[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Apr 22 22:46:55 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Tue 22 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: 1035695
Prefixes after maximum aggregation (per Origin AS): 380152
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 477959
Total ASes present in the Internet Routing Table: 77000
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66279
Origin ASes announcing only one prefix: 26338
Transit ASes present in the Internet Routing Table: 10721
Transit-only ASes present in the Internet Routing Table: 539
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: 1138
Number of instances of unregistered ASNs: 1141
Number of 32-bit ASNs allocated by the RIRs: 46261
Number of 32-bit ASNs visible in the Routing Table: 38239
Prefixes from 32-bit ASNs in the Routing Table: 212595
Number of bogon 32-bit ASNs visible in the Routing Table: 69
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 485
Number of addresses announced to Internet: 3112713701
Equivalent to 185 /8s, 136 /16s and 61 /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: 350130
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267308
Total APNIC prefixes after maximum aggregation: 77212
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258909
Unique aggregates announced from the APNIC address blocks: 102949
APNIC Region origin ASes present in the Internet Routing Table: 14691
APNIC Prefixes per ASN: 17.62
APNIC Region origin ASes announcing only one prefix: 4467
APNIC Region transit ASes present in the Internet Routing Table: 1957
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: 10148
Number of APNIC addresses announced to Internet: 753821248
Equivalent to 44 /8s, 238 /16s and 102 /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: 297120
Total ARIN prefixes after maximum aggregation: 130906
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 297854
Unique aggregates announced from the ARIN address blocks: 137948
ARIN Region origin ASes present in the Internet Routing Table: 19271
ARIN Prefixes per ASN: 15.46
ARIN Region origin ASes announcing only one prefix: 7026
ARIN Region transit ASes present in the Internet Routing Table: 1905
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: 5202
Number of ARIN addresses announced to Internet: 1349364224
Equivalent to 80 /8s, 109 /16s and 170 /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: 134970
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 289925
Unique aggregates announced from the RIPE address blocks: 174022
RIPE Region origin ASes present in the Internet Routing Table: 28954
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: 3865
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: 12416
Number of RIPE addresses announced to Internet: 732048933
Equivalent to 43 /8s, 162 /16s and 46 /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: 138589
Total LACNIC prefixes after maximum aggregation: 29503
LACNIC Deaggregation factor: 4.70
Prefixes being announced from the LACNIC address blocks: 135319
Unique aggregates announced from the LACNIC address blocks: 48826
LACNIC Region origin ASes present in the Internet Routing Table: 11245
LACNIC Prefixes per ASN: 12.03
LACNIC Region origin ASes announcing only one prefix: 2212
LACNIC Region transit ASes present in the Internet Routing Table: 2467
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: 171857792
Equivalent to 10 /8s, 62 /16s and 87 /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: 39169
Total AfriNIC prefixes after maximum aggregation: 6889
AfriNIC Deaggregation factor: 5.69
Prefixes being announced from the AfriNIC address blocks: 53201
Unique aggregates announced from the AfriNIC address blocks: 13803
AfriNIC Region origin ASes present in the Internet Routing Table: 1917
AfriNIC Prefixes per ASN: 27.75
AfriNIC Region origin ASes announcing only one prefix: 637
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: 1285
Number of AfriNIC addresses announced to Internet: 105392128
Equivalent to 6 /8s, 72 /16s and 40 /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 10414 8921 127 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4942 4194 78 ERX-CERNET-BKB China Education and Resear
9498 4321 531 277 BBIL-AP BHARTI Airtel Ltd., IN
