[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Apr 20 20:16:29 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Sat 20 Apr, 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: 186366
Prefixes after maximum aggregation (per Origin AS): 81531
Deaggregation factor: 2.29
Unique aggregates announced (without unneeded subnets): 101246
Number of IPv4 prefixes with a valid ROA: 71778
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 114569
Total ASes present in the Internet Routing Table: 15828
Prefixes per ASN: 11.77
Origin-only ASes present in the Internet Routing Table: 13683
Origin ASes announcing only one prefix: 6258
Transit ASes present in the Internet Routing Table: 2145
Transit-only ASes present in the Internet Routing Table: 583
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: 26
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 225
Number of instances of unregistered ASNs: 225
Number of 32-bit ASNs allocated by the RIRs: 44213
Number of 32-bit ASNs visible in the Routing Table: 5732
Prefixes from 32-bit ASNs in the Routing Table: 19172
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: 94
Number of addresses announced to Internet: 1115398817
Equivalent to 66 /8s, 123 /16s and 162 /24s
Percentage of available address space announced: 30.1
Percentage of allocated address space announced: 30.1
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: 53574
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 30295
Total APNIC prefixes after maximum aggregation: 7096
APNIC Deaggregation factor: 4.27
Prefixes being announced from the APNIC address blocks: 29942
Unique aggregates announced from the APNIC address blocks: 8259
APNIC Region origin ASes present in the Internet Routing Table: 1143
APNIC Prefixes per ASN: 26.20
APNIC Region origin ASes announcing only one prefix: 458
APNIC Region transit ASes present in the Internet Routing Table: 200
Average APNIC Region AS path length visible: 6.2
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 491
Number of APNIC addresses announced to Internet: 199150960
Equivalent to 11 /8s, 222 /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: 84876
Total ARIN prefixes after maximum aggregation: 46261
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 83426
Unique aggregates announced from the ARIN address blocks: 51155
ARIN Region origin ASes present in the Internet Routing Table: 7295
ARIN Prefixes per ASN: 11.44
ARIN Region origin ASes announcing only one prefix: 3148
ARIN Region transit ASes present in the Internet Routing Table: 628
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: 1492
Number of ARIN addresses announced to Internet: 650579809
Equivalent to 38 /8s, 199 /16s and 15 /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, 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: 35185
Total RIPE prefixes after maximum aggregation: 16577
RIPE Deaggregation factor: 2.12
Prefixes being announced from the RIPE address blocks: 36026
Unique aggregates announced from the RIPE address blocks: 23726
RIPE Region origin ASes present in the Internet Routing Table: 3413
RIPE Prefixes per ASN: 10.56
RIPE Region origin ASes announcing only one prefix: 1478
RIPE Region transit ASes present in the Internet Routing Table: 532
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1262
Number of RIPE addresses announced to Internet: 161630416
Equivalent to 9 /8s, 162 /16s and 72 /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: 31306
Total LACNIC prefixes after maximum aggregation: 9901
LACNIC Deaggregation factor: 3.16
Prefixes being announced from the LACNIC address blocks: 31007
Unique aggregates announced from the LACNIC address blocks: 15427
LACNIC Region origin ASes present in the Internet Routing Table: 3084
LACNIC Prefixes per ASN: 10.05
LACNIC Region origin ASes announcing only one prefix: 1080
LACNIC Region transit ASes present in the Internet Routing Table: 618
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: 2380
Number of LACNIC addresses announced to Internet: 72024576
Equivalent to 4 /8s, 75 /16s and 2 /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: 4479
Total AfriNIC prefixes after maximum aggregation: 1511
AfriNIC Deaggregation factor: 2.96
Prefixes being announced from the AfriNIC address blocks: 5871
Unique aggregates announced from the AfriNIC address blocks: 2587
AfriNIC Region origin ASes present in the Internet Routing Table: 214
AfriNIC Prefixes per ASN: 27.43
AfriNIC Region origin ASes announcing only one prefix: 94
AfriNIC Region transit ASes present in the Internet Routing Table: 61
Average AfriNIC Region AS path length visible: 5.6
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 107
Number of AfriNIC addresses announced to Internet: 31956480
Equivalent to 1 /8s, 231 /16s and 158 /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 9691 8743 63 CHINAMOBILE-CN China Mobile Communicati
56047 1504 192 47 CMNET-HUNAN-AP China Mobile communicati
56046 1487 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1448 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
17676 730 10656 150 GIGAINFRA SoftBank Corp., JP
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
56040 449 489 108 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 9838 11364 3471 AMAZON-02, US
749 3201 54912 2453 DNIC-AS-00749, US
367 2831 3550 1351 DNIC-ASBLK-00306-00371, US
11776 1856 256 220 ATLANTICBB-JOHNSTOWN, US
209 1703 4898 314 CENTURYLINK-US-LEGACY-QWEST, US
