[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Mar 6 21:40:23 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Thu 06 Mar, 2025
IPv4 BGP Table (Global) as seen at USP.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/USP/
Analysis Summary
----------------
BGP routing table entries examined: 975865
Prefixes after maximum aggregation (per Origin AS): 373460
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476211
Number of IPv4 prefixes with a valid ROA: 535939
Number of IPv4 prefixes with an invalid ROA: 186
Number of IPv4 prefixes with no ROA: 439740
Total ASes present in the Internet Routing Table: 76660
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65713
Origin ASes announcing only one prefix: 26892
Transit ASes present in the Internet Routing Table: 10947
Transit-only ASes present in the Internet Routing Table: 547
Paths with bogon ASNs present in the IPv4 Routing Table: 314
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 61
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1107
Number of instances of unregistered ASNs: 1114
Number of 32-bit ASNs allocated by the RIRs: 46200
Number of 32-bit ASNs visible in the Routing Table: 37888
Prefixes from 32-bit ASNs in the Routing Table: 199285
Number of bogon 32-bit ASNs visible in the Routing Table: 42
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 466
Number of addresses announced to Internet: 3109997056
Equivalent to 185 /8s, 94 /16s and 202 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 319907
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255267
Total APNIC prefixes after maximum aggregation: 75885
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247274
Unique aggregates announced from the APNIC address blocks: 102587
APNIC Region origin ASes present in the Internet Routing Table: 14512
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4432
APNIC Region transit ASes present in the Internet Routing Table: 1950
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 36
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10018
Number of APNIC addresses announced to Internet: 748472832
Equivalent to 44 /8s, 156 /16s and 202 /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: 288274
Total ARIN prefixes after maximum aggregation: 128360
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289114
Unique aggregates announced from the ARIN address blocks: 136434
ARIN Region origin ASes present in the Internet Routing Table: 19230
ARIN Prefixes per ASN: 15.03
ARIN Region origin ASes announcing only one prefix: 7027
ARIN Region transit ASes present in the Internet Routing Table: 1987
Average ARIN Region AS path length visible: 5.0
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5167
Number of ARIN addresses announced to Internet: 1350188544
Equivalent to 80 /8s, 122 /16s and 62 /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: 272702
Total RIPE prefixes after maximum aggregation: 132503
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270600
Unique aggregates announced from the RIPE address blocks: 172747
RIPE Region origin ASes present in the Internet Routing Table: 28833
RIPE Prefixes per ASN: 9.39
RIPE Region origin ASes announcing only one prefix: 12059
RIPE Region transit ASes present in the Internet Routing Table: 3973
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12280
Number of RIPE addresses announced to Internet: 732695808
Equivalent to 43 /8s, 172 /16s and 13 /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: 123428
Total LACNIC prefixes after maximum aggregation: 29194
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120358
Unique aggregates announced from the LACNIC address blocks: 48835
LACNIC Region origin ASes present in the Internet Routing Table: 11212
LACNIC Prefixes per ASN: 10.73
LACNIC Region origin ASes announcing only one prefix: 2678
LACNIC Region transit ASes present in the Internet Routing Table: 2483
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9156
Number of LACNIC addresses announced to Internet: 173771520
Equivalent to 10 /8s, 91 /16s and 139 /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: 35087
Total AfriNIC prefixes after maximum aggregation: 6814
AfriNIC Deaggregation factor: 5.15
Prefixes being announced from the AfriNIC address blocks: 48052
Unique aggregates announced from the AfriNIC address blocks: 15205
AfriNIC Region origin ASes present in the Internet Routing Table: 1907
AfriNIC Prefixes per ASN: 25.20
AfriNIC Region origin ASes announcing only one prefix: 696
AfriNIC Region transit ASes present in the Internet Routing Table: 373
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1267
Number of AfriNIC addresses announced to Internet: 104634624
Equivalent to 6 /8s, 60 /16s and 153 /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 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6212 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4395 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3671 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3264 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2844 855 530 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2150 434 193 TATACOMM-AS TATA Communications formerly
