[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Aug 29 22:43:18 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Tue 29 Aug, 2023
IPv4 BGP Table (Global) as seen at RouteViews OIX.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/OIX/
Analysis Summary
----------------
BGP routing table entries examined: 986361
Prefixes after maximum aggregation (per Origin AS): 359973
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 453641
Total ASes present in the Internet Routing Table: 75170
Prefixes per ASN: 13.12
Origin-only ASes present in the Internet Routing Table: 64618
Origin ASes announcing only one prefix: 25847
Transit ASes present in the Internet Routing Table: 10552
Transit-only ASes present in the Internet Routing Table: 466
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 55
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1281
Number of instances of unregistered ASNs: 1299
Number of 32-bit ASNs allocated by the RIRs: 42518
Number of 32-bit ASNs visible in the Routing Table: 35221
Prefixes from 32-bit ASNs in the Routing Table: 184609
Number of bogon 32-bit ASNs visible in the Routing Table: 251
Special use prefixes present in the Routing Table: 43
Prefixes being announced from unallocated address space: 694
Number of addresses announced to Internet: 3062559658
Equivalent to 182 /8s, 138 /16s and 243 /24s
Percentage of available address space announced: 82.7
Percentage of allocated address space announced: 82.7
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: 339027
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257492
Total APNIC prefixes after maximum aggregation: 71647
APNIC Deaggregation factor: 3.59
Prefixes being announced from the APNIC address blocks: 251010
Unique aggregates announced from the APNIC address blocks: 98860
APNIC Region origin ASes present in the Internet Routing Table: 13724
APNIC Prefixes per ASN: 18.29
APNIC Region origin ASes announcing only one prefix: 4010
APNIC Region transit ASes present in the Internet Routing Table: 1855
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 26
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9015
Number of APNIC addresses announced to Internet: 775027296
Equivalent to 46 /8s, 49 /16s and 250 /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, 131072-153913
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: 283376
Total ARIN prefixes after maximum aggregation: 125960
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 284804
Unique aggregates announced from the ARIN address blocks: 131679
ARIN Region origin ASes present in the Internet Routing Table: 19163
ARIN Prefixes per ASN: 14.86
ARIN Region origin ASes announcing only one prefix: 6958
ARIN Region transit ASes present in the Internet Routing Table: 1926
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4836
Number of ARIN addresses announced to Internet: 1281764672
Equivalent to 76 /8s, 102 /16s and 45 /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, 393216-401308
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: 281043
Total RIPE prefixes after maximum aggregation: 126821
RIPE Deaggregation factor: 2.22
Prefixes being announced from the RIPE address blocks: 276995
Unique aggregates announced from the RIPE address blocks: 160618
RIPE Region origin ASes present in the Internet Routing Table: 28549
RIPE Prefixes per ASN: 9.70
RIPE Region origin ASes announcing only one prefix: 12010
RIPE Region transit ASes present in the Internet Routing Table: 3897
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11375
Number of RIPE addresses announced to Internet: 717595614
Equivalent to 42 /8s, 197 /16s and 163 /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
196608-216475
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: 128934
Total LACNIC prefixes after maximum aggregation: 28771
LACNIC Deaggregation factor: 4.48
