[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RedCLARA (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jun 13 22:15:43 UTC 2024
IPv4 R&E Routing Table Report 22:15 GMT Thu 13 Jun, 2024
IPv4 BGP Table (R&E) as seen at RedCLARA.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/RedCLARA/
Analysis Summary
----------------
BGP routing table entries examined: 25864
Prefixes after maximum aggregation (per Origin AS): 12999
Deaggregation factor: 1.99
Unique aggregates announced (without unneeded subnets): 14686
Number of IPv4 prefixes with a valid ROA: 13485
Number of IPv4 prefixes with an invalid ROA: 8
Number of IPv4 prefixes with no ROA: 12371
Total ASes present in the Internet Routing Table: 2733
Prefixes per ASN: 9.46
Origin-only ASes present in the Internet Routing Table: 2371
Origin ASes announcing only one prefix: 1042
Transit ASes present in the Internet Routing Table: 362
Transit-only ASes present in the Internet Routing Table: 61
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 15
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 3
Number of instances of unregistered ASNs: 3
Number of 32-bit ASNs allocated by the RIRs: 44738
Number of 32-bit ASNs visible in the Routing Table: 650
Prefixes from 32-bit ASNs in the Routing Table: 4638
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 5
Number of addresses announced to Internet: 294918112
Equivalent to 17 /8s, 148 /16s and 23 /24s
Percentage of available address space announced: 8.0
Percentage of allocated address space announced: 8.0
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: 3392
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4648
Total APNIC prefixes after maximum aggregation: 2286
APNIC Deaggregation factor: 2.03
Prefixes being announced from the APNIC address blocks: 4763
Unique aggregates announced from the APNIC address blocks: 2694
APNIC Region origin ASes present in the Internet Routing Table: 553
APNIC Prefixes per ASN: 8.61
APNIC Region origin ASes announcing only one prefix: 235
APNIC Region transit ASes present in the Internet Routing Table: 59
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 213
Number of APNIC addresses announced to Internet: 47205952
Equivalent to 2 /8s, 208 /16s and 78 /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: 15373
Total ARIN prefixes after maximum aggregation: 7159
ARIN Deaggregation factor: 2.15
Prefixes being announced from the ARIN address blocks: 14909
Unique aggregates announced from the ARIN address blocks: 7758
ARIN Region origin ASes present in the Internet Routing Table: 1251
ARIN Prefixes per ASN: 11.92
ARIN Region origin ASes announcing only one prefix: 437
ARIN Region transit ASes present in the Internet Routing Table: 157
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 210
Number of ARIN addresses announced to Internet: 169485040
Equivalent to 10 /8s, 26 /16s and 34 /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: 3611
Total RIPE prefixes after maximum aggregation: 2860
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3943
Unique aggregates announced from the RIPE address blocks: 3295
RIPE Region origin ASes present in the Internet Routing Table: 676
RIPE Prefixes per ASN: 5.83
RIPE Region origin ASes announcing only one prefix: 301
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 153
Number of RIPE addresses announced to Internet: 70996624
Equivalent to 4 /8s, 59 /16s and 82 /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: 1384
Total LACNIC prefixes after maximum aggregation: 544
LACNIC Deaggregation factor: 2.54
Prefixes being announced from the LACNIC address blocks: 1392
Unique aggregates announced from the LACNIC address blocks: 735
LACNIC Region origin ASes present in the Internet Routing Table: 160
LACNIC Prefixes per ASN: 8.70
LACNIC Region origin ASes announcing only one prefix: 55
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 64
Number of LACNIC addresses announced to Internet: 4692768
Equivalent to 0 /8s, 71 /16s and 155 /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: 845
Total AfriNIC prefixes after maximum aggregation: 147
AfriNIC Deaggregation factor: 5.75
Prefixes being announced from the AfriNIC address blocks: 852
Unique aggregates announced from the AfriNIC address blocks: 199
AfriNIC Region origin ASes present in the Internet Routing Table: 30
AfriNIC Prefixes per ASN: 28.40
AfriNIC Region origin ASes announcing only one prefix: 14
AfriNIC Region transit ASes present in the Internet Routing Table: 7
Average AfriNIC Region AS path length visible: 3.1
Max AfriNIC Region AS path length visible: 8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 10
Number of AfriNIC addresses announced to Internet: 2536448
Equivalent to 0 /8s, 38 /16s and 180 /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
2907 601 2162 465 SINET-AS Research Organization of Infor
7497 440 180 24 UNASSIGNED
1237 193 74 142 UNASSIGNED
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
7575 172 329 115 UNASSIGNED
55824 131 19 19 NKN-CORE-NW NKN Core Network, IN