4155 1637 105 1179 USDA-1, US
5972 1400 393 639 DNIC-ASBLK-05800-06055, US
7979 1001 66 199 SERVERS-COM, US
855 960 255 82 CANET-ASN-4, CA
14618 897 4164 678 AMAZON-AES, 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 4758 286 60 ALJAWWALSTC-AS, SA
20940 1314 111 1070 AKAMAI-ASN1, NL
3215 900 4830 293 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 723 60 21 Jordan Data Communications, JO
8452 525 1841 10 TE-AS TE-AS, EG
51167 500 96 207 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
13046 393 34 5 ASN-ISKON, HR
57878 380 31 187 PRAGER-IT, AT
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 5004 1300 865 UNINET, MX
3816 1313 788 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1103 369 22 Telefonica del Peru S.A.A., PE
11830 1043 324 5 Instituto Costarricense de Electricidad
18881 920 1128 28 TELEFONICA BRASIL S.A, BR
11664 589 103 223 Techtel LMDS Comunicaciones Interactiva
26599 570 2961 47 TELEFONICA BRASIL S.A, BR
10620 499 64 420 Telmex Colombia S.A., CO
13999 484 68 209 Mega Cable, S.A. de C.V., MX
27843 229 20 33 WIN EMPRESAS S.A.C., PE
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 632 238 189 LINKdotNET-AS, EG
24835 423 365 30 RAYA-AS, EG
2018 380 319 71 TENET-1, ZA
36992 364 577 252 ETISALAT-MISR, EG
36935 325 518 27 Vodafone-, EG
36914 197 82 3 KENET-AS, KE
37282 157 20 54 MAINONE, NG
37492 156 471 44 ORANGE-, TN
37693 145 595 51 TUNISIANA, TN
15706 110 12 26 Sudatel, SD
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 9838 11364 3471 AMAZON-02, US
9808 9691 8743 63 CHINAMOBILE-CN China Mobile Communicati
8151 5004 1300 865 UNINET, MX
39891 4758 286 60 ALJAWWALSTC-AS, SA
749 3201 54912 2453 DNIC-AS-00749, US
367 2831 3550 1351 DNIC-ASBLK-00306-00371, US
11776 1856 256 220 ATLANTICBB-JOHNSTOWN, US
209 1703 4898 314 CENTURYLINK-US-LEGACY-QWEST, US
4155 1637 105 1179 USDA-1, US
56047 1504 192 47 CMNET-HUNAN-AP China Mobile communicati
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 9691 9628 CHINAMOBILE-CN China Mobile Communications Grou
39891 4758 4698 ALJAWWALSTC-AS, SA
8151 5004 4139 UNINET, MX
11776 1856 1636 ATLANTICBB-JOHNSTOWN, US
367 2831 1480 DNIC-ASBLK-00306-00371, US
56047 1504 1457 CMNET-HUNAN-AP China Mobile communications corp
209 1703 1389 CENTURYLINK-US-LEGACY-QWEST, US
56046 1487 1377 CMNET-JIANGSU-AP China Mobile communications co
56041 1448 1375 CMNET-ZHEJIANG-AP China Mobile communications c
3816 1313 1116 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
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
46639 UNALLOCATED 8.38.73.0/24 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
13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US
22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US
26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US
30442 UNALLOCATED 12.155.208.0/24 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 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
41.74.44.0/24 Origin: 37544 RESERVED, ZZ
41.74.44.0/24 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
41.204.240.0/24 Origin: 36911 RESERVED, ZZ
41.204.240.0/24 Transit: 328766 RESERVED, ZZ
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 /9:6 /10:17 /11:31 /12:92
/13:126 /14:366 /15:709 /16:5955 /17:2485 /18:2643
/19:5163 /20:8548 /21:10709 /22:19757 /23:20418 /24:109072
/25:76 /26:50 /27:71 /28:19 /29:20 /30:17
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3440 4758 ALJAWWALSTC-AS, SA
8151 2844 5004 UNINET, MX
16509 2099 9838 AMAZON-02, US
209 961 1703 CENTURYLINK-US-LEGACY-QWEST, US
11776 892 1856 ATLANTICBB-JOHNSTOWN, US
11830 884 1043 Instituto Costarricense de Electricidad y Telec
19901 717 858 BRSPD-PUBLIC, US
6147 699 1103 Telefonica del Peru S.A.A., PE
8376 568 723 Jordan Data Communications, JO
7979 451 1001 SERVERS-COM, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:11 2:387 3:325 5:1055 6:149 7:5
8:622 11:171 12:651 13:311 14:100 15:281
16:174 17:6 18:737 20:34 21:4 22:188
23:1781 24:398 25:2 27:39 29:19 31:175
32:1 34:11 35:58 36:1176 37:415 38:834
39:522 40:11 41:502 42:24 43:182 44:29
45:2371 46:610 47:98 49:11 50:262 51:471
52:1362 54:272 55:925 57:16 58:5 59:37
60:19 61:64 62:342 63:473 64:1505 65:804
66:1240 67:682 68:165 69:749 70:146 71:191
72:387 74:736 75:394 76:202 77:306 78:486
79:175 80:211 81:179 82:174 83:95 84:179
85:329 86:149 87:149 88:119 89:509 90:98
91:575 92:395 93:784 94:498 95:1084 96:167
97:31 98:130 99:151 100:22 101:22 102:214
103:1102 104:710 105:113 106:64 107:213 108:297
109:257 110:34 111:1792 112:449 113:43 114:34
115:15 116:32 117:955 118:119 119:99 120:1090
121:17 122:114 123:60 124:59 125:12 128:357
129:276 130:489 131:790 132:500 133:267 134:335
135:68 136:363 137:402 138:777 139:388 140:591
141:324 142:697 143:606 144:329 145:65 146:478
147:311 148:594 149:496 150:290 151:562 152:535
153:118 154:554 155:679 156:443 157:273 158:318
159:591 160:328 161:414 162:690 163:292 164:631
165:363 166:96 167:400 168:987 169:153 170:1297
171:67 172:887 173:621 174:105 175:41 176:398
177:743 178:309 179:505 180:46 181:974 182:79
183:854 184:198 185:2333 186:1047 187:779 188:478
189:1100 190:2888 191:197 192:3831 193:1266 194:823
195:574 196:380 197:385 198:1928 199:3450 200:2650
201:2453 202:1068 203:613 204:1743 205:1662 206:1140
207:1067 208:979 209:1456 210:343 211:431 212:704
213:557 214:1014 215:42 216:1689 217:283 218:525
219:22 220:29 221:302 222:22 223:635
End of report
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