Prefixes being announced from the LACNIC address blocks: 128261
Unique aggregates announced from the LACNIC address blocks: 49272
LACNIC Region origin ASes present in the Internet Routing Table: 11045
LACNIC Prefixes per ASN: 11.61
LACNIC Region origin ASes announcing only one prefix: 2286
LACNIC Region transit ASes present in the Internet Routing Table: 2353
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8857
Number of LACNIC addresses announced to Internet: 178788640
Equivalent to 10 /8s, 168 /16s and 25 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 34235
Total AfriNIC prefixes after maximum aggregation: 5982
AfriNIC Deaggregation factor: 5.72
Prefixes being announced from the AfriNIC address blocks: 44596
Unique aggregates announced from the AfriNIC address blocks: 12614
AfriNIC Region origin ASes present in the Internet Routing Table: 1798
AfriNIC Prefixes per ASN: 24.80
AfriNIC Region origin ASes announcing only one prefix: 583
AfriNIC Region transit ASes present in the Internet Routing Table: 329
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1138
Number of AfriNIC addresses announced to Internet: 108840448
Equivalent to 6 /8s, 124 /16s and 198 /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
9808 9691 8904 100 CHINAMOBILE-CN China Mobile Communicati
7545 5730 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5000 4193 76 ERX-CERNET-BKB China Education and Rese
18403 4351 347 25 FPT-AS-AP FPT Telecom Company, VN
45899 4049 1857 53 VNPT-AS-VN VNPT Corp, VN
7552 3743 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3597 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3118 498 253 BBIL-AP BHARTI Airtel Ltd., IN
24560 2499 847 403 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
4766 2313 11270 588 KIXS-AS-KR Korea Telecom, KR
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 9090 10998 3167 AMAZON-02, US
11492 4530 300 625 CABLEONE, US
7155 4183 289 102 VIASAT-SP-BACKBONE, US
174 3865 6656 623 COGENT-174, US
22773 3702 3080 329 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3535 1319 66 SHAW, CA
16625 3174 1535 2352 AKAMAI-AS, US
749 3150 54961 2402 DNIC-AS-00749, US
367 2999 3832 1414 DNIC-ASBLK-00306-00371, US
396982 2690 3596 388 GOOGLE-CLOUD-PLATFORM, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
47331 8366 1151 3196 TTNET, TR
12479 7362 1713 145 UNI2-AS, ES
39891 4897 290 61 ALJAWWALSTC-AS, SA
20940 4178 3399 187 AKAMAI-ASN1, NL
8551 3476 369 36 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2997 2296 922 ROSTELECOM-AS, RU
9009 2703 249 1397 M247, RO
5384 2489 585 30 EMIRATES-INTERNET Emirates Internet, AE
8452 2465 1852 16 TE-AS TE-AS, EG
34984 2379 366 586 TELLCOM-AS, TR
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11811 3364 609 UNINET, MX
10620 3543 507 834 Telmex Colombia S.A., CO
13999 2460 366 645 Mega Cable, S.A. de C.V., MX
11830 1999 369 64 Instituto Costarricense de Electricidad
28573 1317 2324 227 Claro NXT Telecomunicacoes Ltda, BR
3816 1309 774 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1302 344 510 Axtel, S.A.B. de C.V., MX
6147 1123 370 22 Telefonica del Peru S.A.A., PE
28202 1121 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1120 182 434 Techtel LMDS Comunicaciones Interactiva
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
37457 1894 319 45 Telkom-Internet, ZA
24863 1594 393 19 LINKdotNET-AS, EG
24835 1517 533 27 RAYA-AS, EG
36992 1360 1518 282 ETISALAT-MISR, EG
36903 1242 550 99 MT-MPLS, MA
29571 1051 67 45 ORANGE-COTE-IVOIRE, CI
36935 922 521 43 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
15399 540 55 50 WANANCHI-, KE
36914 536 82 3 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11811 3364 609 UNINET, MX
9808 9691 8904 100 CHINAMOBILE-CN China Mobile Communicati
16509 9090 10998 3167 AMAZON-02, US
47331 8366 1151 3196 TTNET, TR
12479 7362 1713 145 UNI2-AS, ES
