[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Mar 5 21:40:11 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Wed 05 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: 976032
Prefixes after maximum aggregation (per Origin AS): 373452
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476161
Number of IPv4 prefixes with a valid ROA: 535585
Number of IPv4 prefixes with an invalid ROA: 185
Number of IPv4 prefixes with no ROA: 440262
Total ASes present in the Internet Routing Table: 76662
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65713
Origin ASes announcing only one prefix: 26899
Transit ASes present in the Internet Routing Table: 10949
Transit-only ASes present in the Internet Routing Table: 544
Paths with bogon ASNs present in the IPv4 Routing Table: 312
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: 1108
Number of instances of unregistered ASNs: 1114
Number of 32-bit ASNs allocated by the RIRs: 46211
Number of 32-bit ASNs visible in the Routing Table: 37889
Prefixes from 32-bit ASNs in the Routing Table: 199230
Number of bogon 32-bit ASNs visible in the Routing Table: 40
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 467
Number of addresses announced to Internet: 3110142976
Equivalent to 185 /8s, 97 /16s and 4 /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: 319876
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255248
Total APNIC prefixes after maximum aggregation: 75864
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247264
Unique aggregates announced from the APNIC address blocks: 102569
APNIC Region origin ASes present in the Internet Routing Table: 14513
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4438
APNIC Region transit ASes present in the Internet Routing Table: 1946
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: 10019
Number of APNIC addresses announced to Internet: 748600576
Equivalent to 44 /8s, 158 /16s and 189 /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: 288496
Total ARIN prefixes after maximum aggregation: 128388
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289379
Unique aggregates announced from the ARIN address blocks: 136421
ARIN Region origin ASes present in the Internet Routing Table: 19230
ARIN Prefixes per ASN: 15.05
ARIN Region origin ASes announcing only one prefix: 7028
ARIN Region transit ASes present in the Internet Routing Table: 1990
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: 1350114304
Equivalent to 80 /8s, 121 /16s and 28 /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: 272645
Total RIPE prefixes after maximum aggregation: 132490
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270528
Unique aggregates announced from the RIPE address blocks: 172682
RIPE Region origin ASes present in the Internet Routing Table: 28838
RIPE Prefixes per ASN: 9.38
RIPE Region origin ASes announcing only one prefix: 12059
RIPE Region transit ASes present in the Internet Routing Table: 3977
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: 12282
Number of RIPE addresses announced to Internet: 732802816
Equivalent to 43 /8s, 173 /16s and 175 /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: 123508
Total LACNIC prefixes after maximum aggregation: 29170
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120406
Unique aggregates announced from the LACNIC address blocks: 48897
LACNIC Region origin ASes present in the Internet Routing Table: 11208
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2676
LACNIC Region transit ASes present in the Internet Routing Table: 2479
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: 9151
Number of LACNIC addresses announced to Internet: 173774592
Equivalent to 10 /8s, 91 /16s and 151 /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: 35027
Total AfriNIC prefixes after maximum aggregation: 6835
AfriNIC Deaggregation factor: 5.12
Prefixes being announced from the AfriNIC address blocks: 47987
Unique aggregates announced from the AfriNIC address blocks: 15188
AfriNIC Region origin ASes present in the Internet Routing Table: 1910
AfriNIC Prefixes per ASN: 25.12
AfriNIC Region origin ASes announcing only one prefix: 698
AfriNIC Region transit ASes present in the Internet Routing Table: 377
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: 1270
Number of AfriNIC addresses announced to Internet: 104616704
