[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 19 18:03:16 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 20 Jun, 2020
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 815154
Prefixes after maximum aggregation (per Origin AS): 309453
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 397027
Total ASes present in the Internet Routing Table: 68353
Prefixes per ASN: 11.93
Origin-only ASes present in the Internet Routing Table: 58751
Origin ASes announcing only one prefix: 24470
Transit ASes present in the Internet Routing Table: 9602
Transit-only ASes present in the Internet Routing Table: 307
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: 859
Number of instances of unregistered ASNs: 860
Number of 32-bit ASNs allocated by the RIRs: 32127
Number of 32-bit ASNs visible in the Routing Table: 26466
Prefixes from 32-bit ASNs in the Routing Table: 121955
Number of bogon 32-bit ASNs visible in the Routing Table: 16
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 543
Number of addresses announced to Internet: 2843369216
Equivalent to 169 /8s, 122 /16s and 95 /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: 274961
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 214358
Total APNIC prefixes after maximum aggregation: 62454
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 207950
Unique aggregates announced from the APNIC address blocks: 86021
APNIC Region origin ASes present in the Internet Routing Table: 10638
APNIC Prefixes per ASN: 19.55
APNIC Region origin ASes announcing only one prefix: 2979
APNIC Region transit ASes present in the Internet Routing Table: 1588
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: 769610624
Equivalent to 45 /8s, 223 /16s and 83 /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: 238135
Total ARIN prefixes after maximum aggregation: 109384
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 235455
Unique aggregates announced from the ARIN address blocks: 119632
ARIN Region origin ASes present in the Internet Routing Table: 18514
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: 1893
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: 3284
Number of ARIN addresses announced to Internet: 1080206848
Equivalent to 64 /8s, 98 /16s and 166 /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: 231929
Total RIPE prefixes after maximum aggregation: 107300
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 228468
Unique aggregates announced from the RIPE address blocks: 134263
RIPE Region origin ASes present in the Internet Routing Table: 27158
RIPE Prefixes per ASN: 8.41
RIPE Region origin ASes announcing only one prefix: 11750
RIPE Region transit ASes present in the Internet Routing Table: 3842
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: 9239
Number of RIPE addresses announced to Internet: 709194112
Equivalent to 42 /8s, 69 /16s and 113 /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: 106782
Total LACNIC prefixes after maximum aggregation: 24901
LACNIC Deaggregation factor: 4.29
Prefixes being announced from the LACNIC address blocks: 107936
Unique aggregates announced from the LACNIC address blocks: 46455
LACNIC Region origin ASes present in the Internet Routing Table: 9958
LACNIC Prefixes per ASN: 10.84
LACNIC Region origin ASes announcing only one prefix: 2470
LACNIC Region transit ASes present in the Internet Routing Table: 1857
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: 7540
Number of LACNIC addresses announced to Internet: 174401024
Equivalent to 10 /8s, 101 /16s and 38 /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: 23090
Total AfriNIC prefixes after maximum aggregation: 4748
AfriNIC Deaggregation factor: 4.86
Prefixes being announced from the AfriNIC address blocks: 34802
Unique aggregates announced from the AfriNIC address blocks: 10205
AfriNIC Region origin ASes present in the Internet Routing Table: 1405
AfriNIC Prefixes per ASN: 24.77
AfriNIC Region origin ASes announcing only one prefix: 489
AfriNIC Region transit ASes present in the Internet Routing Table: 282
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: 693
Number of AfriNIC addresses announced to Internet: 109444864
Equivalent to 6 /8s, 133 /16s and 255 /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 5529 716 650 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4743 4192 73 ERX-CERNET-BKB China Education and Rese
7552 3428 1330 21 VIETEL-AS-AP Viettel Group, VN
45899 3153 1805 105 VNPT-AS-VN VNPT Corp, VN
7713 2713 828 514 TELKOMNET-AS-AP PT Telekomunikasi Indon
9808 2556 9043 61 CMNET-GD Guangdong Mobile Communication
4766 2284 11101 554 KIXS-AS-KR Korea Telecom, KR
9498 2278 434 225 BBIL-AP BHARTI Airtel Ltd., IN
4755 2132 441 193 TATACOMM-AS TATA Communications formerl
9394 2029 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 4456 299 628 CABLEONE, US
7155 4036 264 27 VIASAT-SP-BACKBONE, US
16509 3972 8140 1786 AMAZON-02, US
22773 3566 2968 153 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3350 1324 90 SHAW, CA
