[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Feb 6 20:16:59 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Thu 06 Feb, 2025
IPv4 BGP Table (R&E) as seen at KREONet2.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/
Analysis Summary
----------------
BGP routing table entries examined: 257233
Prefixes after maximum aggregation (per Origin AS): 111870
Deaggregation factor: 2.30
Unique aggregates announced (without unneeded subnets): 136014
Number of IPv4 prefixes with a valid ROA: 115227
Number of IPv4 prefixes with an invalid ROA: 21
Number of IPv4 prefixes with no ROA: 141985
Total ASes present in the Internet Routing Table: 20032
Prefixes per ASN: 12.84
Origin-only ASes present in the Internet Routing Table: 17212
Origin ASes announcing only one prefix: 7681
Transit ASes present in the Internet Routing Table: 2820
Transit-only ASes present in the Internet Routing Table: 730
Paths with bogon ASNs present in the IPv4 Routing Table: 6
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 38
Max AS path prepend of ASN ( 37447) 34
Prefixes from unregistered ASNs in the Routing Table: 288
Number of instances of unregistered ASNs: 289
Number of 32-bit ASNs allocated by the RIRs: 46102
Number of 32-bit ASNs visible in the Routing Table: 7810
Prefixes from 32-bit ASNs in the Routing Table: 29354
Number of bogon 32-bit ASNs visible in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 139
Number of addresses announced to Internet: 1539011581
Equivalent to 91 /8s, 187 /16s and 115 /24s
Percentage of available address space announced: 41.6
Percentage of allocated address space announced: 41.6
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: 81470
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31363
Total APNIC prefixes after maximum aggregation: 7751
APNIC Deaggregation factor: 4.05
Prefixes being announced from the APNIC address blocks: 30173
Unique aggregates announced from the APNIC address blocks: 8246
APNIC Region origin ASes present in the Internet Routing Table: 1126
APNIC Prefixes per ASN: 26.80
APNIC Region origin ASes announcing only one prefix: 426
APNIC Region transit ASes present in the Internet Routing Table: 220
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 485
Number of APNIC addresses announced to Internet: 168451948
Equivalent to 10 /8s, 10 /16s and 95 /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, 131072-153913
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: 118580
Total ARIN prefixes after maximum aggregation: 60898
ARIN Deaggregation factor: 1.95
Prefixes being announced from the ARIN address blocks: 116725
Unique aggregates announced from the ARIN address blocks: 62320
ARIN Region origin ASes present in the Internet Routing Table: 9022
ARIN Prefixes per ASN: 12.94
ARIN Region origin ASes announcing only one prefix: 3802
ARIN Region transit ASes present in the Internet Routing Table: 839
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2036
Number of ARIN addresses announced to Internet: 950028673
Equivalent to 56 /8s, 160 /16s and 73 /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: 46628
Total RIPE prefixes after maximum aggregation: 25232
RIPE Deaggregation factor: 1.85
Prefixes being announced from the RIPE address blocks: 48070
Unique aggregates announced from the RIPE address blocks: 35526
RIPE Region origin ASes present in the Internet Routing Table: 4478
RIPE Prefixes per ASN: 10.73
RIPE Region origin ASes announcing only one prefix: 1870
RIPE Region transit ASes present in the Internet Routing Table: 665
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1790
Number of RIPE addresses announced to Internet: 280352208
Equivalent to 16 /8s, 181 /16s and 213 /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: 49851
