[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jan 2 20:17:14 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Thu 02 Jan, 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: 257917
Prefixes after maximum aggregation (per Origin AS): 113843
Deaggregation factor: 2.27
Unique aggregates announced (without unneeded subnets): 136036
Number of IPv4 prefixes with a valid ROA: 113218
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 144680
Total ASes present in the Internet Routing Table: 20484
Prefixes per ASN: 12.59
Origin-only ASes present in the Internet Routing Table: 17581
Origin ASes announcing only one prefix: 7830
Transit ASes present in the Internet Routing Table: 2903
Transit-only ASes present in the Internet Routing Table: 756
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: 319
Number of instances of unregistered ASNs: 320
Number of 32-bit ASNs allocated by the RIRs: 46003
Number of 32-bit ASNs visible in the Routing Table: 7943
Prefixes from 32-bit ASNs in the Routing Table: 29547
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: 147
Number of addresses announced to Internet: 1569196029
Equivalent to 93 /8s, 136 /16s and 7 /24s
Percentage of available address space announced: 42.4
Percentage of allocated address space announced: 42.4
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: 81880
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31543
Total APNIC prefixes after maximum aggregation: 7709
APNIC Deaggregation factor: 4.09
Prefixes being announced from the APNIC address blocks: 30549
Unique aggregates announced from the APNIC address blocks: 8299
APNIC Region origin ASes present in the Internet Routing Table: 1147
APNIC Prefixes per ASN: 26.63
APNIC Region origin ASes announcing only one prefix: 442
APNIC Region transit ASes present in the Internet Routing Table: 222
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 26
Number of APNIC region 32-bit ASNs visible in the Routing Table: 490
Number of APNIC addresses announced to Internet: 173355628
Equivalent to 10 /8s, 85 /16s and 50 /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: 118424
Total ARIN prefixes after maximum aggregation: 61309
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116717
Unique aggregates announced from the ARIN address blocks: 61454
ARIN Region origin ASes present in the Internet Routing Table: 9037
ARIN Prefixes per ASN: 12.92
ARIN Region origin ASes announcing only one prefix: 3768
ARIN Region transit ASes present in the Internet Routing Table: 840
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: 2031
Number of ARIN addresses announced to Internet: 951640961
Equivalent to 56 /8s, 184 /16s and 227 /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: 48235
Total RIPE prefixes after maximum aggregation: 26602
RIPE Deaggregation factor: 1.81
Prefixes being announced from the RIPE address blocks: 49645
Unique aggregates announced from the RIPE address blocks: 36714
RIPE Region origin ASes present in the Internet Routing Table: 4836
RIPE Prefixes per ASN: 10.27
RIPE Region origin ASes announcing only one prefix: 2058
RIPE Region transit ASes present in the Internet Routing Table: 715
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1902
Number of RIPE addresses announced to Internet: 305428688
Equivalent to 18 /8s, 52 /16s and 120 /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: 48787
Total LACNIC prefixes after maximum aggregation: 14960
LACNIC Deaggregation factor: 3.26
Prefixes being announced from the LACNIC address blocks: 47578
Unique aggregates announced from the LACNIC address blocks: 22956
LACNIC Region origin ASes present in the Internet Routing Table: 4263
LACNIC Prefixes per ASN: 11.16
LACNIC Region origin ASes announcing only one prefix: 1434
LACNIC Region transit ASes present in the Internet Routing Table: 899
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: 3363
Number of LACNIC addresses announced to Internet: 98587968
Equivalent to 5 /8s, 224 /16s and 85 /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: 10609
Total AfriNIC prefixes after maximum aggregation: 3041
AfriNIC Deaggregation factor: 3.49
Prefixes being announced from the AfriNIC address blocks: 13281
Unique aggregates announced from the AfriNIC address blocks: 6492
AfriNIC Region origin ASes present in the Internet Routing Table: 312
AfriNIC Prefixes per ASN: 42.57
AfriNIC Region origin ASes announcing only one prefix: 128
AfriNIC Region transit ASes present in the Internet Routing Table: 84
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: 157
Number of AfriNIC addresses announced to Internet: 40119296
Equivalent to 2 /8s, 100 /16s and 44 /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 9912 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1562 803 178 CMNET-JIANGSU-AP China Mobile communicati
56041 1495 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
56047 1495 192 52 CMNET-HUNAN-AP China Mobile communication
24547 831 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 640 2202 465 SINET-AS Research Organization of Informa
17676 518 9871 160 GIGAINFRA SoftBank Corp., JP
56040 481 488 104 CMNET-GUANGDONG-AP China Mobile communica
