 4485 CABLEONE, US
6327 3155 3360 SHAW, CA
7155 3122 4034 VIASAT-SP-BACKBONE, US
22773 2799 3613 ASN-CXA-ALL-CCI-22773-RDC, US
8551 2663 3204 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
8151 2524 7336 Uninet S.A. de C.V., MX
39891 2417 2880 ALJAWWALSTC-AS, SA
30036 2180 2437 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 1994 2308 FRONTIER-FRTR, US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1601 2:1155 3:32 4:19 5:3404 6:54
8:1458 9:1 11:1 12:1775 13:522 14:2290
15:72 16:8 17:294 18:85 20:110 23:3836
24:2338 25:3 27:2548 31:2159 32:129 34:1
35:42 36:982 37:3310 38:1871 39:448 40:127
41:3669 42:634 43:2128 44:209 45:14617 46:3691
47:318 49:1482 50:1612 51:90 52:1103 54:227
55:672 56:6 57:51 58:1773 59:1188 60:778
61:2299 62:2135 63:2007 64:5211 65:2328 66:5053
67:2880 68:1176 69:4018 70:1402 71:678 72:2898
74:2579 75:1453 76:673 77:1946 78:1645 79:2389
80:2040 81:1635 82:1307 83:1263 84:1230 85:2638
86:565 87:1749 88:933 89:2795 90:350 91:7111
92:1552 93:2507 94:2743 95:3244 96:1248 97:337
98:923 99:977 100:87 101:997 102:1036 103:24077
104:3477 105:401 106:892 107:2073 108:715 109:3694
110:1955 111:2045 112:1638 113:1379 114:1518 115:1828
116:1795 117:2085 118:2135 119:1709 120:820 121:1052
122:2452 123:2023 124:1627 125:2141 128:1379 129:1214
130:696 131:1859 132:754 133:306 134:1383 135:298
136:628 137:880 138:2249 139:1024 140:707 141:1054
142:952 143:1240 144:1106 145:364 146:1371 147:1018
148:2118 149:1228 150:766 151:1086 152:1549 153:423
154:4548 155:1129 156:3059 157:1116 158:901 159:1966
160:1907 161:1056 162:3128 163:884 164:1517 165:1307
166:565 167:1632 168:3540 169:596 170:4261 171:788
172:1953 173:2609 174:982 175:1056 176:2613 177:4782
178:2678 179:1563 180:2277 181:2518 182:3083 183:1160
184:2420 185:16655 186:3856 187:3005 188:3287 189:2552
190:8874 191:1422 192:10366 193:7587 194:6257 195:4425
196:3109 197:2038 198:6119 199:5964 200:7262 201:5214
202:10545 203:10239 204:4564 205:3088 206:3188 207:3277
208:4050 209:4520 210:4042 211:2026 212:3454 213:3132
214:1157 215:62 216:6066 217:2424 218:865 219:611
220:2056 221:908 222:999 223:1637
End of report
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