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12952 39642 3930 AMAZON-02, US
11492 4671 310 587 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3599 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3422 8767 955 COGENT-174, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3078 1310 2224 AKAMAI-AS, US
396982 2936 3660 453 GOOGLE-CLOUD-PLATFORM, US
30036 2573 358 386 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7765 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4022 3395 129 AKAMAI-ASN1, NL
9009 3762 322 1935 M247, RO
12389 2979 2303 890 ROSTELECOM-AS, RU
34984 2367 361 580 TELLCOM-AS, TR
212238 2027 146 1497 CDNEXT, GB
8452 1619 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1488 98 747 CLOUVIDER Clouvider - Global ASN, GB
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11778 3234 591 UNINET, MX
10620 3544 492 962 Telmex Colombia S.A., CO
13999 2506 539 374 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1330 781 212 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1192 371 22 Telefonica del Peru S.A.A., PE
11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1108 374 163 Axtel, S.A.B. de C.V., MX
22884 1046 82 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1683 599 30 RAYA-AS, EG
24863 1618 389 16 LINKdotNET-AS, EG
29571 1577 99 102 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1022 523 45 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 851 1083 15 MOBINIL, EG
6713 556 1861 35 IAM-AS, MA
36914 550 82 3 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12952 39642 3930 AMAZON-02, US
8151 11778 3234 591 UNINET, MX
9808 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7765 1714 145 UNI2-AS, ES
7545 6212 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4671 310 587 CABLEONE, US
18403 4395 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4175 286 83 VIASAT-SP-BACKBONE, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 11778 11187 UNINET, MX
9808 10326 10238 CHINAMOBILE-CN China Mobile Communications Grou
12479 7765 7620 UNI2-AS, ES
7545 6212 5553 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4395 4370 FPT-AS-AP FPT Telecom Company, VN
7155 4175 4092 VIASAT-SP-BACKBONE, US
11492 4671 4084 CABLEONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 3895 VIETEL-AS-AP Viettel Group, VN
Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
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
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://bgp.nsrc.org/REN/USP/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/USP/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 /12:304
/13:586 /14:1224 /15:2168 /16:13958 /17:8294 /18:13724
/19:24584 /20:43848 /21:51817 /22:112088 /23:101145 /24:601958
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
12479 6706 7765 UNI2-AS, ES
8151 5992 11778 UNINET, MX
11492 3527 4671 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2717 3599 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2332 12952 AMAZON-02, US
30036 2231 2573 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2184 3544 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2328 2:1531 3:584 4:10 5:4565 6:167
7:6 8:1549 9:1 11:172 12:1376 13:349
14:2511 15:350 16:277 17:364 18:924 20:455
21:4 22:188 23:7338 24:2743 25:2 27:2751
29:19 31:3183 32:35 34:79 35:203 36:2407
37:4614 38:8719 39:898 40:153 41:4215 42:1991
43:2532 44:356 45:18342 46:5027 47:289 49:1976
50:1889 51:589 52:1565 54:301 55:1054 56:9
57:243 58:2214 59:1199 60:1166 61:2779 62:2915
63:1829 64:5517 65:2119 66:4651 67:3019 68:1155
69:3971 70:1155 71:616 72:2878 74:2779 75:1652
76:610 77:2687 78:1880 79:1717 80:2190 81:2009
82:2729 83:1398 84:1810 85:3359 86:1029 87:2164
88:1312 89:4311 90:779 91:8324 92:2793 93:2892
94:3903 95:4284 96:1408 97:318 98:994 99:740
100:71 101:1136 102:3673 103:32239 104:4810 105:758
106:997 107:2611 108:1209 109:4108 110:2224 111:3318
112:2042 113:1792 114:1937 115:2164 116:2035 117:2760
118:2884 119:1956 120:1879 121:1361 122:2761 123:2179
124:1565 125:2868 126:88 128:1590 129:963 130:1280
131:1851 132:783 133:451 134:1531 135:327 136:1271
137:1244 138:2887 139:1620 140:1552 141:1467 142:1824
143:1636 144:1033 145:477 146:2154 147:2076 148:2596
149:2851 150:1237 151:1965 152:2107 153:571 154:7792
155:1615 156:3266 157:1914 158:1272 159:2424 160:3568
161:1929 162:3686 163:1874 164:1701 165:2181 166:1385
167:1876 168:4056 169:795 170:5073 171:1002 172:4460
173:3228 174:920 175:1266 176:3655 177:4700 178:3777
179:2223 180:2581 181:4022 182:3373 183:2067 184:2314
185:21487 186:5089 187:4312 188:4207 189:4189 190:9653
191:1532 192:11171 193:9407 194:7736 195:5534 196:3241
197:3652 198:6114 199:8378 200:8157 201:6301 202:10368
203:10625 204:4515 205:3615 206:4588 207:3490 208:4187
209:5155 210:4563 211:2527 212:4497 213:3745 214:1059
215:42 216:6569 217:3114 218:1333 219:371 220:2095
221:1055 222:718 223:2316
End of report
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