[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Jan 14 20:17:08 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Tue 14 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: 255477
Prefixes after maximum aggregation (per Origin AS): 112224
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 134993
Number of IPv4 prefixes with a valid ROA: 112729
Number of IPv4 prefixes with an invalid ROA: 20
Number of IPv4 prefixes with no ROA: 142728
Total ASes present in the Internet Routing Table: 20014
Prefixes per ASN: 12.76
Origin-only ASes present in the Internet Routing Table: 17156
Origin ASes announcing only one prefix: 7657
Transit ASes present in the Internet Routing Table: 2858
Transit-only ASes present in the Internet Routing Table: 747
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: 27
Max AS path prepend of ASN (206707) 21
Prefixes from unregistered ASNs in the Routing Table: 320
Number of instances of unregistered ASNs: 321
Number of 32-bit ASNs allocated by the RIRs: 46038
Number of 32-bit ASNs visible in the Routing Table: 7792
Prefixes from 32-bit ASNs in the Routing Table: 29370
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: 152
Number of addresses announced to Internet: 1531203325
Equivalent to 91 /8s, 68 /16s and 78 /24s
Percentage of available address space announced: 41.4
Percentage of allocated address space announced: 41.4
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: 80067
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31921
Total APNIC prefixes after maximum aggregation: 7793
APNIC Deaggregation factor: 4.10
Prefixes being announced from the APNIC address blocks: 30650
Unique aggregates announced from the APNIC address blocks: 8219
APNIC Region origin ASes present in the Internet Routing Table: 1130
APNIC Prefixes per ASN: 27.12
APNIC Region origin ASes announcing only one prefix: 431
APNIC Region transit ASes present in the Internet Routing Table: 215
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 486
Number of APNIC addresses announced to Internet: 173291884
Equivalent to 10 /8s, 84 /16s and 57 /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: 117996
Total ARIN prefixes after maximum aggregation: 61303
ARIN Deaggregation factor: 1.92
Prefixes being announced from the ARIN address blocks: 116273
Unique aggregates announced from the ARIN address blocks: 61758
ARIN Region origin ASes present in the Internet Routing Table: 9088
ARIN Prefixes per ASN: 12.79
ARIN Region origin ASes announcing only one prefix: 3820
ARIN Region transit ASes present in the Internet Routing Table: 847
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: 2051
Number of ARIN addresses announced to Internet: 956338817
Equivalent to 57 /8s, 0 /16s and 146 /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: 45443
Total RIPE prefixes after maximum aggregation: 24916
RIPE Deaggregation factor: 1.82
Prefixes being announced from the RIPE address blocks: 46888
Unique aggregates announced from the RIPE address blocks: 35009
RIPE Region origin ASes present in the Internet Routing Table: 4381
RIPE Prefixes per ASN: 10.70
RIPE Region origin ASes announcing only one prefix: 1825
RIPE Region transit ASes present in the Internet Routing Table: 662
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: 1759
Number of RIPE addresses announced to Internet: 262981328
Equivalent to 15 /8s, 172 /16s and 198 /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: 49201
Total LACNIC prefixes after maximum aggregation: 14960
LACNIC Deaggregation factor: 3.29
Prefixes being announced from the LACNIC address blocks: 48049
Unique aggregates announced from the LACNIC address blocks: 22940
LACNIC Region origin ASes present in the Internet Routing Table: 4241
LACNIC Prefixes per ASN: 11.33
LACNIC Region origin ASes announcing only one prefix: 1455
LACNIC Region transit ASes present in the Internet Routing Table: 904
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: 3346
Number of LACNIC addresses announced to Internet: 99285568
Equivalent to 5 /8s, 234 /16s and 250 /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: 10596
Total AfriNIC prefixes after maximum aggregation: 3027
AfriNIC Deaggregation factor: 3.50
Prefixes being announced from the AfriNIC address blocks: 13465
Unique aggregates announced from the AfriNIC address blocks: 6942
AfriNIC Region origin ASes present in the Internet Routing Table: 294
AfriNIC Prefixes per ASN: 45.80
AfriNIC Region origin ASes announcing only one prefix: 126
AfriNIC Region transit ASes present in the Internet Routing Table: 80
Average AfriNIC Region AS path length visible: 6.6
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 150
Number of AfriNIC addresses announced to Internet: 39239424
Equivalent to 2 /8s, 86 /16s and 191 /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 10105 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1565 803 179 CMNET-JIANGSU-AP China Mobile communicati
56047 1504 192 52 CMNET-HUNAN-AP China Mobile communication
56041 1494 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
24547 833 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 642 2202 464 SINET-AS Research Organization of Informa
