[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Feb 3 22:46:15 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 03 Feb, 2025
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: 1031159
Prefixes after maximum aggregation (per Origin AS): 376686
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473826
Total ASes present in the Internet Routing Table: 76689
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66005
Origin ASes announcing only one prefix: 26183
Transit ASes present in the Internet Routing Table: 10684
Transit-only ASes present in the Internet Routing Table: 525
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.2
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1131
Number of instances of unregistered ASNs: 1138
Number of 32-bit ASNs allocated by the RIRs: 46096
Number of 32-bit ASNs visible in the Routing Table: 37779
Prefixes from 32-bit ASNs in the Routing Table: 209969
Number of bogon 32-bit ASNs visible in the Routing Table: 79
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 540
Number of addresses announced to Internet: 3118280571
Equivalent to 185 /8s, 221 /16s and 47 /24s
Percentage of available address space announced: 84.2
Percentage of allocated address space announced: 84.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 347480
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266487
Total APNIC prefixes after maximum aggregation: 77014
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257885
Unique aggregates announced from the APNIC address blocks: 102500
APNIC Region origin ASes present in the Internet Routing Table: 14521
APNIC Prefixes per ASN: 17.76
APNIC Region origin ASes announcing only one prefix: 4403
APNIC Region transit ASes present in the Internet Routing Table: 1936
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9978
Number of APNIC addresses announced to Internet: 758654272
Equivalent to 45 /8s, 56 /16s and 37 /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: 296802
Total ARIN prefixes after maximum aggregation: 129205
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298175
Unique aggregates announced from the ARIN address blocks: 134967
ARIN Region origin ASes present in the Internet Routing Table: 19231
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6986
ARIN Region transit ASes present in the Internet Routing Table: 1910
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5136
Number of ARIN addresses announced to Internet: 1344165062
Equivalent to 80 /8s, 30 /16s and 84 /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, 393216-402332
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,
54/8, 55/8, 56/8, 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: 289887
Total RIPE prefixes after maximum aggregation: 133607
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286739
Unique aggregates announced from the RIPE address blocks: 171763
RIPE Region origin ASes present in the Internet Routing Table: 28900
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12007
RIPE Region transit ASes present in the Internet Routing Table: 3837
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12254
Number of RIPE addresses announced to Internet: 732464933
Equivalent to 43 /8s, 168 /16s and 135 /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,
53/8, 57/8, 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: 138092
Total LACNIC prefixes after maximum aggregation: 29335
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135494
Unique aggregates announced from the LACNIC address blocks: 48987
LACNIC Region origin ASes present in the Internet Routing Table: 11197
LACNIC Prefixes per ASN: 12.10
LACNIC Region origin ASes announcing only one prefix: 2143
LACNIC Region transit ASes present in the Internet Routing Table: 2479
Average LACNIC Region AS path length visible: 3.3
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9134
Number of LACNIC addresses announced to Internet: 178003328
Equivalent to 10 /8s, 156 /16s and 29 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + 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: 38760
Total AfriNIC prefixes after maximum aggregation: 6835
AfriNIC Deaggregation factor: 5.67
Prefixes being announced from the AfriNIC address blocks: 52324
Unique aggregates announced from the AfriNIC address blocks: 15173
AfriNIC Region origin ASes present in the Internet Routing Table: 1919
AfriNIC Prefixes per ASN: 27.27
AfriNIC Region origin ASes announcing only one prefix: 644
AfriNIC Region transit ASes present in the Internet Routing Table: 362
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1277
Number of AfriNIC addresses announced to Internet: 104731648
Equivalent to 6 /8s, 62 /16s and 20 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & 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
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6208 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5034 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4192 529 273 BBIL-AP BHARTI Airtel Ltd., IN
18403 4183 347 24 FPT-AS-AP FPT Telecom Company, VN
7552 3914 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3901 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2838 853 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2235 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 12707 38940 3741 AMAZON-02, US