Equivalent to 6 /8s, 60 /16s and 83 /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 6214 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4392 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 3263 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2843 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 12990 39646 3944 AMAZON-02, US
11492 4704 312 566 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3595 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3421 8767 958 COGENT-174, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3085 1315 2228 AKAMAI-AS, US
396982 2936 3660 454 GOOGLE-CLOUD-PLATFORM, US
30036 2564 357 404 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 7770 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4026 3395 129 AKAMAI-ASN1, NL
9009 3759 322 1927 M247, RO
12389 2985 2304 895 ROSTELECOM-AS, RU
34984 2367 361 580 TELLCOM-AS, TR
212238 2028 146 1499 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 11792 3235 592 UNINET, MX
10620 3548 492 954 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 1169 371 22 Telefonica del Peru S.A.A., PE
11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1117 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 867 1083 15 MOBINIL, EG
6713 558 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 12990 39646 3944 AMAZON-02, US
8151 11792 3235 592 UNINET, MX
9808 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7770 1714 145 UNI2-AS, ES
7545 6214 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4704 312 566 CABLEONE, US
18403 4392 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 11792 11200 UNINET, MX
9808 10326 10238 CHINAMOBILE-CN China Mobile Communications Grou
12479 7770 7625 UNI2-AS, ES
7545 6214 5555 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4392 4367 FPT-AS-AP FPT Telecom Company, VN
11492 4704 4138 CABLEONE, US
7155 4175 4092 VIASAT-SP-BACKBONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
20940 4026 3897 AKAMAI-ASN1, NL
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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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
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 /16:13957 /17:8297 /18:13729
/19:24586 /20:43883 /21:51861 /22:112114 /23:101095 /24:602061
/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 6712 7770 UNI2-AS, ES
8151 5992 11792 UNINET, MX
11492 3555 4704 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2713 3595 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2337 12990 AMAZON-02, US
30036 2223 2564 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2188 3548 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)
----------------------------------------------
1:2327 2:1531 3:584 4:10 5:4561 6:167
7:6 8:1546 9:1 11:172 12:1375 13:350
14:2510 15:350 16:277 17:363 18:925 20:455
21:4 22:188 23:7341 24:2723 25:2 27:2746
29:19 31:3182 32:35 34:78 35:202 36:2409
37:4607 38:8733 39:898 40:154 41:4209 42:1992
43:2529 44:354 45:18320 46:5001 47:288 49:1975
50:1886 51:589 52:1566 54:301 55:1071 56:9
57:243 58:2214 59:1198 60:1166 61:2781 62:2911
63:1830 64:5522 65:2119 66:4648 67:3036 68:1155
69:3967 70:1156 71:615 72:2877 74:2785 75:1652
76:612 77:2677 78:1880 79:1721 80:2189 81:2012
82:2725 83:1395 84:1812 85:3357 86:1029 87:2164
88:1313 89:4317 90:780 91:8321 92:2797 93:2891
94:3910 95:4281 96:1407 97:318 98:999 99:740
100:71 101:1141 102:3676 103:32235 104:4809 105:758
106:997 107:2609 108:1207 109:4104 110:2223 111:3318
112:2042 113:1791 114:1937 115:2160 116:2039 117:2760
118:2883 119:1957 120:1879 121:1360 122:2759 123:2183
124:1566 125:2867 126:88 128:1589 129:960 130:1284
131:1856 132:788 133:450 134:1531 135:327 136:1306
137:1244 138:2897 139:1633 140:1552 141:1467 142:1829
143:1631 144:1035 145:469 146:2152 147:2079 148:2594
149:2877 150:1235 151:1963 152:2110 153:571 154:7780
155:1615 156:3268 157:1912 158:1270 159:2425 160:3570
161:1927 162:3693 163:1874 164:1697 165:2180 166:1383
167:1879 168:4059 169:795 170:5092 171:1002 172:4457
173:3227 174:921 175:1269 176:3656 177:4754 178:3768
179:2225 180:2580 181:4011 182:3373 183:2064 184:2313
185:21483 186:5091 187:4306 188:4206 189:4202 190:9644
191:1535 192:11178 193:9402 194:7739 195:5524 196:3245
197:3610 198:6112 199:8374 200:8149 201:6292 202:10357
203:10619 204:4536 205:3630 206:4615 207:3498 208:4194
209:5178 210:4563 211:2526 212:4507 213:3746 214:1060
215:42 216:6570 217:3112 218:1333 219:370 220:2096
221:1055 222:718 223:2314
End of report
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