[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 29 20:16:31 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Thu 29 Feb, 2024
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: 183923
Prefixes after maximum aggregation (per Origin AS): 80577
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 101579
Number of IPv4 prefixes with a valid ROA: 68904
Number of IPv4 prefixes with an invalid ROA: 23
Number of IPv4 prefixes with no ROA: 114996
Total ASes present in the Internet Routing Table: 15429
Prefixes per ASN: 11.92
Origin-only ASes present in the Internet Routing Table: 13338
Origin ASes announcing only one prefix: 6078
Transit ASes present in the Internet Routing Table: 2091
Transit-only ASes present in the Internet Routing Table: 574
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 28
Max AS path prepend of ASN ( 11816) 21
Prefixes from unregistered ASNs in the Routing Table: 221
Number of instances of unregistered ASNs: 221
Number of 32-bit ASNs allocated by the RIRs: 43719
Number of 32-bit ASNs visible in the Routing Table: 5528
Prefixes from 32-bit ASNs in the Routing Table: 18472
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 81
Number of addresses announced to Internet: 1035783737
Equivalent to 61 /8s, 188 /16s and 206 /24s
Percentage of available address space announced: 28.0
Percentage of allocated address space announced: 28.0
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: 53554
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 29514
Total APNIC prefixes after maximum aggregation: 6891
APNIC Deaggregation factor: 4.28
Prefixes being announced from the APNIC address blocks: 29250
Unique aggregates announced from the APNIC address blocks: 8176
APNIC Region origin ASes present in the Internet Routing Table: 1121
APNIC Prefixes per ASN: 26.09
APNIC Region origin ASes announcing only one prefix: 452
APNIC Region transit ASes present in the Internet Routing Table: 188
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 492
Number of APNIC addresses announced to Internet: 171888008
Equivalent to 10 /8s, 62 /16s and 205 /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: 82386
Total ARIN prefixes after maximum aggregation: 44963
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 81248
Unique aggregates announced from the ARIN address blocks: 50618
ARIN Region origin ASes present in the Internet Routing Table: 7198
ARIN Prefixes per ASN: 11.29
ARIN Region origin ASes announcing only one prefix: 3073
ARIN Region transit ASes present in the Internet Routing Table: 642
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1461
Number of ARIN addresses announced to Internet: 605605601
Equivalent to 36 /8s, 24 /16s and 206 /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, 393216-401308
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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 34935
Total RIPE prefixes after maximum aggregation: 16522
RIPE Deaggregation factor: 2.11
Prefixes being announced from the RIPE address blocks: 35496
Unique aggregates announced from the RIPE address blocks: 23792
RIPE Region origin ASes present in the Internet Routing Table: 3245
RIPE Prefixes per ASN: 10.94
RIPE Region origin ASes announcing only one prefix: 1392
RIPE Region transit ASes present in the Internet Routing Table: 501
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1190
Number of RIPE addresses announced to Internet: 155773392
Equivalent to 9 /8s, 72 /16s and 233 /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,
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: 31910
Total LACNIC prefixes after maximum aggregation: 10111
LACNIC Deaggregation factor: 3.16
