[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Mar 9 21:40:15 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Sun 09 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: 975890
Prefixes after maximum aggregation (per Origin AS): 373433
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476438
Number of IPv4 prefixes with a valid ROA: 535912
Number of IPv4 prefixes with an invalid ROA: 185
Number of IPv4 prefixes with no ROA: 439793
Total ASes present in the Internet Routing Table: 76666
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65739
Origin ASes announcing only one prefix: 26886
Transit ASes present in the Internet Routing Table: 10927
Transit-only ASes present in the Internet Routing Table: 544
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: 1113
Number of instances of unregistered ASNs: 1133
Number of 32-bit ASNs allocated by the RIRs: 46183
Number of 32-bit ASNs visible in the Routing Table: 37902
Prefixes from 32-bit ASNs in the Routing Table: 199213
Number of bogon 32-bit ASNs visible in the Routing Table: 68
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 464
Number of addresses announced to Internet: 3109982720
Equivalent to 185 /8s, 94 /16s and 146 /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: 320200
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255309
Total APNIC prefixes after maximum aggregation: 75928
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247243
Unique aggregates announced from the APNIC address blocks: 102596
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: 4422
APNIC Region transit ASes present in the Internet Routing Table: 1954
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: 10023
Number of APNIC addresses announced to Internet: 748389376
Equivalent to 44 /8s, 155 /16s and 132 /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: 288312
Total ARIN prefixes after maximum aggregation: 128301
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289167
Unique aggregates announced from the ARIN address blocks: 136516
ARIN Region origin ASes present in the Internet Routing Table: 19232
ARIN Prefixes per ASN: 15.04
ARIN Region origin ASes announcing only one prefix: 7033
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: 5166
Number of ARIN addresses announced to Internet: 1351144704
Equivalent to 80 /8s, 136 /16s and 213 /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: 272707
Total RIPE prefixes after maximum aggregation: 132499
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270643
Unique aggregates announced from the RIPE address blocks: 172817
RIPE Region origin ASes present in the Internet Routing Table: 28850
RIPE Prefixes per ASN: 9.38
RIPE Region origin ASes announcing only one prefix: 12066
RIPE Region transit ASes present in the Internet Routing Table: 3966
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: 12295
Number of RIPE addresses announced to Internet: 732809728
Equivalent to 43 /8s, 173 /16s and 202 /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: 123367
Total LACNIC prefixes after maximum aggregation: 29186
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120222
Unique aggregates announced from the LACNIC address blocks: 48843
LACNIC Region origin ASes present in the Internet Routing Table: 11198
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2667
LACNIC Region transit ASes present in the Internet Routing Table: 2467
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: 9150
Number of LACNIC addresses announced to Internet: 172770560
Equivalent to 10 /8s, 76 /16s and 69 /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: 35082
Total AfriNIC prefixes after maximum aggregation: 6814
AfriNIC Deaggregation factor: 5.15
Prefixes being announced from the AfriNIC address blocks: 48150
Unique aggregates announced from the AfriNIC address blocks: 15265
AfriNIC Region origin ASes present in the Internet Routing Table: 1907
AfriNIC Prefixes per ASN: 25.25
AfriNIC Region origin ASes announcing only one prefix: 698
AfriNIC Region transit ASes present in the Internet Routing Table: 374
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: 1268
Number of AfriNIC addresses announced to Internet: 104635136
Equivalent to 6 /8s, 60 /16s and 155 /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 4403 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 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 12940 39645 3934 AMAZON-02, US
11492 4673 310 589 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3600 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3425 8767 955 COGENT-174, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3078 1310 2224 AKAMAI-AS, US
396982 2943 3660 456 GOOGLE-CLOUD-PLATFORM, US
30036 2570 357 394 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 2367 361 580 TELLCOM-AS, TR
212238 2026 145 1496 CDNEXT, GB
8452 1622 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 11788 3235 589 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 1046 69 372 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 1682 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 855 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
36914 529 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 12940 39645 3934 AMAZON-02, US
8151 11788 3235 589 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 4673 310 589 CABLEONE, US
18403 4403 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 11788 11199 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 4403 4378 FPT-AS-AP FPT Telecom Company, VN
7155 4175 4092 VIASAT-SP-BACKBONE, US
11492 4673 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
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 /16:13957 /17:8295 /18:13721
/19:24588 /20:43827 /21:51821 /22:111947 /23:101130 /24:602155
/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 6000 11788 UNINET, MX
11492 3527 4673 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2718 3600 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2344 12940 AMAZON-02, US
30036 2228 2570 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)
----------------------------------------------
1:2329 2:1532 3:576 4:10 5:4568 6:166
7:6 8:1550 9:1 11:172 12:1377 13:341
14:2514 15:350 16:279 17:363 18:925 20:461
21:4 22:188 23:7337 24:3022 25:2 27:2746
29:19 31:3193 32:35 34:79 35:203 36:2407
37:4622 38:8729 39:897 40:153 41:4217 42:2000
43:2531 44:357 45:18372 46:5036 47:288 49:1977
50:1882 51:589 52:1564 54:303 55:863 56:9
57:244 58:2213 59:1199 60:1166 61:2781 62:2915
63:1827 64:5505 65:2113 66:4641 67:3017 68:1154
69:3961 70:1162 71:615 72:2869 74:2781 75:1652
76:610 77:2685 78:1880 79:1714 80:2191 81:2009
82:2747 83:1398 84:1811 85:3362 86:1027 87:2165
88:1312 89:4317 90:780 91:8323 92:2797 93:2892
94:3906 95:4290 96:1414 97:318 98:994 99:740
100:71 101:1132 102:3656 103:32223 104:4813 105:758
106:997 107:2610 108:1206 109:4104 110:2224 111:3313
112:2034 113:1792 114:1939 115:2157 116:2040 117:2758
118:2882 119:1957 120:1879 121:1362 122:2761 123:2177
124:1566 125:2868 126:88 128:1584 129:962 130:1283
131:1860 132:784 133:451 134:1527 135:328 136:1274
137:1242 138:2884 139:1604 140:1552 141:1470 142:1824
143:1629 144:1049 145:478 146:2154 147:2077 148:2592
149:2859 150:1237 151:1947 152:2104 153:571 154:7855
155:1606 156:3286 157:1911 158:1269 159:2427 160:3561
161:1928 162:3674 163:1885 164:1693 165:2188 166:1383
167:1876 168:4060 169:791 170:5073 171:1003 172:4458
173:3226 174:921 175:1266 176:3654 177:4708 178:3784
179:2217 180:2583 181:4026 182:3373 183:2062 184:2314
185:21505 186:5080 187:4331 188:4210 189:4182 190:9652
191:1543 192:11171 193:9407 194:7742 195:5534 196:3254
197:3648 198:6117 199:8378 200:8166 201:6302 202:10385
203:10610 204:4506 205:3634 206:4579 207:3482 208:4174
209:5141 210:4563 211:2525 212:4501 213:3753 214:1062
215:42 216:6581 217:3114 218:1332 219:371 220:2095
221:1055 222:717 223:2316
End of report
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