18403 4263 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3914 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3679 1044 67 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 13245 39710 4104 AMAZON-02, US
174 5461 8760 933 COGENT-174, US
11492 4694 311 587 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3406 3050 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3254 54879 2505 DNIC-AS-00749, US
16625 3120 1312 2257 AKAMAI-AS, US
396982 2964 3651 473 GOOGLE-CLOUD-PLATFORM, US
36352 2731 224 833 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 7718 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4057 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 2106 150 1546 CDNEXT, GB
8452 1966 1852 14 TE-AS TE-AS, EG
5384 1811 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 12068 3247 601 UNINET, MX
10620 3517 485 992 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 1601 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1331 784 204 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1189 371 21 Telefonica del Peru S.A.A., PE
28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1086 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1055 70 383 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 1645 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1589 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 13245 39710 4104 AMAZON-02, US
8151 12068 3247 601 UNINET, MX
9808 10414 8921 127 CHINAMOBILE-CN China Mobile Communication
47331 9747 1294 1095 TTNET, TR
12479 7718 1714 145 UNI2-AS, ES
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5461 8760 933 COGENT-174, US
4538 4942 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 12068 11467 UNINET, MX
9808 10414 10287 CHINAMOBILE-CN China Mobile Communications Grou
47331 9747 8652 TTNET, TR
12479 7718 7573 UNI2-AS, ES
7545 6216 5559 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4942 4864 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5461 4528 COGENT-174, US
18403 4263 4238 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 /12:303
/13:585 /14:1242 /15:2201 /16:14109 /17:8548 /18:14797
/19:25630 /20:46234 /21:54995 /22:116575 /23:111508 /24:635741
/25:402 /26:582 /27:1054 /28:66 /29:106 /30:20
/31:2 /32:828
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8828 9747 TTNET, TR
12479 6639 7718 UNI2-AS, ES
8151 6220 12068 UNINET, MX
11492 3531 4694 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2543 3406 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2362 13245 AMAZON-02, US
30036 2222 2562 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 2:1546 3:618 4:25 5:4949 6:163
7:6 8:1650 9:1 10:1 11:172 12:1374
13:355 14:2556 15:354 16:282 17:368 18:923
20:523 21:4 22:188 23:7535 24:2898 25:2
27:2800 29:19 31:3313 32:51 34:84 35:211
36:2423 37:4773 38:10271 39:906 40:166 41:4743
42:1922 43:2617 44:378 45:20085 46:5095 47:295
49:1952 50:1912 51:590 52:1591 54:298 55:1084
56:11 57:264 58:2297 59:1435 60:1170 61:3093
62:3050 63:1848 64:5562 65:2218 66:4730 67:3122
68:1148 69:4024 70:1081 71:630 72:2933 74:2830
75:1623 76:619 77:2850 78:4355 79:1772 80:2242
81:2233 82:3237 83:1467 84:1871 85:4399 86:1054
87:2423 88:3536 89:4467 90:787 91:8454 92:2736
93:2915 94:4138 95:5610 96:1463 97:323 98:999
99:666 100:72 101:1422 102:4269 103:32551 104:4845
105:2234 106:981 107:2632 108:1221 109:4141 110:2280
111:3373 112:2074 113:1824 114:1982 115:2267 116:2092
117:2741 118:2915 119:2009 120:1907 121:1439 122:2895
123:2407 124:1685 125:2902 126:91 128:1610 129:1013
130:1325 131:2086 132:900 133:451 134:1539 135:377
136:1314 137:1183 138:3267 139:1632 140:1587 141:1495
142:1948 143:1755 144:1088 145:520 146:2181 147:2118
148:2672 149:2997 150:1256 151:1745 152:2125 153:569
154:8319 155:1651 156:3258 157:1916 158:1300 159:2447
160:3696 161:1926 162:3779 163:2101 164:1759 165:2240
166:1455 167:1920 168:4382 169:820 170:5529 171:1008
172:4502 173:3273 174:907 175:1304 176:3815 177:6124
178:3922 179:2743 180:2668 181:4227 182:3382 183:2048
184:2149 185:21838 186:5762 187:5065 188:4331 189:4648
190:9978 191:2072 192:11302 193:9522 194:7895 195:5684
196:3676 197:3993 198:6243 199:8510 200:8791 201:6545
202:10892 203:10784 204:4576 205:3710 206:4683 207:3594
208:4242 209:5255 210:4893 211:2637 212:4709 213:3905
214:1029 215:48 216:6728 217:3204 218:1390 219:550
220:2090 221:1059 222:848 223:2342
End of report
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