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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 20 21:31:17 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sun 20 Jul, 2025

  IPv4 BGP Table (Global) as seen at Guam.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/Guam/

Analysis Summary
----------------

BGP routing table entries examined:                             1012321
    Prefixes after maximum aggregation (per Origin AS):          384216
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      487490
    Number of IPv4 prefixes with a valid ROA:                    566940
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         445362
Total ASes present in the Internet Routing Table:                 77157
    Prefixes per ASN:                                             13.12
Origin-only ASes present in the Internet Routing Table:           66014
Origin ASes announcing only one prefix:                           26897
Transit ASes present in the Internet Routing Table:               11143
Transit-only ASes present in the Internet Routing Table:            581
Paths with bogon ASNs present in the IPv4 Routing Table:             58
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1105
    Number of instances of unregistered ASNs:                      1138
Number of 32-bit ASNs allocated by the RIRs:                      46910
Number of 32-bit ASNs visible in the Routing Table:               38635
Prefixes from 32-bit ASNs in the Routing Table:                  209345
Number of bogon 32-bit ASNs visible in the Routing Table:            80
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            310
Number of addresses announced to Internet:                   3112628545
    Equivalent to 185 /8s, 134 /16s and 241 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      328458

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

Prefixes being announced by APNIC Region ASes:                   274604
    Total APNIC prefixes after maximum aggregation:               78771
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          265290
    Unique aggregates announced from the APNIC address blocks:   105396
APNIC Region origin ASes present in the Internet Routing Table:   14818
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4514
APNIC Region transit ASes present in the Internet Routing Table:   2013
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10295
Number of APNIC addresses announced to Internet:              754721600
    Equivalent to 44 /8s, 252 /16s and 35 /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, 131072-155961
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:                    294437
    Total ARIN prefixes after maximum aggregation:               132038
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295952
    Unique aggregates announced from the ARIN address blocks:    141197
ARIN Region origin ASes present in the Internet Routing Table:    19239
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7031
ARIN Region transit ASes present in the Internet Routing Table:    2004
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5257
Number of ARIN addresses announced to Internet:              1349340672
    Equivalent to 80 /8s, 109 /16s and 78 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    280579
    Total RIPE prefixes after maximum aggregation:               136149
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279658
    Unique aggregates announced from the RIPE address blocks:    177506
RIPE Region origin ASes present in the Internet Routing Table:    28972
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12040
RIPE Region transit ASes present in the Internet Routing Table:    4012
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12572
Number of RIPE addresses announced to Internet:               732314561
    Equivalent to 43 /8s, 166 /16s and 59 /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,
                        53/8,  57/8,  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:                  126254
    Total LACNIC prefixes after maximum aggregation:              29744
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122567
    Unique aggregates announced from the LACNIC address blocks:   49173
LACNIC Region origin ASes present in the Internet Routing Table:  11259
    LACNIC Prefixes per ASN:                                      10.89
LACNIC Region origin ASes announcing only one prefix:              2641
LACNIC Region transit ASes present in the Internet Routing Table:  2533
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9222
Number of LACNIC addresses announced to Internet:             171096896
    Equivalent to 10 /8s, 50 /16s and 187 /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:                  35342
    Total AfriNIC prefixes after maximum aggregation:              6778
    AfriNIC Deaggregation factor:                                  5.21
Prefixes being announced from the AfriNIC address blocks:         48544
    Unique aggregates announced from the AfriNIC address blocks:  13953
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     25.30
AfriNIC Region origin ASes announcing only one prefix:              671
AfriNIC Region transit ASes present in the Internet Routing Table:  387
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1289
Number of AfriNIC addresses announced to Internet:            104956416
    Equivalent to 6 /8s, 65 /16s and 130 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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
  9808       11983       8921     173  CHINAMOBILE-CN China Mobile Communication
  7545        6148        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4483        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4445        535     311  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4379       1874      55  VNPT-AS-VN VNPT Corp, VN
  7552        3946       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3703       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2905        863     520  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2879        832     222  CMNET-JIANGSU-AP China Mobile communicati

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13761      40980    5291  AMAZON-02, US
   174        5255       8771     860  COGENT-174, US
 11492        4813        319     611  CABLEONE, US
  7155        3869        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3339       3015     164  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3223      54766    2474  DNIC-AS-00749, US
396982        3195       3855     431  GOOGLE-CLOUD-PLATFORM, US
 16625        2989       1255    2217  AKAMAI-AS, US
  4155        2861        217    1732  USDA-1, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7605       1712     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3978       3396     140  AKAMAI-ASN1, NL
  9009        3789        361    2110  M247, RO
 12389        3122       2317     873  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     583  TELLCOM-AS, TR
  5384        2398        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2322        164    1690  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1550       1852      14  TE-AS TE-AS, EG

