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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jul 15 21:31:10 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Tue 15 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:                             1010009
    Prefixes after maximum aggregation (per Origin AS):          384146
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      487071
    Number of IPv4 prefixes with a valid ROA:                    565782
    Number of IPv4 prefixes with an invalid ROA:                     80
    Number of IPv4 prefixes with no ROA:                         444147
Total ASes present in the Internet Routing Table:                 77116
    Prefixes per ASN:                                             13.10
Origin-only ASes present in the Internet Routing Table:           65944
Origin ASes announcing only one prefix:                           26864
Transit ASes present in the Internet Routing Table:               11172
Transit-only ASes present in the Internet Routing Table:            588
Paths with bogon ASNs present in the IPv4 Routing Table:             62
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:              1107
    Number of instances of unregistered ASNs:                      1142
Number of 32-bit ASNs allocated by the RIRs:                      46832
Number of 32-bit ASNs visible in the Routing Table:               38598
Prefixes from 32-bit ASNs in the Routing Table:                  209036
Number of bogon 32-bit ASNs visible in the Routing Table:            84
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            345
Number of addresses announced to Internet:                   3111823169
    Equivalent to 185 /8s, 122 /16s and 167 /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:      328163

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

Prefixes being announced by APNIC Region ASes:                   274117
    Total APNIC prefixes after maximum aggregation:               78777
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          264834
    Unique aggregates announced from the APNIC address blocks:   105585
APNIC Region origin ASes present in the Internet Routing Table:   14807
    APNIC Prefixes per ASN:                                       17.89
APNIC Region origin ASes announcing only one prefix:               4509
APNIC Region transit ASes present in the Internet Routing Table:   2018
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:  10280
Number of APNIC addresses announced to Internet:              754715200
    Equivalent to 44 /8s, 252 /16s and 10 /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:                    294116
    Total ARIN prefixes after maximum aggregation:               132113
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295845
    Unique aggregates announced from the ARIN address blocks:    141027
ARIN Region origin ASes present in the Internet Routing Table:    19216
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7018
ARIN Region transit ASes present in the Internet Routing Table:    2006
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:    5244
Number of ARIN addresses announced to Internet:              1349631232
    Equivalent to 80 /8s, 113 /16s and 189 /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:                    280429
    Total RIPE prefixes after maximum aggregation:               135970
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279345
    Unique aggregates announced from the RIPE address blocks:    177091
RIPE Region origin ASes present in the Internet Routing Table:    28963
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12036
RIPE Region transit ASes present in the Internet Routing Table:    4016
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:   12565
Number of RIPE addresses announced to Internet:               731620801
    Equivalent to 43 /8s, 155 /16s and 165 /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:                  126044
    Total LACNIC prefixes after maximum aggregation:              29784
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         122350
    Unique aggregates announced from the LACNIC address blocks:   49142
LACNIC Region origin ASes present in the Internet Routing Table:  11267
    LACNIC Prefixes per ASN:                                      10.86
LACNIC Region origin ASes announcing only one prefix:              2635
LACNIC Region transit ASes present in the Internet Routing Table:  2551
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9227
Number of LACNIC addresses announced to Internet:             171009088
    Equivalent to 10 /8s, 49 /16s and 100 /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:                  34196
    Total AfriNIC prefixes after maximum aggregation:              6755
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         47290
    Unique aggregates announced from the AfriNIC address blocks:  13912
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     24.72
AfriNIC Region origin ASes announcing only one prefix:              666
AfriNIC Region transit ASes present in the Internet Routing Table:  385
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: 1282
Number of AfriNIC addresses announced to Internet:            104634880
    Equivalent to 6 /8s, 60 /16s and 154 /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       11977       8921     173  CHINAMOBILE-CN China Mobile Communication
  7545        6134        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4452        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4392        535     311  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4380       1874      55  VNPT-AS-VN VNPT Corp, VN
  7552        3941       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3702       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2902        862     519  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2791        832     221  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       13720      40965    5275  AMAZON-02, US
   174        5282       8770     856  COGENT-174, US
 11492        4789        317     607  CABLEONE, US
  7155        3870        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3340       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54767    2476  DNIC-AS-00749, US
396982        3194       3854     430  GOOGLE-CLOUD-PLATFORM, US
 16625        2988       1255    2219  AKAMAI-AS, US
  4155        2861        217    1731  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        7637       1713     150  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3978       3396     140  AKAMAI-ASN1, NL
  9009        3774        358    2097  M247, RO
 12389        3119       2317     873  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
  5384        2381        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2326        165    1696  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1563       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       12304       3255     573  UNINET, MX
 10620        3513        481    1023  Telmex Colombia S.A., CO
 13999        2525        511     349  Mega Cable, S.A. de C.V., MX
 11830        1984        369      64  Instituto Costarricense de Electricidad y
 28573        1370       2435     268  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        786     204  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1163        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1066         68     380  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1020       2487      55  TIM SA, BR