4538 129 4192 72 ERX-CERNET-BKB China Education and Rese
9411 82 16 2 UNASSIGNED
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 70 37 10 UNASSIGNED
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
396982 2765 3634 413 GOOGLE-CLOUD-PLATFORM, US
16509 2209 1722 970 AMAZON-02, US
14618 931 4169 707 AMAZON-AES, US
15169 824 1997 63 GOOGLE, US
8075 492 13696 411 UNASSIGNED
376 202 162 152 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2920 175 34 7 LACOE, US
36492 165 12 38 GOOGLEWIFI, US
2152 149 507 94 CSUNET-NW, US
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 282 1899 249 DFN Verein zur Foerderung eines Deutsch
786 184 1767 181 JANET Jisc Services Limited, GB
8895 173 24 5 ISU Internet Services Unit ISU, SA
559 113 533 103 SWITCH Peering requests: peering at switch
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 27 73 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnol
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 76 26 66 RUNNET, RU
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 156 176 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 109 25 52 Red Universitaria Nacional, CL
271640 65 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 50 17 3 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 46 99 35 Fundacao Carlos Chagas Filho de Amparo
61468 43 3 14 CEDIA, EC
3596 40 8 4 Universidad Autonoma Metropolitana, MX
28614 38 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 380 319 71 TENET-1, ZA
36914 250 82 3 KENET-AS, KE
8094 47 48 18 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
37215 36 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 12 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37654 6 1 6 RwEdNet-AS, RW
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
396982 2765 3634 413 GOOGLE-CLOUD-PLATFORM, US
16509 2209 1722 970 AMAZON-02, US
14618 931 4169 707 AMAZON-AES, US
15169 824 1997 63 GOOGLE, US
2907 601 2162 465 SINET-AS Research Organization of Infor
8075 492 13696 411 UNASSIGNED
7497 440 180 24 UNASSIGNED
2018 380 319 71 TENET-1, ZA
680 282 1899 249 DFN Verein zur Foerderung eines Deutsch
36914 250 82 3 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
16509 2209 1239 AMAZON-02, US
15169 824 761 GOOGLE, US
7497 440 416 UNASSIGNED
2018 380 309 TENET-1, ZA
36914 250 247 KENET-AS, KE
14618 931 224 AMAZON-AES, US
5786 198 197 UPRENET, PR
58647 182 180 KAGAWAU-AS Kagawa University, JP
2920 175 168 LACOE, US
8895 173 168 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
26971 UNALLOCATED 129.111.0.0/16 276 UNASSIGNED
18838 UNALLOCATED 168.8.240.0/20 3480 PEACHNET-AS3480, US
18838 UNALLOCATED 168.9.0.0/20 3480 PEACHNET-AS3480, US
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
170.39.88.0/24 Origin: 14618 AMAZON-AES, US
170.39.88.0/24 Transit: 16509 AMAZON-02, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
198.135.168.0/24 Origin: 14618 AMAZON-AES, US
198.135.168.0/24 Transit: 16509 AMAZON-02, US
199.91.149.0/24 Origin: 14618 AMAZON-AES, US
199.91.149.0/24 Transit: 16509 AMAZON-02, US
204.153.219.0/24 Origin: 14618 AMAZON-AES, US
204.153.219.0/24 Transit: 16509 AMAZON-02, US
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/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 /8:0 /9:1 /10:3 /11:10 /12:33
/13:47 /14:104 /15:193 /16:2143 /17:528 /18:515
/19:742 /20:2816 /21:1052 /22:1682 /23:1754 /24:14016
/25:78 /26:46 /27:74 /28:7 /29:14 /30:3
/31:0 /32:3
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 327 2209 AMAZON-02, US
14618 307 931 AMAZON-AES, US
15169 275 824 GOOGLE, US
36914 237 250 KENET-AS, KE
396982 222 2765 GOOGLE-CLOUD-PLATFORM, US
8895 168 173 ISU Internet Services Unit ISU, SA
8075 106 492 UNASSIGNED
32440 85 119 LONI, US
23024 49 106 OCDE, US
3267 35 76 RUNNET, RU
Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 2:1 3:85 5:22 8:28 12:1
13:77 14:91 15:71 16:115 18:70 23:110
24:3 31:3 34:23 35:49 36:1 38:10
40:5 41:196 42:10 43:2 44:7 45:71
46:12 47:1 49:9 50:5 52:557 54:163
57:1 59:19 60:6 61:3 62:16 63:37
64:163 65:16 66:85 67:66 68:15 69:52
70:43 71:3 72:12 74:153 75:1 76:47
77:12 78:3 79:10 80:15 81:25 82:6
83:7 84:6 85:34 86:5 87:4 88:1
89:21 91:63 92:7 93:5 94:6 95:3
96:2 97:1 98:10 99:47 101:2 102:8
103:306 104:228 107:35 108:106 109:12 111:1
113:4 114:32 115:1 116:10 117:62 118:34
119:21 121:11 122:8 123:8 124:41 125:5
128:83 129:45 130:139 131:73 132:66 133:157
134:108 135:6 136:298 137:70 138:62 139:17
140:42 141:8 142:269 143:29 144:43 145:6
146:136 147:78 148:202 149:17 150:48 151:21
152:139 153:15 154:29 155:84 156:136 157:32
158:42 159:153 160:30 161:37 162:107 163:66
164:30 165:66 166:1 167:28 168:156 169:10
170:164 171:1 172:113 173:117 174:2 175:18
176:11 177:4 178:2 179:14 180:15 181:1
182:1 184:2 185:135 186:3 187:18 188:19
189:3 190:18 191:13 192:1459 193:281 194:135
195:77 196:154 197:114 198:478 199:340 200:256
201:37 202:619 203:438 204:391 205:158 206:213
207:235 208:152 209:180 210:195 211:14 212:173
213:19 216:199 217:15 218:22 219:5 220:17
222:2 223:14
End of report
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