[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Oct 14 21:30:16 UTC 2024
IPv4 R&E Routing Table Report 21:20 GMT Mon 14 Oct, 2024
IPv4 BGP Table (R&E) as seen at Guam.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniGuam/
Analysis Summary
----------------
BGP routing table entries examined: 18913
Prefixes after maximum aggregation (per Origin AS): 9255
Deaggregation factor: 2.04
Unique aggregates announced (without unneeded subnets): 222
Number of IPv4 prefixes with a valid ROA: 7141
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 11772
Total ASes present in the Internet Routing Table: 2694
Prefixes per ASN: 7.02
Origin-only ASes present in the Internet Routing Table: 2318
Origin ASes announcing only one prefix: 1022
Transit ASes present in the Internet Routing Table: 376
Transit-only ASes present in the Internet Routing Table: 73
Paths with bogon ASNs present in the IPv4 Routing Table: 110
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 24
Max AS path prepend of ASN (138136) 20
Prefixes from unregistered ASNs in the Routing Table: 1
Number of instances of unregistered ASNs: 1
Number of 32-bit ASNs allocated by the RIRs: 45546
Number of 32-bit ASNs visible in the Routing Table: 671
Prefixes from 32-bit ASNs in the Routing Table: 1828
Number of bogon 32-bit ASNs visible in the Routing Table: 108
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1
Number of addresses announced to Internet: 3224714676
Equivalent to 192 /8s, 53 /16s and 61 /24s
Percentage of available address space announced: 87.1
Percentage of allocated address space announced: 87.1
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: 1967
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3978
Total APNIC prefixes after maximum aggregation: 1702
APNIC Deaggregation factor: 2.34
Prefixes being announced from the APNIC address blocks: 3979
Unique aggregates announced from the APNIC address blocks: 11
APNIC Region origin ASes present in the Internet Routing Table: 486
APNIC Prefixes per ASN: 8.19
APNIC Region origin ASes announcing only one prefix: 202
APNIC Region transit ASes present in the Internet Routing Table: 57
Average APNIC Region AS path length visible: 6.0
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 215
Number of APNIC addresses announced to Internet: 794112
Equivalent to 0 /8s, 12 /16s and 30 /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: 8693
Total ARIN prefixes after maximum aggregation: 4811
ARIN Deaggregation factor: 1.81
Prefixes being announced from the ARIN address blocks: 8703
Unique aggregates announced from the ARIN address blocks: 173
ARIN Region origin ASes present in the Internet Routing Table: 1252
ARIN Prefixes per ASN: 6.95
ARIN Region origin ASes announcing only one prefix: 431
ARIN Region transit ASes present in the Internet Routing Table: 156
Average ARIN Region AS path length visible: 5.5
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 199
Number of ARIN addresses announced to Internet: -2144933452
Equivalent to 128 /8s, 38 /16s and 233 /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: 3542
Total RIPE prefixes after maximum aggregation: 2058
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 3532
Unique aggregates announced from the RIPE address blocks: 36
RIPE Region origin ASes present in the Internet Routing Table: 665
RIPE Prefixes per ASN: 5.31
RIPE Region origin ASes announcing only one prefix: 297
RIPE Region transit ASes present in the Internet Routing Table: 103
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 156
Number of RIPE addresses announced to Internet: 142848
Equivalent to 0 /8s, 2 /16s and 46 /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: 1532
Total LACNIC prefixes after maximum aggregation: 530
LACNIC Deaggregation factor: 2.89
Prefixes being announced from the LACNIC address blocks: 1532
Unique aggregates announced from the LACNIC address blocks: 0
LACNIC Region origin ASes present in the Internet Routing Table: 166
LACNIC Prefixes per ASN: 9.23
LACNIC Region origin ASes announcing only one prefix: 60
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 71
Number of LACNIC addresses announced to Internet: 0
Equivalent to 0 /8s, 0 /16s and 0 /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: 1167
Total AfriNIC prefixes after maximum aggregation: 153
AfriNIC Deaggregation factor: 7.63
Prefixes being announced from the AfriNIC address blocks: 1166
Unique aggregates announced from the AfriNIC address blocks: 2
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 22.86
AfriNIC Region origin ASes announcing only one prefix: 32
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 30
Number of AfriNIC addresses announced to Internet: 1073743872
Equivalent to 64 /8s, 0 /16s and 8 /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
7497 451 262274 31 CSTNET-AS-AP Computer Network Informatio
7575 333 262159 85 AARNET-AS-AP Australian Academic and Res
1237 194 524338 171 KREONET-AS-KR KISTI, KR
55824 132 524306 11 NKN-CORE-NW NKN Core Network, IN
4538 129 4189 73 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
24313 70 16 1 NSW-DET-AS NSW Department of Education, A
4621 69 524322 15 UNINET-AS-AP UNINET-, TH
2697 60 524291 36 ERX-ERNET-AS Education and Research Netw
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 473 524573 64 CENIC-2152, US
2920 224 786470 51 LACOE, US
376 200 524442 160 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
668 195 262429 91 DNIC-AS-00668, US
18558 140 18 4 NETBLK-RCOEK, US
81 134 524804 33 NCREN, US
1 128 524289 50 LVLT-1, US
270 117 312 84 AS270, US
23024 95 262148 17 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 282 140 36 DFN Verein zur Foerderung eines Deutschen
786 185 786928 43 JANET Jisc Services Limited, GB
8895 133 262168 5 ISU Internet Services Unit ISU, SA
559 114 262649 34 SWITCH Peering requests: peering at switch.
