[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Apr 17 22:46:56 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 17 Apr, 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: 1035226
Prefixes after maximum aggregation (per Origin AS): 380668
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 477944
Total ASes present in the Internet Routing Table: 76976
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66252
Origin ASes announcing only one prefix: 26317
Transit ASes present in the Internet Routing Table: 10724
Transit-only ASes present in the Internet Routing Table: 538
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.1
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1136
Number of instances of unregistered ASNs: 1139
Number of 32-bit ASNs allocated by the RIRs: 46228
Number of 32-bit ASNs visible in the Routing Table: 38215
Prefixes from 32-bit ASNs in the Routing Table: 212354
Number of bogon 32-bit ASNs visible in the Routing Table: 73
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 472
Number of addresses announced to Internet: 3113279717
Equivalent to 185 /8s, 144 /16s and 224 /24s
Percentage of available address space announced: 84.1
Percentage of allocated address space announced: 84.1
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: 350077
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267252
Total APNIC prefixes after maximum aggregation: 77167
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258871
Unique aggregates announced from the APNIC address blocks: 102908
APNIC Region origin ASes present in the Internet Routing Table: 14668
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4443
APNIC Region transit ASes present in the Internet Routing Table: 1959
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10127
Number of APNIC addresses announced to Internet: 753932608
Equivalent to 44 /8s, 240 /16s and 25 /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, 131072-155961
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: 296694
Total ARIN prefixes after maximum aggregation: 130883
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 297238
Unique aggregates announced from the ARIN address blocks: 137761
ARIN Region origin ASes present in the Internet Routing Table: 19269
ARIN Prefixes per ASN: 15.43
ARIN Region origin ASes announcing only one prefix: 7018
ARIN Region transit ASes present in the Internet Routing Table: 1904
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5197
Number of ARIN addresses announced to Internet: 1349671424
Equivalent to 80 /8s, 114 /16s and 90 /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: 292034
Total RIPE prefixes after maximum aggregation: 135473
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 289718
Unique aggregates announced from the RIPE address blocks: 174078
RIPE Region origin ASes present in the Internet Routing Table: 28952
RIPE Prefixes per ASN: 10.01
RIPE Region origin ASes announcing only one prefix: 11996
RIPE Region transit ASes present in the Internet Routing Table: 3864
Average RIPE Region AS path length visible: 3.0
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12415
Number of RIPE addresses announced to Internet: 732136485
Equivalent to 43 /8s, 163 /16s and 132 /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: 138683
Total LACNIC prefixes after maximum aggregation: 29585
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135432
Unique aggregates announced from the LACNIC address blocks: 49003
LACNIC Region origin ASes present in the Internet Routing Table: 11243
LACNIC Prefixes per ASN: 12.05
LACNIC Region origin ASes announcing only one prefix: 2211
LACNIC Region transit ASes present in the Internet Routing Table: 2464
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: 9187
Number of LACNIC addresses announced to Internet: 171902848
Equivalent to 10 /8s, 63 /16s and 7 /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: 39427
Total AfriNIC prefixes after maximum aggregation: 6889
AfriNIC Deaggregation factor: 5.72
Prefixes being announced from the AfriNIC address blocks: 53493
Unique aggregates announced from the AfriNIC address blocks: 13783
AfriNIC Region origin ASes present in the Internet Routing Table: 1921
AfriNIC Prefixes per ASN: 27.85
AfriNIC Region origin ASes announcing only one prefix: 649
AfriNIC Region transit ASes present in the Internet Routing Table: 367
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: 1289
Number of AfriNIC addresses announced to Internet: 105411328
Equivalent to 6 /8s, 72 /16s and 115 /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 10413 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4984 4194 78 ERX-CERNET-BKB China Education and Resear
9498 4318 531 280 BBIL-AP BHARTI Airtel Ltd., IN
18403 4275 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3925 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3674 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2860 850 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2234 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 13194 39692 4115 AMAZON-02, US
174 5464 8762 944 COGENT-174, US