Prefixes being announced from the LACNIC address blocks: 31669
Unique aggregates announced from the LACNIC address blocks: 15724
LACNIC Region origin ASes present in the Internet Routing Table: 2990
LACNIC Prefixes per ASN: 10.59
LACNIC Region origin ASes announcing only one prefix: 1075
LACNIC Region transit ASes present in the Internet Routing Table: 589
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2285
Number of LACNIC addresses announced to Internet: 73191936
Equivalent to 4 /8s, 92 /16s and 210 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 4957
Total AfriNIC prefixes after maximum aggregation: 1907
AfriNIC Deaggregation factor: 2.60
Prefixes being announced from the AfriNIC address blocks: 6179
Unique aggregates announced from the AfriNIC address blocks: 3190
AfriNIC Region origin ASes present in the Internet Routing Table: 209
AfriNIC Prefixes per ASN: 29.56
AfriNIC Region origin ASes announcing only one prefix: 86
AfriNIC Region transit ASes present in the Internet Routing Table: 62
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 100
Number of AfriNIC addresses announced to Internet: 29277440
Equivalent to 1 /8s, 190 /16s and 189 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9680 8739 51 CHINAMOBILE-CN China Mobile Communicati
56047 1518 188 34 CMNET-HUNAN-AP China Mobile communicati
56046 1450 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1436 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 783 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
7497 441 180 23 CSTNET-AS-AP Computer Network Informati
56040 435 488 106 CMNET-GUANGDONG-AP China Mobile communi
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 9669 11262 3347 AMAZON-02, US
749 3183 54927 2435 DNIC-AS-00749, US
367 2893 3648 1408 DNIC-ASBLK-00306-00371, US
11776 1856 256 219 ATLANTICBB-JOHNSTOWN, US
209 1708 4899 321 CENTURYLINK-US-LEGACY-QWEST, US
5972 1465 394 645 DNIC-ASBLK-05800-06055, US
4155 1294 84 1016 USDA-1, US
7979 993 66 197 SERVERS-COM, US
855 960 255 83 CANET-ASN-4, CA
16625 920 428 847 AKAMAI-AS, 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 4754 286 59 ALJAWWALSTC-AS, SA
20940 1324 111 1075 AKAMAI-ASN1, NL
3215 898 4811 302 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 721 60 22 Jordan Data Communications, JO
8452 586 1841 11 TE-AS TE-AS, EG
35819 472 481 52 MOBILY-AS Etihad Etisalat Company Mobil
51167 436 79 184 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
34984 416 61 342 TELLCOM-AS, TR
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 5347 1548 933 UNINET, MX
3816 1310 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1088 369 22 Telefonica del Peru S.A.A., PE
11830 1041 324 5 Instituto Costarricense de Electricidad
18881 989 1120 28 TELEFONICA BRASIL S.A, BR
11664 593 108 226 Techtel LMDS Comunicaciones Interactiva
26599 570 2941 45 TELEFONICA BRASIL S.A, BR
10620 515 69 430 Telmex Colombia S.A., CO
13999 481 70 207 Mega Cable, S.A. de C.V., MX
28343 307 58 93 UNIFIQUE TELECOMUNICACOES SA, 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 678 240 185 LINKdotNET-AS, EG
29571 476 35 243 ORANGE-COTE-IVOIRE, CI
36992 473 671 290 ETISALAT-MISR, EG
2018 381 319 71 TENET-1, ZA
36935 267 67 80 Vodafone-, EG
36914 202 82 3 KENET-AS, KE
24835 201 217 101 RAYA-AS, EG
327687 163 28 3 RENU, UG
37492 156 471 44 ORANGE-, TN
37693 145 595 51 TUNISIANA, TN
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
9808 9680 8739 51 CHINAMOBILE-CN China Mobile Communicati
16509 9669 11262 3347 AMAZON-02, US
8151 5347 1548 933 UNINET, MX
39891 4754 286 59 ALJAWWALSTC-AS, SA
749 3183 54927 2435 DNIC-AS-00749, US
367 2893 3648 1408 DNIC-ASBLK-00306-00371, US
11776 1856 256 219 ATLANTICBB-JOHNSTOWN, US
