[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Mar 7 21:40:16 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Fri 07 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: 975832
Prefixes after maximum aggregation (per Origin AS): 373421
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476393
Number of IPv4 prefixes with a valid ROA: 536037
Number of IPv4 prefixes with an invalid ROA: 184
Number of IPv4 prefixes with no ROA: 439611
Total ASes present in the Internet Routing Table: 76656
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65716
Origin ASes announcing only one prefix: 26876
Transit ASes present in the Internet Routing Table: 10940
Transit-only ASes present in the Internet Routing Table: 547
Paths with bogon ASNs present in the IPv4 Routing Table: 310
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: 1110
Number of instances of unregistered ASNs: 1127
Number of 32-bit ASNs allocated by the RIRs: 46172
Number of 32-bit ASNs visible in the Routing Table: 37888
Prefixes from 32-bit ASNs in the Routing Table: 199183
Number of bogon 32-bit ASNs visible in the Routing Table: 63
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 465
Number of addresses announced to Internet: 3109939456
Equivalent to 185 /8s, 93 /16s and 233 /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: 320171
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255311
Total APNIC prefixes after maximum aggregation: 75893
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247231
Unique aggregates announced from the APNIC address blocks: 102561
APNIC Region origin ASes present in the Internet Routing Table: 14507
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4429
APNIC Region transit ASes present in the Internet Routing Table: 1953
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10015
Number of APNIC addresses announced to Internet: 748438272
Equivalent to 44 /8s, 156 /16s and 67 /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: 288275
Total ARIN prefixes after maximum aggregation: 128268
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289046
Unique aggregates announced from the ARIN address blocks: 136496
ARIN Region origin ASes present in the Internet Routing Table: 19229
ARIN Prefixes per ASN: 15.03
ARIN Region origin ASes announcing only one prefix: 7030
ARIN Region transit ASes present in the Internet Routing Table: 1985
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: 1350116352
Equivalent to 80 /8s, 121 /16s and 36 /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: 272732
Total RIPE prefixes after maximum aggregation: 132554
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270690
Unique aggregates announced from the RIPE address blocks: 172839
RIPE Region origin ASes present in the Internet Routing Table: 28843
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: 3970
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: 12287
Number of RIPE addresses announced to Internet: 732815360
Equivalent to 43 /8s, 173 /16s and 224 /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: 123302
Total LACNIC prefixes after maximum aggregation: 29174
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120256
Unique aggregates announced from the LACNIC address blocks: 48831
LACNIC Region origin ASes present in the Internet Routing Table: 11195
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2658
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: 9145
Number of LACNIC addresses announced to Internet: 173692416
Equivalent to 10 /8s, 90 /16s and 86 /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: 35102
Total AfriNIC prefixes after maximum aggregation: 6826
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 48143
Unique aggregates announced from the AfriNIC address blocks: 15264
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 25.15
AfriNIC Region origin ASes announcing only one prefix: 700
AfriNIC Region transit ASes present in the Internet Routing Table: 375
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: 1274
Number of AfriNIC addresses announced to Internet: 104643584
Equivalent to 6 /8s, 60 /16s and 188 /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 6211 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4412 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3671 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3266 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2840 850 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2148 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 12948 39641 3936 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 3427 8767 956 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 2571 357 388 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 4024 3395 129 AKAMAI-ASN1, NL
9009 3768 323 1943 M247, RO
12389 2978 2303 890 ROSTELECOM-AS, RU
34984 2366 360 580 TELLCOM-AS, TR
212238 2028 146 1497 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1590 1852 14 TE-AS TE-AS, EG
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 11785 3236 590 UNINET, MX
10620 3544 492 962 Telmex Colombia S.A., CO
13999 2505 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 1328 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1203 371 22 Telefonica del Peru S.A.A., PE
11664 1168 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1109 374 163 Axtel, S.A.B. de C.V., MX
22884 1045 82 369 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 1578 100 104 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 546 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 12948 39641 3936 AMAZON-02, US
8151 11785 3236 590 UNINET, MX
9808 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7770 1714 145 UNI2-AS, ES
7545 6211 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4671 310 587 CABLEONE, US
18403 4412 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 11785 11195 UNINET, MX
9808 10326 10238 CHINAMOBILE-CN China Mobile Communications Grou
12479 7770 7625 UNI2-AS, ES
7545 6211 5554 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4412 4387 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 3922 3896 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
100467 UNALLOCATED 5.59.222.0/24 200467 SHARENKOV, UA
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/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 /16:13957 /17:8297 /18:13721
/19:24582 /20:43822 /21:51790 /22:111974 /23:101097 /24:602143
/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 6711 7770 UNI2-AS, ES
8151 5997 11785 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 2334 12948 AMAZON-02, US
30036 2229 2571 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)
----------------------------------------------
1:2327 2:1532 3:583 4:10 5:4566 6:167
7:6 8:1551 9:1 11:172 12:1377 13:346
14:2512 15:350 16:279 17:363 18:926 20:460
21:4 22:188 23:7339 24:3021 25:2 27:2746
29:19 31:3189 32:35 34:79 35:203 36:2407
37:4617 38:8716 39:897 40:153 41:4214 42:2006
43:2532 44:356 45:18355 46:4998 47:288 49:1976
50:1887 51:589 52:1565 54:302 55:865 56:9
57:244 58:2216 59:1198 60:1166 61:2781 62:2912
63:1827 64:5506 65:2117 66:4641 67:3018 68:1154
69:3955 70:1161 71:614 72:2869 74:2779 75:1652
76:610 77:2687 78:1883 79:1716 80:2191 81:2013
82:2746 83:1396 84:1810 85:3364 86:1028 87:2162
88:1311 89:4318 90:780 91:8328 92:2796 93:2893
94:3908 95:4291 96:1412 97:318 98:994 99:739
100:71 101:1137 102:3668 103:32211 104:4809 105:758
106:997 107:2610 108:1206 109:4108 110:2224 111:3315
112:2042 113:1791 114:1938 115:2161 116:2038 117:2760
118:2884 119:1956 120:1879 121:1361 122:2761 123:2178
124:1565 125:2868 126:88 128:1583 129:962 130:1282
131:1865 132:783 133:451 134:1532 135:328 136:1270
137:1245 138:2892 139:1604 140:1552 141:1467 142:1825
143:1627 144:1050 145:476 146:2155 147:2075 148:2586
149:2859 150:1237 151:1953 152:2106 153:571 154:7865
155:1609 156:3287 157:1911 158:1270 159:2427 160:3568
161:1928 162:3677 163:1876 164:1695 165:2187 166:1387
167:1873 168:4065 169:791 170:5080 171:1003 172:4456
173:3227 174:921 175:1265 176:3656 177:4744 178:3779
179:2222 180:2573 181:4017 182:3373 183:2066 184:2314
185:21504 186:5086 187:4337 188:4210 189:4208 190:9621
191:1536 192:11167 193:9409 194:7744 195:5537 196:3245
197:3654 198:6121 199:8377 200:8163 201:6296 202:10379
203:10598 204:4508 205:3624 206:4588 207:3484 208:4177
209:5145 210:4563 211:2525 212:4509 213:3746 214:1058
215:41 216:6562 217:3113 218:1333 219:371 220:2095
221:1055 222:717 223:2316
End of report
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