[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view

REN Routing Table Report cscora at frr.nsrc.org
Sun Jun 12 21:21:22 UTC 2022


IPv4 R&E Routing Table Report   21:20 GMT Sun 12 Jun, 2022

  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:                               20263
    Prefixes after maximum aggregation (per Origin AS):           11101
    Deaggregation factor:                                          1.83
    Unique aggregates announced (without unneeded subnets):       13041
    Number of IPv4 prefixes with a valid ROA:                      7202
    Number of IPv4 prefixes with an invalid ROA:                    100
    Number of IPv4 prefixes with no ROA:                          12961
Total ASes present in the Internet Routing Table:                  2329
    Prefixes per ASN:                                              8.70
Origin-only ASes present in the Internet Routing Table:            1976
Origin ASes announcing only one prefix:                             906
Transit ASes present in the Internet Routing Table:                 353
Transit-only ASes present in the Internet Routing Table:             68
Paths with bogon ASNs present in the IPv4 Routing Table:             65
Average AS path length visible in the Internet Routing Table:       5.2
    Max AS path length visible:                                      18
    Max AS path prepend of ASN (  1149)                              11
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:                      39585
Number of 32-bit ASNs visible in the Routing Table:                 516
Prefixes from 32-bit ASNs in the Routing Table:                    1458
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:              4
Number of addresses announced to Internet:                    219664928
    Equivalent to 13 /8s, 23 /16s and 210 /24s
    Percentage of available address space announced:                5.9
    Percentage of allocated address space announced:                5.9
    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:        2609

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4562
    Total APNIC prefixes after maximum aggregation:                2195
    APNIC Deaggregation factor:                                    2.08
Prefixes being announced from the APNIC address blocks:            4624
    Unique aggregates announced from the APNIC address blocks:     2522
APNIC Region origin ASes present in the Internet Routing Table:     513
    APNIC Prefixes per ASN:                                        9.01
APNIC Region origin ASes announcing only one prefix:                220
APNIC Region transit ASes present in the Internet Routing Table:     63
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         18
Number of APNIC region 32-bit ASNs visible in the Routing Table:    188
Number of APNIC addresses announced to Internet:               45534316
    Equivalent to 2 /8s, 182 /16s and 204 /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, 131072-151865
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:                      9985
    Total ARIN prefixes after maximum aggregation:                 5435
    ARIN Deaggregation factor:                                     1.84
Prefixes being announced from the ARIN address blocks:             9808
    Unique aggregates announced from the ARIN address blocks:      6612
ARIN Region origin ASes present in the Internet Routing Table:      936
    ARIN Prefixes per ASN:                                        10.48
ARIN Region origin ASes announcing only one prefix:                 335
ARIN Region transit ASes present in the Internet Routing Table:     146
Average ARIN Region AS path length visible:                         4.9
    Max ARIN Region AS path length visible:                          15
Number of ARIN region 32-bit ASNs visible in the Routing Table:     121
Number of ARIN addresses announced to Internet:               111442180
    Equivalent to 6 /8s, 164 /16s and 121 /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:                      3366
    Total RIPE prefixes after maximum aggregation:                 2671
    RIPE Deaggregation factor:                                     1.26
Prefixes being announced from the RIPE address blocks:             3473
    Unique aggregates announced from the RIPE address blocks:      2812
RIPE Region origin ASes present in the Internet Routing Table:      601
    RIPE Prefixes per ASN:                                         5.78
RIPE Region origin ASes announcing only one prefix:                 266
RIPE Region transit ASes present in the Internet Routing Table:      93
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          16
Number of RIPE region 32-bit ASNs visible in the Routing Table:     119
Number of RIPE addresses announced to Internet:                55891968
    Equivalent to 3 /8s, 84 /16s and 216 /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:                    1429
    Total LACNIC prefixes after maximum aggregation:                567
    LACNIC Deaggregation factor:                                   2.52
Prefixes being announced from the LACNIC address blocks:           1436
    Unique aggregates announced from the LACNIC address blocks:     765
LACNIC Region origin ASes present in the Internet Routing Table:    163
    LACNIC Prefixes per ASN:                                       8.81
LACNIC Region origin ASes announcing only one prefix:                63
LACNIC Region transit ASes present in the Internet Routing Table:    23
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        14
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    66
Number of LACNIC addresses announced to Internet:               4255280
    Equivalent to 0 /8s, 64 /16s and 238 /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:                    918
    Total AfriNIC prefixes after maximum aggregation:               230
    AfriNIC Deaggregation factor:                                  3.99
Prefixes being announced from the AfriNIC address blocks:           918
    Unique aggregates announced from the AfriNIC address blocks:    326
AfriNIC Region origin ASes present in the Internet Routing Table:    45
    AfriNIC Prefixes per ASN:                                     20.40
AfriNIC Region origin ASes announcing only one prefix:               22
AfriNIC Region transit ASes present in the Internet Routing Table:   10
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   22
Number of AfriNIC addresses announced to Internet:              2540288
    Equivalent to 0 /8s, 38 /16s and 195 /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         619       2140     456  SINET-AS Research Organization of Infor
  7497         433        182      24  CSTNET-AS-AP Computer Network Informati
  7575         348        330     125  AARNET-AS-AP Australian Academic and Re
  1237         194         74     135  KREONET-AS-KR KISTI, KR
 58647         175         18       2  KAGAWAU-AS Kagawa University, JP
  4538         128       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         115         18      11  NKN-CORE-NW NKN Core Network, IN
 24313          80         16       1  NSW-DET-AS NSW Department of Education,
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T
 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
 16509        2874       4580    1283  AMAZON-02, US
 14618         614       3990     469  AMAZON-AES, US
   668         209        702     177  DNIC-AS-00668, US
   376         204        178     153  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  2152         178        507      91  CSUNET-NW, US
 18558         131         18       4  NETBLK-RCOEK, US
     1         120          1      46  LVLT-1, US
   270         120        329      88  AS270, US
  2920         118         34       8  LACOE, 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         285       1967     251  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         178         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
  2614          96         27      76  ROEDUNET, RO
   137          82        677      77  ASGARR Consortium GARR, IT
   553          73        449      73  BELWUE BelWue-Koordination, DE
  2200          63        583      58  FR-RENATER Reseau National de telecommu
  1930          58         81      53  RCCN Fundacao para a Ciencia e a Tecnol

