[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 10 22:46:54 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 10 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: 1034604
Prefixes after maximum aggregation (per Origin AS): 379589
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 477109
Total ASes present in the Internet Routing Table: 76939
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66185
Origin ASes announcing only one prefix: 26316
Transit ASes present in the Internet Routing Table: 10754
Transit-only ASes present in the Internet Routing Table: 545
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: 54
Max AS path prepend of ASN (135823) 50
Prefixes from unregistered ASNs in the Routing Table: 1172
Number of instances of unregistered ASNs: 1178
Number of 32-bit ASNs allocated by the RIRs: 46164
Number of 32-bit ASNs visible in the Routing Table: 38166
Prefixes from 32-bit ASNs in the Routing Table: 211991
Number of bogon 32-bit ASNs visible in the Routing Table: 85
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 489
Number of addresses announced to Internet: 3113571045
Equivalent to 185 /8s, 149 /16s and 82 /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: 350072
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267034
Total APNIC prefixes after maximum aggregation: 77104
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258722
Unique aggregates announced from the APNIC address blocks: 102783
APNIC Region origin ASes present in the Internet Routing Table: 14646
APNIC Prefixes per ASN: 17.67
APNIC Region origin ASes announcing only one prefix: 4451
APNIC Region transit ASes present in the Internet Routing Table: 1958
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10107
Number of APNIC addresses announced to Internet: 753962304
Equivalent to 44 /8s, 240 /16s and 141 /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: 296147
Total ARIN prefixes after maximum aggregation: 130669
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 296807
Unique aggregates announced from the ARIN address blocks: 137482
ARIN Region origin ASes present in the Internet Routing Table: 19256
ARIN Prefixes per ASN: 15.41
ARIN Region origin ASes announcing only one prefix: 7009
ARIN Region transit ASes present in the Internet Routing Table: 1901
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: 5187
Number of ARIN addresses announced to Internet: 1350059008
Equivalent to 80 /8s, 120 /16s and 68 /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: 292371
Total RIPE prefixes after maximum aggregation: 134745
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 289947
Unique aggregates announced from the RIPE address blocks: 173827
RIPE Region origin ASes present in the Internet Routing Table: 28943
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 11995
RIPE Region transit ASes present in the Internet Routing Table: 3878
Average RIPE Region AS path length visible: 3.1
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12400
Number of RIPE addresses announced to Internet: 731874341
Equivalent to 43 /8s, 159 /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: 138597
Total LACNIC prefixes after maximum aggregation: 29518
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135415
Unique aggregates announced from the LACNIC address blocks: 48998
LACNIC Region origin ASes present in the Internet Routing Table: 11241
LACNIC Prefixes per ASN: 12.05
LACNIC Region origin ASes announcing only one prefix: 2214
LACNIC Region transit ASes present in the Internet Routing Table: 2473
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: 9188
Number of LACNIC addresses announced to Internet: 171998080
Equivalent to 10 /8s, 64 /16s and 123 /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: 39283
Total AfriNIC prefixes after maximum aggregation: 6859
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 53222
Unique aggregates announced from the AfriNIC address blocks: 13593
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 27.75
AfriNIC Region origin ASes announcing only one prefix: 647
AfriNIC Region transit ASes present in the Internet Routing Table: 370
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: 1284
Number of AfriNIC addresses announced to Internet: 105432576
Equivalent to 6 /8s, 72 /16s and 198 /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 10373 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6212 843 655 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4983 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4310 530 278 BBIL-AP BHARTI Airtel Ltd., IN
