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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 9 21:31:17 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Wed 09 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:                             1019646
    Prefixes after maximum aggregation (per Origin AS):          383388
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      485647
    Number of IPv4 prefixes with a valid ROA:                    572807
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         446820
Total ASes present in the Internet Routing Table:                 77144
    Prefixes per ASN:                                             13.22
Origin-only ASes present in the Internet Routing Table:           65980
Origin ASes announcing only one prefix:                           26511
Transit ASes present in the Internet Routing Table:               11164
Transit-only ASes present in the Internet Routing Table:            577
Paths with bogon ASNs present in the IPv4 Routing Table:             70
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      80
    Max AS path prepend of ASN (133647)                              73
Prefixes from unregistered ASNs in the Routing Table:              1150
    Number of instances of unregistered ASNs:                      1185
Number of 32-bit ASNs allocated by the RIRs:                      46764
Number of 32-bit ASNs visible in the Routing Table:               38585
Prefixes from 32-bit ASNs in the Routing Table:                  213365
Number of bogon 32-bit ASNs visible in the Routing Table:            88
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            297
Number of addresses announced to Internet:                   3111443265
    Equivalent to 185 /8s, 116 /16s and 219 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      334350

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

Prefixes being announced by APNIC Region ASes:                   274170
    Total APNIC prefixes after maximum aggregation:               78562
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          264928
    Unique aggregates announced from the APNIC address blocks:   105102
APNIC Region origin ASes present in the Internet Routing Table:   14809
    APNIC Prefixes per ASN:                                       17.89
APNIC Region origin ASes announcing only one prefix:               4488
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:                         80
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10270
Number of APNIC addresses announced to Internet:              754732864
    Equivalent to 44 /8s, 252 /16s and 79 /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:                    295377
    Total ARIN prefixes after maximum aggregation:               131821
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296890
    Unique aggregates announced from the ARIN address blocks:    140547
ARIN Region origin ASes present in the Internet Routing Table:    19223
    ARIN Prefixes per ASN:                                        15.44
ARIN Region origin ASes announcing only one prefix:                7010
ARIN Region transit ASes present in the Internet Routing Table:    2008
Average ARIN Region AS path length visible:                         4.9
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5242
Number of ARIN addresses announced to Internet:              1349288192
    Equivalent to 80 /8s, 108 /16s and 129 /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:                    282471
    Total RIPE prefixes after maximum aggregation:               135841
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281459
    Unique aggregates announced from the RIPE address blocks:    176848
RIPE Region origin ASes present in the Internet Routing Table:    28967
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               12007
RIPE Region transit ASes present in the Internet Routing Table:    4015
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12557
Number of RIPE addresses announced to Internet:               731352769
    Equivalent to 43 /8s, 151 /16s and 142 /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:                  132912
    Total LACNIC prefixes after maximum aggregation:              29705
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         129246
    Unique aggregates announced from the LACNIC address blocks:   49050
LACNIC Region origin ASes present in the Internet Routing Table:  11278
    LACNIC Prefixes per ASN:                                      11.46
LACNIC Region origin ASes announcing only one prefix:              2348
LACNIC Region transit ASes present in the Internet Routing Table:  2542
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9228
Number of LACNIC addresses announced to Internet:             171211072
    Equivalent to 10 /8s, 52 /16s and 121 /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:                  33566
    Total AfriNIC prefixes after maximum aggregation:              6700
    AfriNIC Deaggregation factor:                                  5.01
Prefixes being announced from the AfriNIC address blocks:         46826
    Unique aggregates announced from the AfriNIC address blocks:  13830
AfriNIC Region origin ASes present in the Internet Routing Table:  1922
    AfriNIC Prefixes per ASN:                                     24.36
AfriNIC Region origin ASes announcing only one prefix:              658
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: 1288
Number of AfriNIC addresses announced to Internet:            104659712
    Equivalent to 6 /8s, 60 /16s and 251 /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       11911       8919     170  CHINAMOBILE-CN China Mobile Communication
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4415        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4379       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4361        536     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3942       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3704       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2902        862     519  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2720        832     219  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       13672      40962    5260  AMAZON-02, US
   174        5295       8771     863  COGENT-174, US
 11492        4787        317     605  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3340       3018     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54767    2476  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        2989       1254    2219  AKAMAI-AS, US
  4155        2841        216    1730  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        7665       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3968       3396     140  AKAMAI-ASN1, NL
  9009        3793        361    2112  M247, RO
 12389        3125       2305     883  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
  5384        2381        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2347        167    1715  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1557       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       12324       3255     575  UNINET, MX
 10620        3509        481    1020  Telmex Colombia S.A., CO
 13999        2531        538     353  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1369       2435     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1168        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1061         67     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1023        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
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         771        522      45  Vodafone-, EG
 36992         750       1409     237  ETISALAT-MISR, EG
 24835         702        633      33  RAYA-AS, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 37069         600       1112      11  MOBINIL, EG
 36914         575         82       3  KENET-AS, KE
 15399         541         57      60  WANANCHI-, KE
 24863         539        388      20  LINKdotNET-AS, EG