24445 468 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic
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 12480 37786 3185 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 3225 23511 2053 ATT-INTERNET4, US
367 2509 3015 1190 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2293 163 1408 USDA-1, US
36352 1911 163 804 AS-COLOCROSSING, US
11776 1885 257 219 ATLANTICBB-JOHNSTOWN, US
6167 1747 3403 441 CELLCO-PART, US
209 1667 4895 293 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 1872 126 49 ALJAWWALSTC-AS, SA
20940 1238 97 999 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 795 2073 696 GTT-BACKBONE GTT, US
8452 669 1842 17 TE-AS TE-AS, EG
25019 604 997 136 SAUDINETSTC-AS, SA
8376 586 55 26 Jordan Data Communications, JO
3320 574 8321 486 DTAG Internet service provider operations
51167 566 112 249 CONTABO, DE
62240 507 36 343 CLOUVIDER Clouvider - Global ASN, 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 5639 1580 810 UNINET, MX
11830 1995 369 64 Instituto Costarricense de Electricidad y
10620 1688 252 1198 Telmex Colombia S.A., CO
3816 1327 777 209 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1116 371 22 Telefonica del Peru S.A.A., PE
26615 1001 2503 53 TIM SA, BR
18881 870 1128 28 TELEFONICA BRASIL S.A, BR
27651 724 106 49 ENTEL CHILE S.A., CL
28006 650 77 295 CORPORACION NACIONAL DE TELECOMUNICACIONE
13999 551 91 233 Mega Cable, S.A. de C.V., MX
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 1560 389 18 LINKdotNET-AS, EG
20011 967 179 271 INTERNET-SOLUTIONS, ZA
24835 768 368 132 RAYA-AS, EG
37069 665 1031 14 MOBINIL, EG
29571 634 54 305 ORANGE-COTE-IVOIRE, CI
36992 606 1040 255 ETISALAT-MISR, EG
36935 546 119 166 Vodafone-, EG
36914 541 82 3 KENET-AS, KE
36903 447 210 308 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 12480 37786 3185 AMAZON-02, US
9808 9912 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 5639 1580 810 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
7018 3225 23511 2053 ATT-INTERNET4, US
367 2509 3015 1190 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2293 163 1408 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1911 163 804 AS-COLOCROSSING, US
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 9912 9826 CHINAMOBILE-CN China Mobile Communications Grou
8151 5639 4829 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2467 1759 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1885 1666 ATLANTICBB-JOHNSTOWN, US
24863 1560 1542 LINKdotNET-AS, EG
56047 1495 1443 CMNET-HUNAN-AP China Mobile communications corp
56041 1495 1417 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1562 1384 CMNET-JIANGSU-AP China Mobile communications co
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
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
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
21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4, US
33684 UNALLOCATED 12.37.144.0/24 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 /10:34 /11:40 /12:149
/13:210 /14:565 /15:1117 /16:7638 /17:3458 /18:4114
/19:7495 /20:12208 /21:15004 /22:27653 /23:27408 /24:150605
/25:43 /26:68 /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 3026 5639 UNINET, MX
16509 2240 12480 AMAZON-02, US
22773 1867 2467 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
7018 1468 3225 ATT-INTERNET4, US
39891 1017 1872 ALJAWWALSTC-AS, SA
209 947 1667 CENTURYLINK-US-LEGACY-QWEST, US
10620 941 1688 Telmex Colombia S.A., CO
19901 903 1095 BRSPD-PUBLIC, US
11776 893 1885 ATLANTICBB-JOHNSTOWN, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:61 2:480 3:534 4:5 5:820 6:152
7:5 8:661 11:171 12:982 13:304 14:143
15:294 16:234 17:5 18:874 20:152 21:4
22:188 23:2322 24:678 27:32 29:19 31:416
32:19 34:7 35:100 36:1214 37:576 38:2020
39:526 40:52 41:1047 42:216 43:176 44:31
45:3816 46:929 47:88 49:19 50:356 51:369
52:1390 54:294 55:1024 56:8 57:16 58:31
59:25 60:16 61:76 62:548 63:771 64:1737
65:1100 66:1504 67:927 68:519 69:1128 70:301
71:209 72:589 74:896 75:432 76:249 77:404
78:295 79:285 80:324 81:371 82:362 83:204
84:355 85:526 86:225 87:227 88:251 89:814
90:96 91:1114 92:623 93:462 94:848 95:528
96:216 97:50 98:456 99:162 100:36 101:25
102:346 103:974 104:1038 105:158 106:39 107:1410
108:478 109:396 110:59 111:1877 112:448 113:40
114:63 115:23 116:53 117:989 118:175 119:143
120:1151 121:41 122:126 123:149 124:52 125:22
128:437 129:298 130:662 131:928 132:569 133:211
134:465 135:113 136:577 137:562 138:1007 139:401
140:686 141:455 142:903 143:667 144:403 145:91
146:636 147:480 148:714 149:647 150:367 151:665
152:662 153:134 154:1086 155:757 156:1276 157:375
158:480 159:666 160:657 161:594 162:917 163:401
164:742 165:802 166:604 167:645 168:1506 169:144
170:1600 171:103 172:1152 173:758 174:231 175:44
176:429 177:1160 178:541 179:810 180:75 181:1909
182:49 183:866 184:449 185:3394 186:2315 187:1112
188:800 189:1419 190:5021 191:483 192:4915 193:1876
194:1321 195:991 196:759 197:1694 198:2584 199:4624
200:3883 201:3248 202:1049 203:684 204:2055 205:2008
206:1609 207:1445 208:1265 209:1923 210:312 211:427
212:1017 213:843 214:1012 215:42 216:2449 217:449
218:521 219:22 220:31 221:301 222:29 223:709
End of report
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