[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Wed May 31 21:05:47 UTC 2023
IPv4 R&E Routing Table Report 21:05 GMT Wed 31 May, 2023
IPv4 BGP Table (R&E) as seen at AARNET (Brisbane).
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET-Brisbane/
Analysis Summary
----------------
BGP routing table entries examined: 17771
Prefixes after maximum aggregation (per Origin AS): 9872
Deaggregation factor: 1.80
Unique aggregates announced (without unneeded subnets): 11039
Number of IPv4 prefixes with a valid ROA: 4529
Number of IPv4 prefixes with an invalid ROA: 17
Number of IPv4 prefixes with no ROA: 13225
Total ASes present in the Internet Routing Table: 2571
Prefixes per ASN: 6.91
Origin-only ASes present in the Internet Routing Table: 2211
Origin ASes announcing only one prefix: 986
Transit ASes present in the Internet Routing Table: 360
Transit-only ASes present in the Internet Routing Table: 67
Paths with bogon ASNs present in the IPv4 Routing Table: 61
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 19
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 2
Number of instances of unregistered ASNs: 2
Number of 32-bit ASNs allocated by the RIRs: 41978
Number of 32-bit ASNs visible in the Routing Table: 587
Prefixes from 32-bit ASNs in the Routing Table: 1663
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: 2
Number of addresses announced to Internet: 196014848
Equivalent to 11 /8s, 174 /16s and 243 /24s
Percentage of available address space announced: 5.3
Percentage of allocated address space announced: 5.3
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: 1872
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4709
Total APNIC prefixes after maximum aggregation: 2266
APNIC Deaggregation factor: 2.08
Prefixes being announced from the APNIC address blocks: 4710
Unique aggregates announced from the APNIC address blocks: 2641
APNIC Region origin ASes present in the Internet Routing Table: 541
APNIC Prefixes per ASN: 8.71
APNIC Region origin ASes announcing only one prefix: 229
APNIC Region transit ASes present in the Internet Routing Table: 58
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 197
Number of APNIC addresses announced to Internet: 45528832
Equivalent to 2 /8s, 182 /16s and 183 /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: 7138
Total ARIN prefixes after maximum aggregation: 4080
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 7153
Unique aggregates announced from the ARIN address blocks: 4528
ARIN Region origin ASes present in the Internet Routing Table: 1117
ARIN Prefixes per ASN: 6.40
ARIN Region origin ASes announcing only one prefix: 389
ARIN Region transit ASes present in the Internet Routing Table: 148
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 174
Number of ARIN addresses announced to Internet: 85959936
Equivalent to 5 /8s, 31 /16s and 165 /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: 3459
Total RIPE prefixes after maximum aggregation: 2769
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3447
Unique aggregates announced from the RIPE address blocks: 2808
RIPE Region origin ASes present in the Internet Routing Table: 647
RIPE Prefixes per ASN: 5.33
RIPE Region origin ASes announcing only one prefix: 293
RIPE Region transit ASes present in the Internet Routing Table: 104
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 137
Number of RIPE addresses announced to Internet: 57768704
Equivalent to 3 /8s, 113 /16s and 123 /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
196608-213403
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: 1481
Total LACNIC prefixes after maximum aggregation: 563
LACNIC Deaggregation factor: 2.63
Prefixes being announced from the LACNIC address blocks: 1478
Unique aggregates announced from the LACNIC address blocks: 785
LACNIC Region origin ASes present in the Internet Routing Table: 159
LACNIC Prefixes per ASN: 9.30
LACNIC Region origin ASes announcing only one prefix: 58
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 63
Number of LACNIC addresses announced to Internet: 4145408
Equivalent to 0 /8s, 63 /16s and 65 /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: 982
Total AfriNIC prefixes after maximum aggregation: 192
AfriNIC Deaggregation factor: 5.11
Prefixes being announced from the AfriNIC address blocks: 981
Unique aggregates announced from the AfriNIC address blocks: 275
AfriNIC Region origin ASes present in the Internet Routing Table: 39