Total LACNIC prefixes after maximum aggregation: 15109
LACNIC Deaggregation factor: 3.30
Prefixes being announced from the LACNIC address blocks: 48579
Unique aggregates announced from the LACNIC address blocks: 23278
LACNIC Region origin ASes present in the Internet Routing Table: 4262
LACNIC Prefixes per ASN: 11.40
LACNIC Region origin ASes announcing only one prefix: 1459
LACNIC Region transit ASes present in the Internet Routing Table: 886
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3349
Number of LACNIC addresses announced to Internet: 99542080
Equivalent to 5 /8s, 238 /16s and 228 /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: 10523
Total AfriNIC prefixes after maximum aggregation: 2678
AfriNIC Deaggregation factor: 3.93
Prefixes being announced from the AfriNIC address blocks: 13547
Unique aggregates announced from the AfriNIC address blocks: 6527
AfriNIC Region origin ASes present in the Internet Routing Table: 293
AfriNIC Prefixes per ASN: 46.24
AfriNIC Region origin ASes announcing only one prefix: 124
AfriNIC Region transit ASes present in the Internet Routing Table: 74
Average AfriNIC Region AS path length visible: 6.5
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 150
Number of AfriNIC addresses announced to Internet: 40574976
Equivalent to 2 /8s, 107 /16s and 32 /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 10149 8753 87 CHINAMOBILE-CN China Mobile Communication
56046 1570 803 179 CMNET-JIANGSU-AP China Mobile communicati
56041 1539 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
56047 1504 192 52 CMNET-HUNAN-AP China Mobile communication
24547 825 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
17561 652 41 469 LCS-AS-AP LARUS Limited, HK
2907 642 2202 464 SINET-AS Research Organization of Informa
24445 469 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic
45102 465 741 134 ALIBABA-CN-NET Alibaba US Technology Co.,
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12711 38944 3735 AMAZON-02, US
22773 3375 3017 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
367 2533 2950 1218 DNIC-ASBLK-00306-00371, US
7018 2467 23070 1756 ATT-INTERNET4, US
4155 2360 171 1433 USDA-1, US
36352 2180 182 981 AS-COLOCROSSING, US
11776 1895 257 214 ATLANTICBB-JOHNSTOWN, US
6167 1745 3451 442 CELLCO-PART, US
209 1682 4890 285 CENTURYLINK-US-LEGACY-QWEST, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 1936 130 50 ALJAWWALSTC-AS, SA
20940 1230 96 982 AKAMAI-ASN1, NL
3215 893 4818 289 France Telecom - Orange, FR
3257 792 2069 694 GTT-BACKBONE GTT, US
62240 745 51 334 CLOUVIDER Clouvider - Global ASN, GB
25019 647 1024 134 SAUDINETSTC-AS, SA
8452 623 1756 123 TE-AS TE-AS, EG
8376 592 54 24 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
212238 537 39 471 CDNEXT, GB
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 5921 1636 819 UNINET, MX
11830 1969 369 64 Instituto Costarricense de Electricidad y
10620 1764 262 1244 Telmex Colombia S.A., CO
3816 1318 771 216 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1104 371 22 Telefonica del Peru S.A.A., PE
26615 1012 2503 53 TIM SA, BR
18881 864 1127 31 TELEFONICA BRASIL S.A, BR
28006 641 77 293 CORPORACION NACIONAL DE TELECOMUNICACIONE
27651 629 90 60 ENTEL CHILE S.A., CL
26599 560 2888 72 TELEFONICA BRASIL S.A, BR
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1501 389 16 LINKdotNET-AS, EG
29571 1098 78 366 ORANGE-COTE-IVOIRE, CI
20011 978 180 282 INTERNET-SOLUTIONS, ZA
24835 797 381 135 RAYA-AS, EG
36992 637 1225 129 ETISALAT-MISR, EG
37069 610 1031 15 MOBINIL, EG
36935 592 522 53 Vodafone-, EG
36914 553 82 3 KENET-AS, KE
36903 391 184 287 MT-MPLS, MA
2018 379 319 71 TENET-1, ZA
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12711 38944 3735 AMAZON-02, US