18403 4248 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3923 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3910 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3679 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2856 850 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2233 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 13153 39688 4092 AMAZON-02, US
174 5550 8766 963 COGENT-174, US
11492 4693 311 586 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3412 3050 183 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3117 1311 2260 AKAMAI-AS, US
396982 2951 3649 468 GOOGLE-CLOUD-PLATFORM, US
36352 2632 217 801 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 9746 1294 1096 TTNET, TR
12479 7710 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4048 3396 142 AKAMAI-ASN1, NL
9009 3789 328 1973 M247, RO
12389 3077 2303 888 ROSTELECOM-AS, RU
34984 2411 363 575 TELLCOM-AS, TR
212238 2084 148 1534 CDNEXT, GB
8452 1964 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 12247 3263 687 UNINET, MX
10620 3536 487 974 Telmex Colombia S.A., CO
13999 2517 539 364 Mega Cable, S.A. de C.V., MX
11830 1994 369 64 Instituto Costarricense de Electricidad y
28573 1598 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1192 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1087 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1053 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 1702 599 30 RAYA-AS, EG
24863 1643 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1580 102 22 ORANGE-COTE-IVOIRE, CI
36992 1430 1518 287 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1028 523 45 Vodafone-, EG
37069 932 1099 15 MOBINIL, EG
6713 561 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 13153 39688 4092 AMAZON-02, US
8151 12247 3263 687 UNINET, MX
9808 10373 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9746 1294 1096 TTNET, TR
12479 7710 1714 145 UNI2-AS, ES
7545 6212 843 655 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5550 8766 963 COGENT-174, US
4538 4983 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4693 311 586 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 12247 11560 UNINET, MX
9808 10373 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9746 8650 TTNET, TR
12479 7710 7565 UNI2-AS, ES
7545 6212 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4983 4906 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5550 4587 COGENT-174, US
18403 4248 4223 FPT-AS-AP FPT Telecom Company, VN
11492 4693 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 /12:302
/13:586 /14:1237 /15:2205 /16:14120 /17:8603 /18:14809
/19:25653 /20:46256 /21:55011 /22:116663 /23:111388 /24:634343
/25:588 /26:586 /27:1061 /28:67 /29:105 /30:20
/31:2 /32:832
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8827 9746 TTNET, TR
12479 6631 7710 UNI2-AS, ES
8151 6392 12247 UNINET, MX
11492 3531 4693 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2548 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2325 13153 AMAZON-02, US
30036 2213 2553 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2382 2:1550 3:614 4:25 5:4930 6:163
7:6 8:1640 9:1 10:1 11:172 12:1376
13:354 14:2550 15:354 16:280 17:366 18:921
20:490 21:4 22:188 23:7437 24:2899 25:2
27:2774 29:19 31:3324 32:52 34:84 35:210
36:2425 37:4771 38:10290 39:898 40:160 41:4766
42:1919 43:2621 44:368 45:20018 46:5039 47:291
49:1944 50:1909 51:590 52:1583 54:300 55:741
56:11 57:259 58:2298 59:1429 60:1171 61:3100
62:3039 63:1855 64:5543 65:2204 66:4737 67:3118
68:1139 69:4022 70:1087 71:631 72:2932 74:2835
75:1611 76:615 77:2856 78:4352 79:1767 80:2238
81:2215 82:3177 83:1464 84:1872 85:4388 86:1048
87:2430 88:3542 89:4501 90:778 91:8455 92:2808
93:2921 94:4147 95:5578 96:1445 97:322 98:1001
99:643 100:70 101:1424 102:4234 103:32526 104:4790
105:2235 106:990 107:2632 108:1214 109:4154 110:2278
111:3381 112:2068 113:1833 114:1984 115:2267 116:2095
117:2739 118:2915 119:2008 120:1904 121:1440 122:2893
123:2420 124:1687 125:2901 126:91 128:1611 129:1041
130:1312 131:2068 132:897 133:451 134:1530 135:378
136:1312 137:1165 138:3250 139:1619 140:1569 141:1485
142:1894 143:1764 144:1080 145:521 146:2189 147:2111
148:2661 149:2990 150:1258 151:1743 152:2127 153:573
154:8194 155:1660 156:3246 157:1922 158:1275 159:2450
160:3679 161:1918 162:3751 163:2032 164:1759 165:2247
166:1456 167:1913 168:4384 169:821 170:5545 171:1008
172:4492 173:3256 174:912 175:1299 176:3828 177:6144
178:3970 179:2761 180:2671 181:4204 182:3378 183:2042
184:2152 185:21825 186:5776 187:5061 188:4327 189:4628
190:9972 191:2056 192:11256 193:9527 194:7914 195:5696
196:3679 197:3978 198:6236 199:8492 200:8759 201:6547
202:10885 203:10774 204:4580 205:3705 206:4682 207:3594
208:4234 209:5260 210:4881 211:2634 212:4697 213:3899
214:1052 215:48 216:6693 217:3187 218:1392 219:550
220:2091 221:1072 222:846 223:2332
End of report
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