[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Apr 21 22:46:52 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 21 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: 1035851
Prefixes after maximum aggregation (per Origin AS): 380204
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 477962
Total ASes present in the Internet Routing Table: 77006
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66282
Origin ASes announcing only one prefix: 26340
Transit ASes present in the Internet Routing Table: 10724
Transit-only ASes present in the Internet Routing Table: 540
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: 1185
Number of instances of unregistered ASNs: 1188
Number of 32-bit ASNs allocated by the RIRs: 46256
Number of 32-bit ASNs visible in the Routing Table: 38228
Prefixes from 32-bit ASNs in the Routing Table: 212410
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: 488
Number of addresses announced to Internet: 3113136869
Equivalent to 185 /8s, 142 /16s and 178 /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: 350343
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267206
Total APNIC prefixes after maximum aggregation: 77194
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258823
Unique aggregates announced from the APNIC address blocks: 102875
APNIC Region origin ASes present in the Internet Routing Table: 14686
APNIC Prefixes per ASN: 17.62
APNIC Region origin ASes announcing only one prefix: 4459
APNIC Region transit ASes present in the Internet Routing Table: 1956
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: 10139
Number of APNIC addresses announced to Internet: 753831488
Equivalent to 44 /8s, 238 /16s and 142 /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: 296949
Total ARIN prefixes after maximum aggregation: 130937
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 297554
Unique aggregates announced from the ARIN address blocks: 137836
ARIN Region origin ASes present in the Internet Routing Table: 19268
ARIN Prefixes per ASN: 15.44
ARIN Region origin ASes announcing only one prefix: 7021
ARIN Region transit ASes present in the Internet Routing Table: 1898
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: 5195
Number of ARIN addresses announced to Internet: 1349636352
Equivalent to 80 /8s, 113 /16s and 209 /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: 292358
Total RIPE prefixes after maximum aggregation: 134928
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 290036
Unique aggregates announced from the RIPE address blocks: 174046
RIPE Region origin ASes present in the Internet Routing Table: 28966
RIPE Prefixes per ASN: 10.01
RIPE Region origin ASes announcing only one prefix: 12012
RIPE Region transit ASes present in the Internet Routing Table: 3866
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: 12424
Number of RIPE addresses announced to Internet: 732130597
Equivalent to 43 /8s, 163 /16s and 109 /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: 138756
Total LACNIC prefixes after maximum aggregation: 29594
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135512
Unique aggregates announced from the LACNIC address blocks: 49012
LACNIC Region origin ASes present in the Internet Routing Table: 11239
LACNIC Prefixes per ASN: 12.06
LACNIC Region origin ASes announcing only one prefix: 2205
LACNIC Region transit ASes present in the Internet Routing Table: 2470
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: 9185
Number of LACNIC addresses announced to Internet: 171913856
Equivalent to 10 /8s, 63 /16s and 50 /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: 39397
Total AfriNIC prefixes after maximum aggregation: 6865
AfriNIC Deaggregation factor: 5.74
Prefixes being announced from the AfriNIC address blocks: 53436
Unique aggregates announced from the AfriNIC address blocks: 13779
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 27.87
AfriNIC Region origin ASes announcing only one prefix: 643
AfriNIC Region transit ASes present in the Internet Routing Table: 365
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: 1285
Number of AfriNIC addresses announced to Internet: 105394688
Equivalent to 6 /8s, 72 /16s and 50 /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 10411 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4945 4194 78 ERX-CERNET-BKB China Education and Resear
9498 4321 531 277 BBIL-AP BHARTI Airtel Ltd., IN
18403 4268 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 3678 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2861 851 539 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 13253 39708 4131 AMAZON-02, US