9808 10149 8753 87 CHINAMOBILE-CN China Mobile Communication
8151 5921 1636 819 UNINET, MX
22773 3375 3017 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
367 2533 2950 1218 DNIC-ASBLK-00306-00371, US
7018 2467 23070 1756 ATT-INTERNET4, US
4155 2360 171 1433 USDA-1, US
36352 2180 182 981 AS-COLOCROSSING, US
11830 1969 369 64 Instituto Costarricense de Electricidad y
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 10149 10062 CHINAMOBILE-CN China Mobile Communications Grou
8151 5921 5102 UNINET, MX
22773 3375 3195 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1969 1905 Instituto Costarricense de Electricidad y Telec
39891 1936 1886 ALJAWWALSTC-AS, SA
11776 1895 1681 ATLANTICBB-JOHNSTOWN, US
24863 1501 1485 LINKdotNET-AS, EG
56041 1539 1461 CMNET-ZHEJIANG-AP China Mobile communications c
56047 1504 1452 CMNET-HUNAN-AP China Mobile communications corp
209 1682 1397 CENTURYLINK-US-LEGACY-QWEST, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/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
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
53966 UNALLOCATED 8.39.98.0/24 3356 LEVEL3, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
22542 UNALLOCATED 8.42.195.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US
399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US
396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:13 /9:10 /10:29 /11:42 /12:149
/13:210 /14:564 /15:1085 /16:7525 /17:3411 /18:4141
/19:7501 /20:12344 /21:14890 /22:27350 /23:27252 /24:150507
/25:48 /26:77 /27:38 /28:17 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3204 5921 UNINET, MX
22773 2514 3375 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2263 12711 AMAZON-02, US
11830 1674 1969 Instituto Costarricense de Electricidad y Telecom., CR
39891 1081 1936 ALJAWWALSTC-AS, SA
10620 992 1764 Telmex Colombia S.A., CO
7018 975 2467 ATT-INTERNET4, US
209 970 1682 CENTURYLINK-US-LEGACY-QWEST, US
19901 912 1127 BRSPD-PUBLIC, US
11776 897 1895 ATLANTICBB-JOHNSTOWN, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:59 2:472 3:566 4:5 5:763 6:152
7:5 8:654 11:171 12:981 13:295 14:114
15:295 16:234 17:5 18:882 20:120 21:4
22:188 23:2319 24:682 27:28 29:19 31:437
32:19 34:11 35:124 36:1229 37:581 38:2087
39:540 40:54 41:1019 42:184 43:165 44:26
45:3799 46:976 47:88 49:23 50:360 51:373
52:1387 54:286 55:1143 56:9 57:19 58:32
59:28 60:16 61:74 62:529 63:761 64:1723
65:1068 66:1501 67:935 68:413 69:1170 70:435
71:205 72:656 74:897 75:428 76:261 77:446
78:312 79:279 80:263 81:365 82:460 83:200
84:311 85:531 86:219 87:255 88:243 89:737
90:95 91:958 92:643 93:437 94:861 95:544
96:241 97:55 98:467 99:157 100:36 101:29
102:326 103:944 104:1146 105:131 106:35 107:1413
108:503 109:375 110:24 111:1914 112:460 113:36
114:44 115:24 116:50 117:1045 118:99 119:112
120:1165 121:40 122:70 123:84 124:51 125:24
128:449 129:279 130:652 131:948 132:556 133:211
134:441 135:114 136:580 137:487 138:1012 139:393
140:695 141:421 142:908 143:733 144:399 145:70
146:630 147:490 148:739 149:633 150:363 151:665
152:578 153:122 154:1486 155:767 156:1376 157:363
158:482 159:667 160:866 161:617 162:938 163:342
164:737 165:756 166:649 167:651 168:1572 169:147
170:1671 171:118 172:1183 173:768 174:229 175:48
176:437 177:1150 178:559 179:835 180:69 181:1850
182:47 183:872 184:442 185:3319 186:2397 187:1137
188:754 189:1550 190:5076 191:486 192:4839 193:1765
194:1150 195:915 196:645 197:1639 198:2551 199:4645
200:4014 201:3319 202:973 203:677 204:2053 205:1975
206:1546 207:1428 208:1274 209:1852 210:313 211:426
212:953 213:731 214:1011 215:36 216:2376 217:444
218:523 219:22 220:25 221:301 222:30 223:732
End of report
More information about the ren-bgp-stats-all
mailing list