16625 3111 1622 2213 AKAMAI-AS, US
209 2429 5076 534 CENTURYLINK-US-LEGACY-QWEST, US
30036 2412 364 180 MEDIACOM-ENTERPRISE-BUSINESS, US
5650 2304 2981 1621 FRONTIER-FRTR, US
26484 2170 136 224 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 5807 1656 137 UNI2-AS, ES
31334 4923 484 13 KABELDEUTSCHLAND-AS, DE
39891 3265 187 20 ALJAWWALSTC-AS, SA
8551 3179 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3069 456 2076 AKAMAI-ASN1, EU
12389 2548 2255 760 ROSTELECOM-AS, RU
9009 2217 233 1211 M247, GB
34984 2146 353 564 TELLCOM-AS, TR
13188 1609 100 35 TRIOLAN, UA
61317 1330 144 560 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 6725 3324 593 Uninet S.A. de C.V., MX
10620 3358 530 500 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 1517 988 251 Telecom Argentina S.A., AR
13999 1419 511 334 Mega Cable, S.A. de C.V., MX
28573 1380 2245 214 CLARO S.A., BR
3816 1107 570 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1088 379 39 Telefonica del Peru S.A.A., PE
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 1488 393 22 LINKdotNET-AS, EG
36992 1089 1539 76 ETISALAT-MISR, EG
24835 1088 474 24 RAYA-AS, EG
36903 900 472 91 MT-MPLS, MA
29571 625 68 11 ORANGE-COTE-IVOIRE, CI
6713 552 1863 34 IAM-AS, MA
37342 481 32 1 MOVITEL, MZ
36935 429 522 42 Vodafone-, EG
15399 422 45 12 WANANCHI-, KE
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 6725 3324 593 Uninet S.A. de C.V., MX
12479 5807 1656 137 UNI2-AS, ES
7545 5529 716 650 TPG-INTERNET-AP TPG Telecom Limited, AU
31334 4923 484 13 KABELDEUTSCHLAND-AS, DE
4538 4743 4192 73 ERX-CERNET-BKB China Education and Rese
11492 4456 299 628 CABLEONE, US
7155 4036 264 27 VIASAT-SP-BACKBONE, US
16509 3972 8140 1786 AMAZON-02, US
22773 3566 2968 153 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3428 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 5807 5670 UNI2-AS, ES
31334 4923 4910 KABELDEUTSCHLAND-AS, DE
7545 5529 4879 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 4456 3828 CABLEONE, US
22773 3566 3413 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3428 3407 VIETEL-AS-AP Viettel Group, VN
6327 3350 3260 SHAW, CA
39891 3265 3245 ALJAWWALSTC-AS, SA
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
26584 UNALLOCATED 8.42.62.0/23 209 CENTURYLINK-US-LEGACY-QWEST,
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46766 UNALLOCATED 8.44.208.0/24 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
23.160.208.0/24 Origin: 398328 IAN-CARROLL, US
Transit: 54825 PACKET, US
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
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 /14:1171 /15:1912 /16:13346 /17:8219 /18:13966
/19:25888 /20:41197 /21:48384 /22:100886 /23:83557 /24:474326
/25:1279 /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 4824 5807 UNI2-AS, ES
31334 4769 4923 KABELDEUTSCHLAND-AS, DE
11492 3519 4456 CABLEONE, US
6327 3140 3350 SHAW, CA
7155 3128 4036 VIASAT-SP-BACKBONE, US
22773 2777 3566 ASN-CXA-ALL-CCI-22773-RDC, US
8551 2638 3179 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
39891 2609 3265 ALJAWWALSTC-AS, SA
8151 2408 6725 Uninet S.A. de C.V., MX
30036 2155 2412 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1769 2:1199 3:30 4:19 5:3574 6:52
8:1438 9:1 11:1 12:1777 13:512 14:2307
15:72 16:8 17:290 18:81 20:105 23:3719
24:2287 25:3 27:2544 31:3078 32:128 34:1
35:42 36:958 37:3390 38:1953 39:424 40:129
41:3680 42:901 43:2148 44:208 45:14428 46:3695
47:291 49:1458 50:1491 51:93 52:1086 54:227
55:672 56:6 57:51 58:1840 59:1171 60:747
61:2300 62:2097 63:1983 64:5223 65:2314 66:5014
67:2871 68:1183 69:3951 70:1407 71:679 72:2879
74:2577 75:1449 76:658 77:2928 78:1643 79:2375
80:1959 81:1659 82:1312 83:1308 84:1230 85:2614
86:542 87:1738 88:1135 89:2760 90:388 91:7947
92:1519 93:2511 94:2727 95:3924 96:1242 97:333
98:923 99:977 100:86 101:1006 102:969 103:23863
104:3440 105:397 106:882 107:1999 108:711 109:3667
110:1843 111:2047 112:1610 113:1362 114:1538 115:1841
116:1793 117:2101 118:2140 119:1693 120:836 121:1039
122:2443 123:2056 124:1568 125:2015 128:1381 129:1223
130:652 131:1867 132:749 133:302 134:1321 135:304
136:612 137:852 138:2164 139:995 140:678 141:996
142:929 143:1252 144:1019 145:310 146:1497 147:1022
148:2096 149:1187 150:874 151:1210 152:1495 153:397
154:4662 155:1059 156:3105 157:1129 158:847 159:1979
160:1926 161:1056 162:3094 163:822 164:1472 165:1294
166:560 167:1634 168:3541 169:553 170:4236 171:776
172:1938 173:2573 174:985 175:1053 176:2589 177:4182
178:3041 179:1463 180:2284 181:2463 182:3090 183:1145
184:2418 185:16486 186:3764 187:2862 188:4103 189:2377
190:8710 191:1335 192:10378 193:7538 194:6237 195:4403
196:3275 197:2003 198:6114 199:5893 200:7255 201:5249
202:10518 203:10270 204:4564 205:3099 206:3189 207:3275
208:4061 209:4451 210:4007 211:2017 212:3381 213:3231
214:1199 215:62 216:6024 217:2410 218:854 219:615
220:2015 221:943 222:998 223:1500
End of report
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