209 1708 4899 321 CENTURYLINK-US-LEGACY-QWEST, US
56047 1518 188 34 CMNET-HUNAN-AP China Mobile communicati
5972 1465 394 645 DNIC-ASBLK-05800-06055, 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
16509 9669 6322 AMAZON-02, US
39891 4754 4695 ALJAWWALSTC-AS, SA
8151 5347 4414 UNINET, MX
11776 1856 1637 ATLANTICBB-JOHNSTOWN, US
367 2893 1485 DNIC-ASBLK-00306-00371, US
56047 1518 1484 CMNET-HUNAN-AP China Mobile communications corp
209 1708 1387 CENTURYLINK-US-LEGACY-QWEST, US
56041 1436 1363 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1450 1340 CMNET-JIANGSU-AP China Mobile communications co
3816 1310 1113 COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US
30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.231.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.235.0/24 7018 ATT-INTERNET4, US
13342 UNALLOCATED 12.180.92.0/22 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 1835 FSKNET-DK Forskningsnettet - Danish network for
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
41.77.208.0/22 Origin: 37475 RESERVED, ZZ
41.77.208.0/22 Transit: 15964 CAMNET-AS, CM
41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US
41.78.204.0/22 Origin: 37475 RESERVED, ZZ
41.78.204.0/22 Transit: 15964 CAMNET-AS, CM
41.79.128.0/22 Origin: 37475 RESERVED, ZZ
41.79.128.0/22 Transit: 15964 CAMNET-AS, CM
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 /8:11 /9:4 /10:14 /11:27 /12:73
/13:111 /14:336 /15:671 /16:5363 /17:2527 /18:2593
/19:5365 /20:8676 /21:11071 /22:19641 /23:20203 /24:107009
/25:53 /26:50 /27:66 /28:19 /29:21 /30:14
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3436 4754 ALJAWWALSTC-AS, SA
8151 2936 5347 UNINET, MX
16509 2045 9669 AMAZON-02, US
209 964 1708 CENTURYLINK-US-LEGACY-QWEST, US
11776 893 1856 ATLANTICBB-JOHNSTOWN, US
11830 882 1041 Instituto Costarricense de Electricidad y Telec
6147 686 1088 Telefonica del Peru S.A.A., PE
19901 685 824 BRSPD-PUBLIC, US
8376 564 721 Jordan Data Communications, JO
7979 446 993 SERVERS-COM, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:8 2:453 3:273 5:1083 6:148 7:5
8:618 11:171 12:259 13:331 14:101 15:280
16:174 17:6 18:687 20:30 21:4 22:188
23:1850 24:392 25:2 27:22 29:19 31:144
32:1 34:3 35:53 36:1114 37:557 38:856
39:523 40:8 41:547 42:23 43:179 44:34
45:2294 46:555 47:99 49:10 50:250 51:473
52:1354 54:273 55:888 57:16 58:5 59:39
60:19 61:64 62:354 63:468 64:1506 65:815
66:1256 67:677 68:161 69:713 70:150 71:192
72:353 74:721 75:392 76:204 77:271 78:516
79:163 80:171 81:166 82:173 83:94 84:186
85:315 86:148 87:146 88:102 89:462 90:97
91:517 92:391 93:764 94:488 95:1082 96:165
97:30 98:125 99:147 100:22 101:25 102:185
103:1046 104:677 105:130 106:2 107:229 108:295
109:211 110:28 111:1800 112:449 113:41 114:31
115:10 116:39 117:951 118:51 119:95 120:1104
121:36 122:112 123:20 124:57 125:35 128:431
129:279 130:510 131:775 132:505 133:264 134:321
135:68 136:361 137:441 138:717 139:412 140:568
141:320 142:698 143:572 144:327 145:67 146:481
147:319 148:581 149:500 150:282 151:539 152:376
153:124 154:449 155:678 156:310 157:230 158:314
159:527 160:625 161:417 162:690 163:293 164:586
165:371 166:104 167:375 168:935 169:153 170:1212
171:62 172:890 173:616 174:108 175:38 176:413
177:735 178:327 179:484 180:51 181:975 182:10
183:853 184:202 185:2169 186:1030 187:747 188:481
189:1072 190:2937 191:199 192:3676 193:1225 194:773
195:557 196:497 197:508 198:1903 199:3097 200:2731
201:2569 202:969 203:613 204:1756 205:1648 206:1130
207:1046 208:992 209:1386 210:343 211:422 212:617
213:593 214:1065 215:37 216:1693 217:291 218:515
219:29 220:31 221:294 222:23 223:627
End of report
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