174 5460 8760 933 COGENT-174, US
11492 4693 311 590 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3405 3050 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3254 54879 2505 DNIC-AS-00749, US
16625 3116 1307 2254 AKAMAI-AS, US
396982 2964 3651 473 GOOGLE-CLOUD-PLATFORM, US
36352 2725 224 831 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 9747 1294 1095 TTNET, TR
12479 7704 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4056 3396 142 AKAMAI-ASN1, NL
9009 3792 328 1974 M247, RO
12389 3073 2303 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2411 363 577 TELLCOM-AS, TR
212238 2097 148 1542 CDNEXT, GB
8452 1966 1852 14 TE-AS TE-AS, EG
5384 1787 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 12261 3262 695 UNINET, MX
10620 3517 485 992 Telmex Colombia S.A., CO
13999 2513 539 367 Mega Cable, S.A. de C.V., MX
11830 1969 369 64 Instituto Costarricense de Electricidad y
28573 1601 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 1129 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1085 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1053 70 381 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 1743 607 31 RAYA-AS, EG
24863 1639 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1588 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
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 13253 39708 4131 AMAZON-02, US
8151 12261 3262 695 UNINET, MX
9808 10411 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9747 1294 1095 TTNET, TR
12479 7704 1714 145 UNI2-AS, ES
7545 6215 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5460 8760 933 COGENT-174, US
4538 4945 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4693 311 590 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 12261 11566 UNINET, MX
9808 10411 10285 CHINAMOBILE-CN China Mobile Communications Grou
47331 9747 8652 TTNET, TR
12479 7704 7559 UNI2-AS, ES
7545 6215 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4945 4867 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5460 4527 COGENT-174, US
18403 4268 4243 FPT-AS-AP FPT Telecom Company, VN
11492 4693 4103 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 /14:1236 /15:2201 /16:14120 /17:8604 /18:14806
/19:25634 /20:46258 /21:55008 /22:116671 /23:111512 /24:635492
/25:585 /26:582 /27:1061 /28:66 /29:107 /30:20
/31:2 /32:832
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8828 9747 TTNET, TR
12479 6625 7704 UNI2-AS, ES
8151 6409 12261 UNINET, MX
11492 3530 4693 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2542 3405 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2362 13253 AMAZON-02, US
30036 2219 2559 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2385 2:1544 3:618 4:25 5:4942 6:162
7:6 8:1649 9:1 10:1 11:172 12:1375
13:354 14:2554 15:354 16:283 17:369 18:921
20:523 21:4 22:188 23:7508 24:2892 25:2
27:2800 29:19 31:3312 32:51 34:84 35:209
36:2422 37:4780 38:10239 39:906 40:166 41:4768
42:1930 43:2614 44:378 45:20066 46:5076 47:294
49:1940 50:1910 51:590 52:1591 54:300 55:1012
56:11 57:265 58:2297 59:1435 60:1171 61:3095
62:3040 63:1849 64:5559 65:2217 66:4731 67:3123
68:1146 69:4017 70:1082 71:630 72:2912 74:2823
75:1609 76:618 77:2851 78:4355 79:1773 80:2242
81:2229 82:3237 83:1464 84:1873 85:4395 86:1058
87:2426 88:3538 89:4471 90:787 91:8461 92:2801
93:2916 94:4153 95:5615 96:1454 97:323 98:999
99:644 100:72 101:1425 102:4283 103:32525 104:4842
105:2234 106:981 107:2635 108:1221 109:4134 110:2276
111:3355 112:2072 113:1826 114:1981 115:2222 116:2093
117:2738 118:2913 119:2011 120:1907 121:1439 122:2894
123:2408 124:1685 125:2902 126:91 128:1607 129:1037
130:1327 131:2084 132:901 133:451 134:1538 135:377
136:1313 137:1174 138:3266 139:1624 140:1588 141:1492
142:1948 143:1751 144:1084 145:520 146:2178 147:2116
148:2676 149:2999 150:1254 151:1747 152:2127 153:568
154:8334 155:1641 156:3253 157:1920 158:1297 159:2447
160:3698 161:1925 162:3775 163:2101 164:1760 165:2239
166:1451 167:1918 168:4382 169:822 170:5531 171:1008
172:4501 173:3265 174:906 175:1305 176:3813 177:6155
178:3917 179:2746 180:2671 181:4230 182:3373 183:2049
184:2154 185:21823 186:5786 187:5071 188:4330 189:4646
190:9973 191:2070 192:11301 193:9529 194:7896 195:5686
196:3679 197:3988 198:6237 199:8507 200:8790 201:6529
202:10900 203:10784 204:4577 205:3712 206:4684 207:3593
208:4234 209:5260 210:4891 211:2637 212:4709 213:3898
214:1032 215:48 216:6727 217:3201 218:1393 219:550
220:2089 221:1059 222:848 223:2342
End of report
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