7545 5730 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5000 4193 76 ERX-CERNET-BKB China Education and Rese
39891 4897 290 61 ALJAWWALSTC-AS, SA
11492 4530 300 625 CABLEONE, US
18403 4351 347 25 FPT-AS-AP FPT Telecom Company, VN
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9691 9591 CHINAMOBILE-CN China Mobile Communications Grou
12479 7362 7217 UNI2-AS, ES
16509 9090 5923 AMAZON-02, US
47331 8366 5170 TTNET, TR
7545 5730 5041 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5000 4924 ERX-CERNET-BKB China Education and Research Net
39891 4897 4836 ALJAWWALSTC-AS, SA
18403 4351 4326 FPT-AS-AP FPT Telecom Company, VN
7155 4183 4081 VIASAT-SP-BACKBONE, US
45899 4049 3996 VNPT-AS-VN VNPT Corp, VN
Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.65.6.0/24 65534 -Private Use AS-, ZZ
100.65.7.0/24 65534 -Private Use AS-, ZZ
100.65.8.0/24 65534 -Private Use AS-, ZZ
100.65.10.0/24 65534 -Private Use AS-, ZZ
100.65.11.0/24 65534 -Private Use AS-, ZZ
100.65.13.0/24 65534 -Private Use AS-, ZZ
100.65.16.0/23 65534 -Private Use AS-, ZZ
100.66.3.0/24 65534 -Private Use AS-, ZZ
100.66.7.0/24 65534 -Private Use AS-, ZZ
100.66.9.0/24 65534 -Private Use AS-, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road,
36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin
41.57.124.0/22 Origin: 37442 RESERVED, ZZ
41.57.124.0/22 Transit: 37204 TELONE, ZW
Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:39 /11:102 /12:300
/13:579 /14:1212 /15:2156 /16:13734 /17:8595 /18:14760
/19:25898 /20:46238 /21:55056 /22:115048 /23:108195 /24:591394
/25:491 /26:621 /27:1033 /28:75 /29:101 /30:26
/31:22 /32:655
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7494 8366 TTNET, TR
12479 6447 7362 UNI2-AS, ES
8151 5794 11811 UNINET, MX
39891 3632 4897 ALJAWWALSTC-AS, SA
11492 3439 4530 CABLEONE, US
6327 3345 3535 SHAW, CA
7155 3128 4183 VIASAT-SP-BACKBONE, US
8551 2943 3476 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2732 3702 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2169 2513 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2287 2:1535 3:237 4:8 5:4833 6:138
7:6 8:1632 9:1 11:172 12:1519 13:386
14:2414 15:302 16:198 17:381 18:633 20:303
21:4 22:188 23:6507 24:3052 25:6 27:2655
29:19 31:2692 32:97 34:26 35:120 36:2012
37:4761 38:6335 39:877 40:148 41:4854 42:2126
43:2452 44:330 45:17689 46:4532 47:395 49:1820
50:1911 51:596 52:1634 54:397 55:980 56:8
57:131 58:1974 59:1203 60:1005 61:2701 62:2858
63:1971 64:5815 65:2405 66:5167 67:3106 68:1365
69:4189 70:1413 71:701 72:3084 74:2689 75:1617
76:624 77:2597 78:3944 79:3036 80:2190 81:2084
82:1586 83:1358 84:1568 85:3836 86:872 87:2291
88:2861 89:3961 90:621 91:8031 92:2171 93:2657
94:3745 95:5095 96:1344 97:324 98:1134 99:736
100:123 101:1363 102:3400 103:32908 104:4644 105:2009
106:961 107:2621 108:1159 109:4369 110:2188 111:3187
112:2149 113:1816 114:1675 115:2160 116:1966 117:2599
118:2766 119:2095 120:1876 121:1202 122:2756 123:2261
124:1668 125:2580 128:1561 129:1142 130:1090 131:2087
132:962 133:419 134:1800 135:354 136:926 137:993
138:2857 139:1691 140:1271 141:1338 142:1514 143:1590
144:1018 145:348 146:2017 147:1634 148:2498 149:2237
150:915 151:1254 152:2007 153:591 154:5223 155:1415
156:2018 157:1365 158:1097 159:2252 160:2718 161:1626
162:3586 163:1664 164:1772 165:1925 166:1052 167:1758
168:4105 169:961 170:4922 171:925 172:3712 173:3022
174:1005 175:1263 176:3961 177:5597 178:3606 179:2453
180:2627 181:3592 182:3456 183:2050 184:2334 185:21004
186:5119 187:4623 188:4361 189:4116 190:9513 191:1859
192:11077 193:9061 194:7586 195:5490 196:3701 197:3102
198:6097 199:6148 200:8254 201:6303 202:11081 203:10630
204:4634 205:3765 206:4414 207:3550 208:4253 209:5014
210:4725 211:2633 212:4404 213:3756 214:1098 215:60
216:6938 217:3042 218:1330 219:617 220:2046 221:987
222:859 223:2199
End of report
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