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         174        208      46  Rede Nacional de Ensino e Pesquisa, BR
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          92          8      53  Red Universitaria Nacional, CL
  1251          60         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
 19611          46         17       2  Associacao Antonio Vieira - Unisinos, B
  4270          42         16       1  Red de Interconexion Universitaria, AR
 28571          38         42      16  UNIVERSIDADE DE SAO PAULO, BR
 61468          38          3      15  CEDIA, EC
 28614          37          2       2  Fundacao Universidade Regional de Blume

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
  2018         375        319      73  TENET-1, ZA
 36914         217         82       3  KENET-AS, KE
  2561          67          4      32  EUN, EG
  8094          48         48      15  PUKNET, ZA
327687          36          4      31  RENU, UG
327700          34         16       1  MoRENet, MZ
  6879          24          2       9  ENSTINET-, EG
 37182          17          8       1  TERNET, TZ
 37501          11         49       6  UOFS, ZA
 37074          10          7       7  UG-AS, GH

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
 16509        2874       4580    1283  AMAZON-02, US
  2907         619       2140     456  SINET-AS Research Organization of Infor
 14618         614       3990     469  AMAZON-AES, US
  7497         433        182      24  CSTNET-AS-AP Computer Network Informati
  2018         375        319      73  TENET-1, ZA
  7575         348        330     125  AARNET-AS-AP Australian Academic and Re
   680         285       1967     251  DFN Verein zur Foerderung eines Deutsch
 36914         217         82       3  KENET-AS, KE
   668         209        702     177  DNIC-AS-00668, US
   376         204        178     153  RISQ-AS, CA