17561 594 38 350 LCS-AS-AP LARUS Limited, HK
17676 518 9871 160 GIGAINFRA SoftBank Corp., JP
24445 469 497 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 12602 38899 3297 AMAZON-02, US
749 3261 54895 2508 DNIC-AS-00749, US
367 2516 3015 1205 DNIC-ASBLK-00306-00371, US
7018 2502 23068 1776 ATT-INTERNET4, US
22773 2468 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2309 164 1402 USDA-1, US
36352 1967 169 860 AS-COLOCROSSING, US
11776 1887 257 216 ATLANTICBB-JOHNSTOWN, US
6167 1750 3407 440 CELLCO-PART, US
209 1665 4895 292 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 1269 99 1015 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 794 2069 695 GTT-BACKBONE GTT, US
8452 626 1756 123 TE-AS TE-AS, EG
25019 605 1007 132 SAUDINETSTC-AS, SA
8376 587 54 25 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
62240 507 36 343 CLOUVIDER Clouvider - Global ASN, GB
212238 505 36 447 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 6007 1693 795 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 1113 371 22 Telefonica del Peru S.A.A., PE
26615 1003 2503 53 TIM SA, BR
18881 867 1128 28 TELEFONICA BRASIL S.A, BR
27651 723 106 50 ENTEL CHILE S.A., CL
28006 650 77 295 CORPORACION NACIONAL DE TELECOMUNICACIONE
13999 552 91 234 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 1563 389 18 LINKdotNET-AS, EG
29571 1080 77 421 ORANGE-COTE-IVOIRE, CI
20011 967 179 271 INTERNET-SOLUTIONS, ZA
24835 769 376 133 RAYA-AS, EG
37069 607 1031 15 MOBINIL, EG
36992 585 982 267 ETISALAT-MISR, EG
36935 569 125 178 Vodafone-, EG
36914 544 82 3 KENET-AS, KE
36903 447 210 308 MT-MPLS, MA
2018 380 319 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 12602 38899 3297 AMAZON-02, US
9808 10105 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 6007 1693 795 UNINET, MX
749 3261 54895 2508 DNIC-AS-00749, US
367 2516 3015 1205 DNIC-ASBLK-00306-00371, US
7018 2502 23068 1776 ATT-INTERNET4, US
22773 2468 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2309 164 1402 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1967 169 860 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 10105 10019 CHINAMOBILE-CN China Mobile Communications Grou
8151 6007 5212 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2468 1760 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1887 1671 ATLANTICBB-JOHNSTOWN, US
24863 1563 1545 LINKdotNET-AS, EG
56047 1504 1452 CMNET-HUNAN-AP China Mobile communications corp
56041 1494 1416 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1565 1386 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
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
23.132.84.0/24 Origin: 7018 ATT-INTERNET4, US
23.132.84.0/24 Transit: 2914 NTT-LTD-2914, US
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
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 /11:37 /12:145
/13:208 /14:558 /15:1092 /16:7591 /17:3402 /18:4052
/19:7464 /20:12141 /21:14867 /22:27308 /23:27044 /24:149322
/25:43 /26:68 /27:36 /28:17 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3191 6007 UNINET, MX
16509 2257 12602 AMAZON-02, US
22773 1869 2468 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
39891 1017 1872 ALJAWWALSTC-AS, SA
7018 989 2502 ATT-INTERNET4, US
209 946 1665 CENTURYLINK-US-LEGACY-QWEST, US
10620 941 1688 Telmex Colombia S.A., CO
19901 906 1106 BRSPD-PUBLIC, US
11776 895 1887 ATLANTICBB-JOHNSTOWN, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:60 2:493 3:542 4:5 5:784 6:152
7:5 8:663 11:171 12:979 13:299 14:112
15:294 16:234 17:5 18:875 20:152 21:4
22:188 23:2350 24:741 27:36 29:19 31:399
32:22 34:7 35:103 36:1218 37:549 38:2038
39:525 40:52 41:1018 42:209 43:184 44:31
45:3734 46:904 47:87 49:28 50:356 51:374
52:1386 54:286 55:1015 56:8 57:15 58:4
59:31 60:16 61:77 62:542 63:770 64:1737
65:1098 66:1513 67:926 68:415 69:1161 70:300
71:205 72:577 74:896 75:433 76:253 77:366
78:300 79:281 80:267 81:349 82:365 83:202
84:318 85:466 86:218 87:221 88:263 89:591
90:66 91:971 92:631 93:436 94:852 95:532
96:219 97:63 98:369 99:163 100:36 101:28
102:329 103:967 104:1084 105:94 106:39 107:1413
108:487 109:371 110:63 111:1894 112:457 113:43
114:52 115:26 116:57 117:1050 118:180 119:154
120:1158 121:40 122:123 123:149 124:54 125:22
128:447 129:297 130:659 131:919 132:560 133:211
134:469 135:112 136:555 137:543 138:992 139:386
140:694 141:334 142:911 143:664 144:403 145:74
146:638 147:484 148:749 149:631 150:363 151:699
152:693 153:130 154:1230 155:760 156:1376 157:370
158:481 159:655 160:827 161:639 162:922 163:388
164:718 165:815 166:606 167:644 168:1516 169:150
170:1622 171:100 172:1151 173:792 174:229 175:47
176:394 177:1141 178:483 179:807 180:104 181:1901
182:45 183:873 184:453 185:3196 186:2383 187:1123
188:768 189:1476 190:5055 191:478 192:4931 193:1694
194:1134 195:891 196:746 197:1620 198:2589 199:4593
200:4008 201:3260 202:1039 203:685 204:2071 205:1880
206:1662 207:1460 208:1287 209:1938 210:313 211:427
212:977 213:703 214:1009 215:36 216:2428 217:433
218:522 219:21 220:31 221:301 222:30 223:724
End of report
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