[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Apr 30 21:40:17 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Wed 30 Apr, 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: 980822
Prefixes after maximum aggregation (per Origin AS): 376871
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 478599
Number of IPv4 prefixes with a valid ROA: 542976
Number of IPv4 prefixes with an invalid ROA: 175
Number of IPv4 prefixes with no ROA: 437671
Total ASes present in the Internet Routing Table: 76849
Prefixes per ASN: 12.76
Origin-only ASes present in the Internet Routing Table: 65831
Origin ASes announcing only one prefix: 26950
Transit ASes present in the Internet Routing Table: 11018
Transit-only ASes present in the Internet Routing Table: 548
Paths with bogon ASNs present in the IPv4 Routing Table: 304
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 61
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1176
Number of instances of unregistered ASNs: 1179
Number of 32-bit ASNs allocated by the RIRs: 46303
Number of 32-bit ASNs visible in the Routing Table: 38175
Prefixes from 32-bit ASNs in the Routing Table: 201326
Number of bogon 32-bit ASNs visible in the Routing Table: 30
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 473
Number of addresses announced to Internet: 3104834304
Equivalent to 185 /8s, 16 /16s and 3 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 321748
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 256778
Total APNIC prefixes after maximum aggregation: 76697
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247978
Unique aggregates announced from the APNIC address blocks: 103016
APNIC Region origin ASes present in the Internet Routing Table: 14598
APNIC Prefixes per ASN: 16.99
APNIC Region origin ASes announcing only one prefix: 4457
APNIC Region transit ASes present in the Internet Routing Table: 1971
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: 10113
Number of APNIC addresses announced to Internet: 747386624
Equivalent to 44 /8s, 140 /16s and 55 /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: 289843
Total ARIN prefixes after maximum aggregation: 129600
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 291135
Unique aggregates announced from the ARIN address blocks: 138403
ARIN Region origin ASes present in the Internet Routing Table: 19238
ARIN Prefixes per ASN: 15.13
ARIN Region origin ASes announcing only one prefix: 7047
ARIN Region transit ASes present in the Internet Routing Table: 1992
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: 5196
Number of ARIN addresses announced to Internet: 1348787456
Equivalent to 80 /8s, 100 /16s and 221 /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: 273822
Total RIPE prefixes after maximum aggregation: 133755
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271716
Unique aggregates announced from the RIPE address blocks: 174010
RIPE Region origin ASes present in the Internet Routing Table: 28904
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12049
RIPE Region transit ASes present in the Internet Routing Table: 3993
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12416
Number of RIPE addresses announced to Internet: 731540992
Equivalent to 43 /8s, 154 /16s and 110 /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: 123700
Total LACNIC prefixes after maximum aggregation: 29338
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120227
Unique aggregates announced from the LACNIC address blocks: 48814
LACNIC Region origin ASes present in the Internet Routing Table: 11227
LACNIC Prefixes per ASN: 10.71
LACNIC Region origin ASes announcing only one prefix: 2699
LACNIC Region transit ASes present in the Internet Routing Table: 2476
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9172
Number of LACNIC addresses announced to Internet: 171736576
Equivalent to 10 /8s, 60 /16s and 126 /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: 35503
Total AfriNIC prefixes after maximum aggregation: 6771
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 49292
Unique aggregates announced from the AfriNIC address blocks: 13970
AfriNIC Region origin ASes present in the Internet Routing Table: 1919
AfriNIC Prefixes per ASN: 25.69
AfriNIC Region origin ASes announcing only one prefix: 698
AfriNIC Region transit ASes present in the Internet Routing Table: 379
Average AfriNIC Region AS path length visible: 6.2
Max AfriNIC Region AS path length visible: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1278
Number of AfriNIC addresses announced to Internet: 105160448
Equivalent to 6 /8s, 68 /16s and 159 /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 10454 8754 93 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4248 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4237 531 278 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3675 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3265 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2859 851 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4766 2188 11523 650 KIXS-AS-KR Korea Telecom, KR