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         433          409  CSTNET-AS-AP Computer Network Information Cente
  2018         375          302  TENET-1, ZA
  7575         348          223  AARNET-AS-AP Australian Academic and Research N
 36914         217          214  KENET-AS, KE
  5786         200          199  UPRENET, PR
  8895         178          174  ISU Internet Services Unit ISU, SA
 58647         175          173  KAGAWAU-AS Kagawa University, JP
  2907         619          163  SINET-AS Research Organization of Information a
 14618         614          145  AMAZON-AES, US
  1916         174          128  Rede Nacional de Ensino e Pesquisa, BR

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
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     22226  UNALLOCATED  156.1.0.0/16              2152  CSUNET-NW, US
    394607  UNALLOCATED  216.100.93.0/24          23024  OCDE, US

Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.127.133.128/25        11096  FLORIDANET, US

Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
100.127.133.128/25   Origin:     11096  FLORIDANET, US
100.127.133.128/25  Transit:      2153  CSUNET-NE, US
103.151.24.0/24      Origin:     16509  AMAZON-02, US
103.151.24.0/24     Transit:     11537  INTERNET2-RESEARCH-EDU, US
198.135.168.0/24     Origin:     14618  AMAZON-AES, US
198.135.168.0/24    Transit:     16509  AMAZON-02, US
216.169.147.0/24     Origin:     14618  AMAZON-AES, US
216.169.147.0/24    Transit:     16509  AMAZON-02, US

Complete listing at https://bgp.nsrc.org/REN/UniGuam/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       /11:3       /12:17      
/13:25      /14:55      /15:170     /16:1793    /17:418     /18:427     
/19:497     /20:880     /21:926     /22:1446    /23:1583    /24:11499   
/25:89      /26:58      /27:157     /28:58      /29:81      /30:22      
/31:4       /32:52      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 16509         462        2874  AMAZON-02, US
 14618         205         614  AMAZON-AES, US
 36914         204         217  KENET-AS, KE
  8895         173         178  ISU Internet Services Unit ISU, SA
 32440          73          88  LONI, US
 23024          53         114  OCDE, US
     1          36         120  LVLT-1, US
 25977          31          45  HCCS, US
 28614          31          37  Fundacao Universidade Regional de Blumenau, BR
200521          30          51  SEAP-AGE, ES

Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:3         3:84        4:2         5:16        6:4         8:1      
  13:76       14:85       15:74       16:5        18:59       23:44     
  24:3        31:7        35:10       37:7        38:7        41:126    
  42:9        44:4        45:41       46:10       47:1        49:10     
  50:9        52:744      54:256      58:1        59:4        60:4      
  61:3        62:6        63:8        64:115      65:16       66:54     
  67:58       68:6        69:43       70:27       71:22       72:17     
  74:36       76:40       77:10       78:2        79:6        80:18     
  81:26       82:5        83:4        84:8        85:31       86:3      
  87:2        88:1        89:11       91:51       93:9        94:4      
  95:1        96:6        97:1        98:13       99:63      101:6      
 102:11      103:285     104:109     107:2       108:18      109:12     
 110:4       111:1       113:1       114:23      115:1       116:7      
 117:61      118:2       119:24      121:11      122:3       123:8      
 124:39      125:3       128:67      129:45      130:151     131:38     
 132:50      133:145     134:40      135:1       136:213     137:221    
 138:19      139:25      140:50      141:5       142:53      143:30     
 144:43      145:1       146:127     147:38      148:200     149:14     
 150:127     151:7       152:80      153:88      154:29      155:60     
 156:67      157:33      158:50      159:164     160:30      161:26     
 162:44      163:70      164:29      165:61      166:1       167:22     
 168:173     169:9       170:111     171:1       172:8       173:18     
 174:1       175:31      176:12      177:11      178:2       179:11     
 180:21      181:1       182:7       184:3       185:55      186:3      
 187:19      188:13      189:5       190:33      191:34      192:1262   
 193:308     194:120     195:81      196:158     197:123     198:353    
 199:204     200:235     201:38      202:490     203:329     204:292    
 205:168     206:173     207:169     208:104     209:115     210:181    
 211:15      212:168     213:16      214:8       216:119     217:8      
 218:22      219:6       220:17      222:5       223:3      

End of report


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