11492 4694 311 587 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3408 3050 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3254 54879 2505 DNIC-AS-00749, US
16625 3123 1312 2260 AKAMAI-AS, US
396982 2957 3650 468 GOOGLE-CLOUD-PLATFORM, US
36352 2667 219 818 AS-COLOCROSSING, 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 9566 1276 1680 TTNET, TR
12479 7704 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4055 3396 142 AKAMAI-ASN1, NL
9009 3800 328 1978 M247, RO
12389 3078 2303 888 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2412 363 578 TELLCOM-AS, TR
212238 2097 148 1542 CDNEXT, GB
8452 1967 1852 14 TE-AS TE-AS, EG
5384 1788 585 29 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 12255 3262 694 UNINET, MX
10620 3522 486 992 Telmex Colombia S.A., CO
13999 2515 539 364 Mega Cable, S.A. de C.V., MX
11830 1994 369 64 Instituto Costarricense de Electricidad y
28573 1600 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1190 371 21 Telefonica del Peru S.A.A., PE
28202 1130 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1085 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1054 70 382 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 1733 607 31 RAYA-AS, EG
24863 1647 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1583 102 22 ORANGE-COTE-IVOIRE, CI
36992 1433 1518 283 ETISALAT-MISR, EG
20011 1296 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1020 521 42 Vodafone-, EG
37069 932 1099 15 MOBINIL, EG
3741 560 661 319 IS, ZA
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 13194 39692 4115 AMAZON-02, US
8151 12255 3262 694 UNINET, MX
9808 10413 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9566 1276 1680 TTNET, TR
12479 7704 1714 145 UNI2-AS, ES
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5464 8762 944 COGENT-174, US
4538 4984 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4694 311 587 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 12255 11561 UNINET, MX
9808 10413 10287 CHINAMOBILE-CN China Mobile Communications Grou
47331 9566 7886 TTNET, TR
12479 7704 7559 UNI2-AS, ES
7545 6215 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4984 4906 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5464 4520 COGENT-174, US
18403 4275 4250 FPT-AS-AP FPT Telecom Company, VN
11492 4694 4107 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
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
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
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 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
172.22.139.0/24 8151 UNINET, MX
172.22.243.0/24 8151 UNINET, MX
192.88.99.0/24 6939 HURRICANE, US
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
23.140.216.0/24 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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /10:41 /11:93 /12:301
/13:586 /14:1237 /15:2201 /16:14120 /17:8610 /18:14804
/19:25634 /20:46262 /21:54981 /22:116610 /23:111371 /24:635088
/25:585 /26:582 /27:1062 /28:66 /29:105 /30:20
/31:2 /32:832
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8656 9566 TTNET, TR
12479 6625 7704 UNI2-AS, ES
8151 6405 12255 UNINET, MX
11492 3531 4694 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2545 3408 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2347 13194 AMAZON-02, US
30036 2216 2556 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2387 2:1545 3:617 4:25 5:4936 6:163
7:6 8:1651 9:1 10:1 11:172 12:1375
13:354 14:2554 15:354 16:283 17:368 18:922
20:522 21:4 22:188 23:7503 24:2898 25:2
27:2772 29:19 31:3313 32:51 34:84 35:209
36:2423 37:4773 38:10226 39:906 40:166 41:4774
42:1935 43:2612 44:377 45:20048 46:5075 47:294
49:1941 50:1907 51:590 52:1587 54:299 55:1090
56:11 57:265 58:2302 59:1433 60:1171 61:3097
62:3038 63:1844 64:5549 65:2217 66:4726 67:3125
68:1146 69:4012 70:1083 71:628 72:2932 74:2827
75:1610 76:617 77:2852 78:4300 79:1774 80:2237
81:2222 82:3215 83:1463 84:1877 85:4367 86:1056
87:2426 88:3492 89:4477 90:785 91:8448 92:2805
93:2919 94:4144 95:5595 96:1447 97:323 98:1000
99:642 100:72 101:1424 102:4282 103:32546 104:4808
105:2234 106:986 107:2630 108:1212 109:4139 110:2276
111:3385 112:2074 113:1824 114:1983 115:2260 116:2093
117:2743 118:2919 119:2009 120:1906 121:1439 122:2895
123:2413 124:1685 125:2905 126:91 128:1602 129:1036
130:1308 131:2091 132:900 133:451 134:1539 135:377
136:1312 137:1177 138:3242 139:1623 140:1588 141:1478
142:1948 143:1750 144:1084 145:521 146:2180 147:2118
148:2675 149:2997 150:1247 151:1755 152:2130 153:568
154:8349 155:1640 156:3258 157:1916 158:1295 159:2448
160:3685 161:1923 162:3776 163:2091 164:1761 165:2248
166:1449 167:1919 168:4382 169:817 170:5367 171:1007
172:4508 173:3258 174:906 175:1306 176:3841 177:6123
178:3925 179:2741 180:2667 181:4233 182:3374 183:2054
184:2143 185:21838 186:5790 187:5080 188:4326 189:4646
190:9974 191:2064 192:11285 193:9501 194:7893 195:5693
196:3685 197:4001 198:6219 199:8487 200:8774 201:6546
202:10895 203:10772 204:4576 205:3717 206:4684 207:3590
208:4239 209:5259 210:4886 211:2634 212:4708 213:3907
214:1034 215:48 216:6723 217:3191 218:1392 219:550
220:2090 221:1060 222:848 223:2342
End of report
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