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 13252 39700 4183 AMAZON-02, US
11492 4702 312 599 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
174 3709 8756 931 COGENT-174, US
22773 3624 3054 218 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
749 3253 54863 2504 DNIC-AS-00749, US
16625 3119 1311 2257 AKAMAI-AS, US
396982 2966 3651 474 GOOGLE-CLOUD-PLATFORM, US
36352 2748 226 843 AS-COLOCROSSING, 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 7703 1714 148 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4058 3395 127 AKAMAI-ASN1, NL
9009 3776 326 1964 M247, RO
12389 3070 2303 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2362 360 584 TELLCOM-AS, TR
212238 2113 150 1556 CDNEXT, GB
8452 1644 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
8551 1419 366 33 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
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 12021 3241 592 UNINET, MX
10620 3520 485 995 Telmex Colombia S.A., CO
13999 2513 540 362 Mega Cable, S.A. de C.V., MX
11830 1995 369 64 Instituto Costarricense de Electricidad y
28573 1359 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 784 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1198 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1192 371 22 Telefonica del Peru S.A.A., PE
22884 1057 70 376 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1043 374 163 Axtel, S.A.B. de C.V., MX
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 1744 631 30 RAYA-AS, EG
24863 1650 389 16 LINKdotNET-AS, EG
29571 1594 102 22 ORANGE-COTE-IVOIRE, CI
36992 1431 1518 283 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1020 521 42 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
37069 928 1099 15 MOBINIL, EG
36914 547 82 3 KENET-AS, KE
15399 521 56 54 WANANCHI-, 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 13252 39700 4183 AMAZON-02, US
8151 12021 3241 592 UNINET, MX
9808 10454 8754 93 CHINAMOBILE-CN China Mobile Communication
12479 7703 1714 148 UNI2-AS, ES
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4702 312 599 CABLEONE, US
18403 4248 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4237 531 278 BBIL-AP BHARTI Airtel Ltd., IN
20940 4058 3395 127 AKAMAI-ASN1, NL
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 12021 11429 UNINET, MX
9808 10454 10361 CHINAMOBILE-CN China Mobile Communications Grou
12479 7703 7555 UNI2-AS, ES
7545 6216 5559 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4248 4223 FPT-AS-AP FPT Telecom Company, VN
11492 4702 4103 CABLEONE, US
9498 4237 3959 BBIL-AP BHARTI Airtel Ltd., IN
20940 4058 3931 AKAMAI-ASN1, NL
7552 3919 3893 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 /10:41 /11:93 /12:300
/13:583 /14:1223 /15:2165 /16:13919 /17:8268 /18:13708
/19:24567 /20:43687 /21:51735 /22:111996 /23:101780 /24:606724
/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 6625 7703 UNI2-AS, ES
8151 6230 12021 UNINET, MX
11492 3529 4702 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2747 3624 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2356 13252 AMAZON-02, US
30036 2233 2574 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2186 3520 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)
----------------------------------------------
1:2333 2:1524 3:642 4:9 5:4684 6:163
7:6 8:1587 9:1 11:172 12:1365 13:357
14:2515 15:352 16:282 17:368 18:919 20:513
21:4 22:188 23:7524 24:2809 25:2 27:2777
29:19 31:3227 32:36 34:80 35:205 36:2488
37:4695 38:9087 39:907 40:169 41:4233 42:1900
43:2593 44:380 45:18508 46:5048 47:293 49:1932
50:1900 51:590 52:1551 54:299 55:1086 56:11
57:256 58:2203 59:1213 60:1169 61:2771 62:2939
63:1824 64:5480 65:2124 66:4651 67:3065 68:1171
69:3928 70:1152 71:628 72:2869 74:2785 75:1618
76:614 77:2732 78:1897 79:1754 80:2199 81:2054
82:3205 83:1434 84:1847 85:3419 86:1050 87:2150
88:1313 89:4333 90:782 91:8341 92:2719 93:2903
94:4075 95:4356 96:1454 97:312 98:1023 99:670
100:72 101:1149 102:3895 103:32271 104:4823 105:751
106:1044 107:2648 108:1206 109:4073 110:2231 111:3312
112:2048 113:1795 114:1907 115:2204 116:2042 117:2747
118:2885 119:1953 120:1883 121:1375 122:2752 123:2179
124:1568 125:2848 126:91 128:1610 129:953 130:1299
131:1935 132:781 133:450 134:1540 135:331 136:1307
137:1256 138:2878 139:1624 140:1574 141:1494 142:1906
143:1663 144:1082 145:502 146:2162 147:2100 148:2678
149:2888 150:1250 151:1803 152:2099 153:562 154:8274
155:1642 156:3391 157:1900 158:1288 159:2440 160:3584
161:1904 162:3747 163:2102 164:1696 165:2194 166:1453
167:1880 168:4030 169:795 170:5067 171:1010 172:4425
173:3260 174:916 175:1301 176:3662 177:4641 178:3692
179:2532 180:2599 181:4055 182:3336 183:2048 184:2145
185:21556 186:5088 187:4439 188:4210 189:4203 190:9502
191:1471 192:11243 193:9461 194:7769 195:5506 196:3314
197:3676 198:6131 199:8486 200:8198 201:6322 202:10399
203:10635 204:4530 205:3586 206:4632 207:3474 208:4226
209:5156 210:4588 211:2534 212:4526 213:3713 214:1029
215:48 216:6710 217:3144 218:1333 219:375 220:2076
221:1059 222:725 223:2348
End of report
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