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       13672      40962    5260  AMAZON-02, US
  8151       12324       3255     575  UNINET, MX
  9808       11911       8919     170  CHINAMOBILE-CN China Mobile Communication
 12479        7665       1713     148  UNI2-AS, ES
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5295       8771     863  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4787        317     605  CABLEONE, US
 18403        4415        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
  8151       12324        11749  UNINET, MX
  9808       11911        11741  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7665         7517  UNI2-AS, ES
  7545        6136         5523  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886         4811  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5295         4432  COGENT-174, US
 18403        4415         4390  FPT-AS-AP FPT Telecom Company, VN
 45899        4379         4324  VNPT-AS-VN VNPT Corp, VN
 11492        4787         4182  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     
/13:581     /14:1208    /15:2168    /16:13885   /17:8524    /18:14315   
/19:25358   /20:45616   /21:53528   /22:113252  /23:109186  /24:630826  
/25:121     /26:112     /27:101     /28:19      /29:74      /30:8       
/31:0       /32:302     

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

   ASN  No of nets  Total ann.  Description
 12479        6589        7665  UNI2-AS, ES
  8151        6518       12324  UNINET, MX
 11492        3581        4787  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2492        3340  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2348       13672  AMAZON-02, US
 30036        2265        2606  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2196        3509  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)
----------------------------------------------

   1:2470      2:1593      3:843       4:12        5:5133      6:162    
   7:6         8:1591      9:1        11:172      12:1342     13:458    
  14:2622     15:364      16:285      17:382      18:898      20:583    
  21:4        22:188      23:7724     24:2817     25:2        27:2858   
  29:19       31:3463     32:47       33:1        34:84       35:260    
  36:3521     37:4651     38:10537    39:917      40:236      41:4200   
  42:1943     43:2775     44:378      45:19403    46:5213     47:351    
  49:1915     50:1895     51:591      52:1556     54:321      55:1099   
  56:11       57:278      58:2300     59:1322     60:1206     61:3083   
  62:2982     63:1815     64:5575     65:2197     66:4797     67:3147   
  68:1099     69:4034     70:1050     71:631      72:2951     74:2821   
  75:1523     76:608      77:2852     78:1905     79:1739     80:2233   
  81:2102     82:3174     83:1510     84:1856     85:3464     86:1183   
  87:2416     88:1373     89:4471     90:776      91:8528     92:2821   
  93:2995     94:4204     95:4423     96:1501     97:310      98:960    
  99:695     100:72      101:1460    102:4265    103:32852   104:5236   
 105:1161    106:987     107:2635    108:1271    109:4249    110:2292   
 111:3330    112:2250    113:1901    114:1993    115:2268    116:2147   
 117:2603    118:3022    119:2036    120:2196    121:1408    122:2930   
 123:2542    124:1783    125:2934    126:91      128:1659    129:980    
 130:1330    131:2125    132:790     133:450     134:1586    135:392    
 136:1433    137:1276    138:3032    139:1664    140:1655    141:1521   
 142:1918    143:1997    144:1172    145:560     146:2198    147:2108   
 148:2721    149:3026    150:1251    151:2218    152:2094    153:591    
 154:7996    155:1793    156:3167    157:1944    158:1337    159:2515   
 160:3708    161:1899    162:3891    163:2259    164:1905    165:2122   
 166:1506    167:2037    168:4183    169:793     170:5392    171:1017   
 172:4435    173:3387    174:920     175:1348    176:3821    177:5411   
 178:4048    179:2506    180:2685    181:4261    182:3529    183:2246   
 184:2118    185:21824   186:5579    187:4946    188:4437    189:4540   
 190:9868    191:1584    192:11329   193:9527    194:7974    195:5779   
 196:3373    197:3303    198:6129    199:8587    200:8668    201:6528   
 202:10965   203:10949   204:4586    205:3644    206:4555    207:3549   
 208:4316    209:5168    210:4988    211:2793    212:4637    213:3830   
 214:1023    215:46      216:6823    217:3341    218:1431    219:611    
 220:2149    221:1182    222:966     223:2652   

End of report


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