AfriNIC Prefixes per ASN: 25.15
AfriNIC Region origin ASes announcing only one prefix: 17
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 16
Number of AfriNIC addresses announced to Internet: 2611200
Equivalent to 0 /8s, 39 /16s and 216 /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 595 2154 465 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
7575 348 330 125 AARNET-AS-AP Australian Academic and Re
1237 191 74 140 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 119 18 12 NKN-CORE-NW NKN Core Network, IN
24313 82 16 1 NSW-DET-AS NSW Department of Education,
4621 65 6 46 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 250 507 93 CSUNET-NW, US
376 202 178 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
81 129 521 32 NCREN, US
23024 113 7 17 OCDE, US
2920 107 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
1736 79 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1919 249 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 138 24 5 ISU Internet Services Unit ISU, SA
559 112 533 104 SWITCH Peering requests: peering at switch
1103 95 1518 84 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 74 465 74 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 221 208 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 103 24 47 Red Universitaria Nacional, CL
1251 60 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
4270 45 16 1 Red de Interconexion Universitaria, AR
61468 43 3 15 CEDIA, EC
28571 41 40 18 UNIVERSIDADE DE SAO PAULO, BR
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 381 319 72 TENET-1, ZA
36914 253 82 3 KENET-AS, KE
2561 67 4 34 EUN, EG
327687 59 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 37 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37654 10 1 6 RwEdNet-AS, RW
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 595 2154 465 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 381 319 72 TENET-1, ZA
7575 348 330 125 AARNET-AS-AP Australian Academic and Re
680 283 1919 249 DFN Verein zur Foerderung eines Deutsch
36914 253 82 3 KENET-AS, KE
2152 250 507 93 CSUNET-NW, US
1916 221 208 43 Rede Nacional de Ensino e Pesquisa, BR
376 202 178 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 434 410 CSTNET-AS-AP Computer Network Information Cente
2018 381 309 TENET-1, ZA
36914 253 250 KENET-AS, KE
7575 348 223 AARNET-AS-AP Australian Academic and Research N
5786 198 197 UPRENET, PR
1916 221 178 Rede Nacional de Ensino e Pesquisa, BR
58647 178 176 KAGAWAU-AS Kagawa University, JP
2152 250 157 CSUNET-NW, US
8895 138 133 ISU Internet Services Unit ISU, SA
18558 134 130 NETBLK-RCOEK, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 11537 INTERNET2-RESEARCH-EDU, US
202.58.231.0/24 Origin: 134096 EHEALTHNSW-AS-AP eHealth NSW, AU
202.58.231.0/24 Transit: 7575 AARNET-AS-AP Australian Academic and Res
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/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 /10:2 /11:1 /12:10
/13:18 /14:33 /15:120 /16:1893 /17:401 /18:422
/19:510 /20:779 /21:819 /22:1355 /23:1484 /24:9923
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 241 253 KENET-AS, KE
8895 133 138 ISU Internet Services Unit ISU, SA
23024 52 113 OCDE, US
32440 37 59 LONI, US
200521 33 56 SEAP-AGE, ES
327700 33 37 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 8:2 12:1 14:89 23:6
24:3 31:7 35:6 38:9 41:113 42:10
44:6 45:38 46:5 47:1 49:6 50:1
52:1 58:1 59:10 60:4 61:3 62:7
63:33 64:31 65:1 66:14 67:41 68:8
69:19 70:2 72:7 74:49 76:40 77:8
78:3 79:10 80:17 81:25 82:7 83:6
84:6 85:41 86:9 87:1 89:10 91:46
92:2 93:4 94:4 95:2 96:5 97:2
98:2 101:6 102:11 103:263 104:81 108:4
109:9 110:2 111:16 113:1 114:23 116:6
117:61 118:19 119:21 121:29 122:8 123:8
124:38 125:4 128:113 129:38 130:89 131:50
132:62 133:155 134:99 136:199 137:221 138:19
139:16 140:35 141:1 142:38 143:29 144:22
145:2 146:128 147:27 148:192 149:12 150:131
151:10 152:144 153:90 154:31 155:55 156:67
157:29 158:16 159:114 160:27 161:18 162:25
163:75 164:10 165:51 166:1 167:16 168:124
169:7 170:61 171:1 172:3 173:6 175:31
176:8 177:6 179:12 180:15 181:1 182:3
184:2 185:42 186:3 187:17 188:13 189:3
190:18 191:36 192:1262 193:333 194:135 195:91
196:168 197:156 198:437 199:226 200:310 201:38
202:595 203:398 204:339 205:126 206:171 207:180
208:69 209:126 210:184 211:6 212:168 213:5
216:56 217:10 218:22 219:6 220:17 222:5
223:4
End of report
More information about the ren-bgp-stats-all
mailing list