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12310       3259     574  UNINET, MX
 10620        3514        482    1020  Telmex Colombia S.A., CO
 13999        2529        511     349  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2435     268  Claro NXT Telecomunicacoes Ltda, BR
  3816        1346        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1194        371      22  Telefonica del Peru S.A.A., PE
 11664        1179        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1069         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1022        373     162  Axtel, S.A.B. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1732        660      28  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1256       1484     342  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 24863        1213        389      22  LINKdotNET-AS, EG
 37069        1097       1112      11  MOBINIL, EG
 36935         822        520      43  Vodafone-, EG
 36914         576         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 15399         542         57      60  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13761      40980    5291  AMAZON-02, US
  8151       12310       3259     574  UNINET, MX
  9808       11983       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7605       1712     148  UNI2-AS, ES
  7545        6148        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5255       8771     860  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4813        319     611  CABLEONE, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 18403        4483        347      25  FPT-AS-AP FPT Telecom Company, VN

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808       11983        11810  CHINAMOBILE-CN China Mobile Communications Grou
  8151       12310        11736  UNINET, MX
 12479        7605         7457  UNI2-AS, ES
  7545        6148         5536  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886         4811  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4483         4458  FPT-AS-AP FPT Telecom Company, VN
   174        5255         4395  COGENT-174, US
 45899        4379         4324  VNPT-AS-VN VNPT Corp, VN
 11492        4813         4202  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    398074  UNALLOCATED  8.28.115.0/24            32787  PROLEXIC-TECHNOLOGIES-D
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, US
23.147.224.0/24      Origin:     27392  639-DATACENTERS, US
23.147.224.0/24     Transit:      3356  LEVEL3, US
23.147.225.0/24      Origin:     27392  639-DATACENTERS, US
23.147.225.0/24     Transit:      3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/Guam/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        /8:16       /9:14      /10:41      /11:92      /12:299     
/13:582     /14:1215    /15:2170    /16:13897   /17:8474    /18:14293   
/19:25374   /20:45928   /21:53147   /22:113813  /23:106123  /24:626085  
/25:137     /26:113     /27:103     /28:20      /29:72      /30:8       
/31:0       /32:305     

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

   ASN  No of nets  Total ann.  Description
 12479        6547        7605  UNI2-AS, ES
  8151        6528       12310  UNINET, MX
 11492        3606        4813  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2827        3869  VIASAT-SP-BACKBONE, US
 22773        2493        3339  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2367       13761  AMAZON-02, US
 30036        2270        2611  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2201        3514  Telmex Colombia S.A., CO

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

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

   1:2477      2:1598      3:856       4:12        5:4870      6:162    
   7:6         8:1585      9:1        11:172      12:1335     13:465    
  14:2628     15:366      16:286      17:383      18:900      20:578    
  21:4        22:188      23:7738     24:2731     25:2        27:2878   
  29:19       31:3435     32:39       33:1        34:84       35:261    
  36:3649     37:4613     38:10553    39:920      40:253      41:4296   
  42:1996     43:2796     44:373      45:18907    46:5185     47:354    
  49:1915     50:1949     51:591      52:1555     54:327      55:1112   
  56:11       57:278      58:2296     59:1402     60:1211     61:3068   
  62:2998     63:1806     64:5549     65:2173     66:4746     67:3103   
  68:1088     69:3962     70:1046     71:631      72:2854     74:2804   
  75:1512     76:602      77:2758     78:1902     79:1711     80:2238   
  81:2066     82:3195     83:1492     84:1895     85:3468     86:1185   
  87:2400     88:1319     89:4478     90:779      91:8467     92:2775   
  93:2964     94:4200     95:4426     96:1490     97:310      98:955    
  99:695     100:71      101:1458    102:4059    103:32770   104:5216   
 105:1054    106:977     107:2640    108:1187    109:4264    110:2282   
 111:3385    112:2272    113:1902    114:1976    115:2311    116:2149   
 117:2634    118:3021    119:2037    120:2228    121:1409    122:2933   
 123:2522    124:1783    125:2933    126:91      128:1630    129:983    
 130:1323    131:2070    132:775     133:450     134:1648    135:351    
 136:1454    137:1266    138:2877    139:1660    140:1659    141:1519   
 142:1908    143:1998    144:1189    145:562     146:2190    147:2107   
 148:2713    149:3017    150:1284    151:2231    152:2079    153:591    
 154:7938    155:1856    156:3148    157:1959    158:1340    159:2517   
 160:3639    161:1906    162:3868    163:2267    164:1858    165:2366   
 166:1523    167:2023    168:4051    169:787     170:5176    171:1017   
 172:4245    173:3394    174:918     175:1354    176:3747    177:4879   
 178:3957    179:2365    180:2682    181:4156    182:3540    183:2269   
 184:2104    185:21713   186:5283    187:4746    188:4292    189:4407   
 190:9616    191:1546    192:11376   193:9509    194:7926    195:5730   
 196:3311    197:3210    198:6129    199:8599    200:8283    201:6445   
 202:10982   203:10947   204:4660    205:3613    206:4539    207:3554   
 208:4306    209:5169    210:4958    211:2815    212:4609    213:3850   
 214:1021    215:46      216:6757    217:3361    218:1436    219:600    
 220:2152    221:1197    222:997     223:2736   

End of report


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