1103 97 787339 51 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 262164 19 ROEDUNET, RO
137 82 262738 38 ASGARR Consortium GARR, IT
1930 79 262165 5 RCCN Fundacao para a Ciencia e a Tecnolo
553 78 524737 78 BELWUE BelWue-Koordination, DE
3267 77 262163 40 NIKS, RU
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 280 262303 53 Rede Nacional de Ensino e Pesquisa, BR
28391 154 262149 28 Universidad Juarez Autonoma de Tabasco,
11340 109 262146 8 Red Universitaria Nacional, CL
271640 66 786432 66 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 50 262144 4 CEDIA, EC
2715 49 262243 35 Fundacao Carlos Chagas Filho de Amparo a
19611 48 16 13 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 Red de Interconexion Universitaria, AR
3596 40 262150 3 Universidad Autonoma Metropolitana, MX
28614 38 2 2 Fundacao Universidade Regional de Blumena
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 529 82 3 KENET-AS, KE
2018 382 262449 73 TENET-1, ZA
8094 47 262150 4 PUKNET, ZA
327700 46 16 1 MoRENet, MZ
37215 33 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 15 8 2 UG-AS, GH
37661 12 262148 2 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 262160 3 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 529 82 3 KENET-AS, KE
2152 473 524573 64 CENIC-2152, US
7497 451 262274 31 CSTNET-AS-AP Computer Network Informatio
2018 382 262449 73 TENET-1, ZA
7575 333 262159 85 AARNET-AS-AP Australian Academic and Res
680 282 140 36 DFN Verein zur Foerderung eines Deutschen
1916 280 262303 53 Rede Nacional de Ensino e Pesquisa, BR
2920 224 786470 51 LACOE, US
376 200 524442 160 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 451 420 CSTNET-AS-AP Computer Network Information Cente
2152 473 409 CENIC-2152, US
2018 382 309 TENET-1, ZA
7575 333 248 AARNET-AS-AP Australian Academic and Research N
680 282 246 DFN Verein zur Foerderung eines Deutschen Forsc
1916 280 227 Rede Nacional de Ensino e Pesquisa, BR
5786 198 197 UPRENET, PR
2920 224 173 LACOE, US
786 185 142 JANET Jisc Services Limited, GB
18558 140 136 NETBLK-RCOEK, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/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 OTS-AS-276, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/2 Origin: 37661 NRaE1-AS, NG
164.160.192.0/2 Transit: 37288 WACREN, SN
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:371 /2:4870 /3:15 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:1 /12:11
/13:17 /14:31 /15:118 /16:1815 /17:284 /18:304
/19:399 /20:583 /21:587 /22:930 /23:991 /24:7320
/25:29 /26:50 /27:87 /28:23 /29:53 /30:20
/31:2 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 366 529 KENET-AS, KE
8895 86 133 ISU Internet Services Unit ISU, SA
1916 50 280 Rede Nacional de Ensino e Pesquisa, BR
327700 40 46 MoRENet, MZ
3267 35 77 NIKS, RU
32440 35 64 LONI, US
23024 34 95 OCDE, US
2152 32 473 CENIC-2152, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 4:2 5:15 6:4 8:2 12:1
14:92 23:6 24:1 31:1 35:4 37:8
38:10 40:1 41:247 42:10 44:4 45:48
46:4 47:1 49:11 50:2 52:1 59:19
60:6 61:3 62:9 63:32 64:45 65:4
66:42 67:42 68:18 69:20 70:2 71:1
72:7 74:51 76:43 77:10 78:3 79:10
80:12 81:25 82:7 83:7 84:8 85:45
86:5 87:1 89:11 91:44 92:2 93:13
94:2 95:2 96:5 97:1 98:2 102:3
103:199 104:46 108:10 111:16 113:2 114:24
116:9 117:61 118:1 119:25 121:24 123:8
124:42 125:5 128:45 129:20 130:53 131:36
132:27 134:94 136:86 137:108 138:65 139:7
140:14 141:1 142:46 143:15 144:23 146:122
147:34 148:83 149:8 150:21 151:8 152:137
153:13 154:38 155:44 156:132 157:23 158:20
159:48 160:1 161:8 162:28 163:29 164:9
165:7 166:1 167:25 168:62 169:3 170:45
171:1 172:1 173:5 175:11 177:5 179:12
180:16 182:8 185:32 186:2 187:17 188:10
189:3 190:16 191:13 192:1002 193:191 194:99
195:46 196:148 197:179 198:288 199:168 200:203
201:34 202:445 203:244 204:180 205:77 206:123
207:182 208:35 209:100 210:148 211:2 212:86
213:5 214:8 216:40 217:4 218:3 220:13
223:15
End of report
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