174 5591 8759 887 COGENT-174, US
11492 4697 312 552 CABLEONE, US
7155 4177 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3414 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
2152 3184 508 130 CENIC-2152, US
16625 3022 1309 2194 AKAMAI-AS, US
396982 2916 3659 442 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 9666 1284 1322 TTNET, TR
12479 7726 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4023 3396 141 AKAMAI-ASN1, NL
9009 3767 323 1915 M247, RO
12389 2992 2303 891 ROSTELECOM-AS, RU
34984 2417 364 574 TELLCOM-AS, TR
8452 1946 1852 14 TE-AS TE-AS, EG
212238 1910 137 1408 CDNEXT, GB
5384 1784 585 30 EMIRATES-INTERNET Emirates Internet, AE
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 11962 3243 708 UNINET, MX
10620 3540 492 954 Telmex Colombia S.A., CO
13999 2505 539 365 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1580 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1134 374 163 Axtel, S.A.B. de C.V., MX
28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1103 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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
24835 1681 601 30 RAYA-AS, EG
24863 1646 389 16 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1538 97 99 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1288 199 339 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1018 523 45 Vodafone-, EG
37069 843 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
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
16509 12707 38940 3741 AMAZON-02, US
8151 11962 3243 708 UNINET, MX
9808 10398 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9666 1284 1322 TTNET, TR
12479 7726 1711 144 UNI2-AS, ES
7545 6208 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5591 8759 887 COGENT-174, US
4538 5034 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4697 312 552 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 11962 11254 UNINET, MX
9808 10398 10273 CHINAMOBILE-CN China Mobile Communications Grou
47331 9666 8344 TTNET, TR
12479 7726 7582 UNI2-AS, ES
7545 6208 5545 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5034 4957 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5591 4704 COGENT-174, US
18403 4183 4159 FPT-AS-AP FPT Telecom Company, VN
11492 4697 4145 CABLEONE, US
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
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.116.75.0/24 22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.80.0.0/24 60478 KSYS, CH
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA
23.132.192.0/24 Transit: 6939 HURRICANE, US
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
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 /9:16 /10:42 /11:92 /12:308
/13:590 /14:1237 /15:2211 /16:14119 /17:8571 /18:14729
/19:25608 /20:46330 /21:55144 /22:116471 /23:110250 /24:629194
/25:655 /26:653 /27:1187 /28:220 /29:372 /30:247
/31:1266 /32:1630
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8751 9666 TTNET, TR
12479 6687 7726 UNI2-AS, ES
8151 6130 11962 UNINET, MX
11492 3555 4697 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3125 4177 VIASAT-SP-BACKBONE, US
22773 2547 3414 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2276 12707 AMAZON-02, US
30036 2238 2577 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2330 2:1616 3:568 4:25 5:5042 6:164
7:6 8:1641 9:1 10:1 11:172 12:1386
13:348 14:2539 15:344 16:270 17:361 18:913
20:460 21:4 22:188 23:7330 24:2778 25:2
27:2784 29:19 31:3186 32:57 34:75 35:203
36:2435 37:4802 38:10020 39:897 40:155 41:4766
42:1918 43:2564 44:348 45:19791 46:5041 47:296
49:2007 50:1878 51:590 52:1604 54:307 55:1141
56:9 57:248 58:2304 59:1259 60:1162 61:2971
62:3026 63:1853 64:5528 65:2231 66:4729 67:3092
68:1199 69:4057 70:1134 71:618 72:2943 74:2817
75:1644 76:634 77:2738 78:4230 79:1713 80:2248
81:2219 82:2250 83:1567 84:1817 85:4230 86:1019
87:2463 88:3421 89:4505 90:755 91:8477 92:2799
93:2911 94:4003 95:5412 96:1297 97:317 98:995
99:737 100:72 101:1395 102:4283 103:32618 104:4697
105:2169 106:1016 107:2619 108:1178 109:4094 110:2261
111:3417 112:2072 113:1812 114:1955 115:2252 116:2067
117:2750 118:2856 119:2010 120:1905 121:1429 122:2882
123:2192 124:1696 125:2907 126:94 128:1688 129:1036
130:1312 131:2022 132:923 133:450 134:1529 135:367
136:1346 137:1168 138:3237 139:1611 140:1550 141:1487
142:1863 143:1729 144:1046 145:468 146:2166 147:2053
148:2601 149:2914 150:1208 151:1648 152:2077 153:574
154:8327 155:1623 156:3601 157:1913 158:1263 159:2422
160:3644 161:1894 162:3674 163:1812 164:1754 165:2206
166:1328 167:1907 168:4382 169:821 170:5488 171:1005
172:4326 173:3243 174:919 175:1289 176:3717 177:6152
178:3937 179:2695 180:2631 181:4136 182:3374 183:2036
184:2274 185:21751 186:5643 187:4958 188:4370 189:4549
190:9909 191:2071 192:11290 193:9440 194:7830 195:5625
196:3481 197:3925 198:6222 199:8332 200:8698 201:6556
202:10872 203:10772 204:4590 205:3710 206:4713 207:3614
208:4226 209:5244 210:4896 211:2627 212:4619 213:3873
214:1052 215:42 216:6704 217:3177 218:1394 219:555
220:2115 221:1055 222:848 223:2328
End of report
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