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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Nov 3 21:30:26 UTC 2024


IPv4 R&E Routing Table Report   21:20 GMT Sun 03 Nov, 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:                               18929
    Prefixes after maximum aggregation (per Origin AS):            9253
    Deaggregation factor:                                          2.05
    Unique aggregates announced (without unneeded subnets):         224
    Number of IPv4 prefixes with a valid ROA:                      7294
    Number of IPv4 prefixes with an invalid ROA:                      0
    Number of IPv4 prefixes with no ROA:                          11635
Total ASes present in the Internet Routing Table:                  2685
    Prefixes per ASN:                                              7.05
Origin-only ASes present in the Internet Routing Table:            2309
Origin ASes announcing only one prefix:                            1014
Transit ASes present in the Internet Routing Table:                 376
Transit-only ASes present in the Internet Routing Table:             72
Paths with bogon ASNs present in the IPv4 Routing Table:             94
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:                 2
    Number of instances of unregistered ASNs:                         2
Number of 32-bit ASNs allocated by the RIRs:                      45705
Number of 32-bit ASNs visible in the Routing Table:                 666
Prefixes from 32-bit ASNs in the Routing Table:                    1826
Number of bogon 32-bit ASNs visible in the Routing Table:           106
Special use prefixes present in the Routing Table:                    0
Prefixes being announced from unallocated address space:              1
Number of addresses announced to Internet:                   3224715444
    Equivalent to 192 /8s, 53 /16s and 64 /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:        1951

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

Prefixes being announced by APNIC Region ASes:                     3987
    Total APNIC prefixes after maximum aggregation:                1713
    APNIC Deaggregation factor:                                    2.33
Prefixes being announced from the APNIC address blocks:            3988
    Unique aggregates announced from the APNIC address blocks:       11
APNIC Region origin ASes present in the Internet Routing Table:     491
    APNIC Prefixes per ASN:                                        8.12
APNIC Region origin ASes announcing only one prefix:                202
APNIC Region transit ASes present in the Internet Routing Table:     56
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:    219
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:                      8782
    Total ARIN prefixes after maximum aggregation:                 4813
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:             8795
    Unique aggregates announced from the ARIN address blocks:       175
ARIN Region origin ASes present in the Internet Routing Table:     1250
    ARIN Prefixes per ASN:                                         7.04
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:     201
Number of ARIN addresses announced to Internet:             -2144932684
    Equivalent to 128 /8s, 38 /16s and 236 /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:                      3543
    Total RIPE prefixes after maximum aggregation:                 2063
    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:      668
    RIPE Prefixes per ASN:                                         5.29
RIPE Region origin ASes announcing only one prefix:                 298
RIPE Region transit ASes present in the Internet Routing Table:     106
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:     158
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:                    1497
    Total LACNIC prefixes after maximum aggregation:                511
    LACNIC Deaggregation factor:                                   2.93
Prefixes being announced from the LACNIC address blocks:           1496
    Unique aggregates announced from the LACNIC address blocks:       0
LACNIC Region origin ASes present in the Internet Routing Table:    153
    LACNIC Prefixes per ASN:                                       9.78
LACNIC Region origin ASes announcing only one prefix:                53
LACNIC Region transit ASes present in the Internet Routing Table:    23
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:    63
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:                   1118
    Total AfriNIC prefixes after maximum aggregation:               151
    AfriNIC Deaggregation factor:                                  7.40
Prefixes being announced from the AfriNIC address blocks:          1117
    Unique aggregates announced from the AfriNIC address blocks:      2
AfriNIC Region origin ASes present in the Internet Routing Table:    49
    AfriNIC Prefixes per ASN:                                     22.80
AfriNIC Region origin ASes announcing only one prefix:               30
AfriNIC Region transit ASes present in the Internet Routing Table:   11
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   25
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         449      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      12  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         542      786717      65  CENIC-2152, US
  2920         221         38      48  LACOE, US
   668         205      524573      99  DNIC-AS-00668, US
   376         201      786586     161  RISQ-AS, CA
  5786         197         16       1  UPRENET, PR
 18558         141         18       5  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         186      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         281      262301      54  Rede Nacional de Ensino e Pesquisa, BR
 28391         154      262149      28  Universidad Juarez Autonoma de Tabasco, 
 11340         110      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         525         82       3  KENET-AS, KE
  2018         381      262449      73  TENET-1, ZA
  8094          47      262150       4  PUKNET, ZA
 37215          33          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
327700          15         16       1  MoRENet, MZ
 37661          12      262148       2  NRaE1-AS, NG
 37501          11         49       6  UOFS, ZA
 36982           8      262160       3  UCT, ZA
 37654           6          0       5  RwEdNet-AS, RW

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
  2152         542      786717      65  CENIC-2152, US
 36914         525         82       3  KENET-AS, KE
  7497         449      262274      31  CSTNET-AS-AP Computer Network Informatio
  2018         381      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         281      262301      54  Rede Nacional de Ensino e Pesquisa, BR
  2920         221         38      48  LACOE, US
   668         205      524573      99  DNIC-AS-00668, US
   376         201      786586     161  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
 36914         525          522  KENET-AS, KE
  7497         449          418  CSTNET-AS-AP Computer Network Information Cente
  2018         381          308  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         281          227  Rede Nacional de Ensino e Pesquisa, BR
  5786         197          196  UPRENET, PR
  2920         221          173  LACOE, US
   786         186          143  JANET Jisc Services Limited, GB
 18558         141          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
     65208  PRIVATE      206.206.155.152/32       11570  AS11570, 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)
-------------------------------------------------------

 /1:370      /2:4874     /3:16       /4:0        /5:0        /6:0       
 /7:0        /8:0        /9:1       /10:1       /11:1       /12:11      
/13:17      /14:31      /15:118     /16:1811    /17:284     /18:302     
/19:391     /20:576     /21:585     /22:933     /23:999     /24:7345    
/25:29      /26:50      /27:86      /28:19      /29:53      /30:22      
/31:2       /32:2       

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

   ASN  No of nets  Total ann.  Description
 36914         367         525  KENET-AS, KE
  8895          86         133  ISU Internet Services Unit ISU, SA
  1916          50         281  Rede Nacional de Ensino e Pesquisa, BR
  2152          44         542  CENIC-2152, US
  3267          35          77  NIKS, RU
 32440          35          63  LONI, US
 23024          34          95  OCDE, US
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 46115          32          35  LUTHER, US
 25977          30          44  HCCS, 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       23:7        24:1        31:1        35:5        37:8      
  38:10       40:1        41:223      42:11       44:4        45:50     
  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       76:42       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       102:2      
 103:203     104:45      108:10      111:16      113:2       114:24     
 116:9       117:61      119:23      121:24      123:8       124:42     
 125:5       128:47      129:20      130:54      131:37      132:19     
 134:94      136:86      137:115     138:65      139:8       140:13     
 141:1       142:46      143:15      144:22      146:124     147:33     
 148:84      149:7       150:21      151:8       152:138     153:13     
 154:39      155:44      156:132     157:24      158:19      159:48     
 160:2       161:8       162:23      163:29      164:6       165:7      
 166:1       167:21      168:63      169:3       170:45      171:1      
 172:1       173:5       175:11      177:5       179:11      180:16     
 182:8       185:31      186:2       187:17      188:10      189:4      
 190:16      191:13      192:1008    193:190     194:96      195:46     
 196:146     197:177     198:293     199:168     200:194     201:33     
 202:434     203:246     204:218     205:82      206:123     207:199    
 208:34      209:109     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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