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        1685        633      33  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36992        1205       1477     332  ETISALAT-MISR, EG
 36935         822        520      43  Vodafone-, EG
 37069         702       1112      11  MOBINIL, EG
 24863         656        389      22  LINKdotNET-AS, EG
 36914         575         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       13720      40965    5275  AMAZON-02, US
  8151       12304       3255     573  UNINET, MX
  9808       11977       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7637       1713     150  UNI2-AS, ES
  7545        6134        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5282       8770     856  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4789        317     607  CABLEONE, US
 18403        4452        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       11977        11804  CHINAMOBILE-CN China Mobile Communications Grou
  8151       12304        11731  UNINET, MX
 12479        7637         7487  UNI2-AS, ES
  7545        6134         5522  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        4452         4427  FPT-AS-AP FPT Telecom Company, VN
   174        5282         4426  COGENT-174, US
 45899        4380         4325  VNPT-AS-VN VNPT Corp, VN
 11492        4789         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     
/13:583     /14:1214    /15:2158    /16:13870   /17:8467    /18:14282   
/19:25296   /20:45551   /21:53094   /22:113255  /23:106004  /24:625024  
/25:132     /26:112     /27:101     /28:19      /29:73      /30:8       
/31:0       /32:304     

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

   ASN  No of nets  Total ann.  Description
 12479        6572        7637  UNI2-AS, ES
  8151        6529       12304  UNINET, MX
 11492        3583        4789  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2828        3870  VIASAT-SP-BACKBONE, US
 22773        2493        3340  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2353       13720  AMAZON-02, US
 30036        2268        2609  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2200        3513  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)
----------------------------------------------

   1:2468      2:1597      3:853       4:12        5:4844      6:163    
   7:6         8:1587      9:1        11:172      12:1339     13:462    
  14:2624     15:366      16:286      17:387      18:899      20:571    
  21:4        22:188      23:7729     24:2730     25:2        27:2875   
  29:19       31:3428     32:39       33:1        34:84       35:260    
  36:3546     37:4616     38:10520    39:918      40:253      41:4242   
  42:1969     43:2794     44:373      45:18831    46:5177     47:355    
  49:1918     50:1944     51:591      52:1555     54:324      55:1109   
  56:11       57:276      58:2300     59:1352     60:1202     61:3066   
  62:2976     63:1803     64:5547     65:2176     66:4748     67:3100   
  68:1089     69:3969     70:1048     71:631      72:2854     74:2800   
  75:1512     76:607      77:2764     78:1901     79:1728     80:2238   
  81:2089     82:3185     83:1488     84:1898     85:3466     86:1182   
  87:2405     88:1317     89:4470     90:777      91:8465     92:2815   
  93:2960     94:4209     95:4441     96:1491     97:309      98:955    
  99:700     100:72      101:1456    102:4074    103:32793   104:5281   
 105:1106    106:975     107:2634    108:1261    109:4236    110:2283   
 111:3361    112:2253    113:1899    114:1977    115:2308    116:2154   
 117:2627    118:3021    119:2037    120:2203    121:1408    122:2928   
 123:2554    124:1775    125:2932    126:91      128:1634    129:980    
 130:1314    131:2061    132:775     133:450     134:1584    135:351    
 136:1434    137:1272    138:2876    139:1660    140:1658    141:1528   
 142:1910    143:1994    144:1196    145:559     146:2197    147:2105   
 148:2705    149:3017    150:1253    151:2233    152:2083    153:592    
 154:7902    155:1841    156:3104    157:1939    158:1334    159:2515   
 160:3636    161:1873    162:3876    163:2249    164:1880    165:2112   
 166:1523    167:2023    168:4050    169:784     170:5170    171:1014   
 172:4419    173:3388    174:917     175:1350    176:3742    177:4905   
 178:3970    179:2363    180:2693    181:4133    182:3527    183:2255   
 184:2105    185:21660   186:5282    187:4723    188:4275    189:4409   
 190:9605    191:1528    192:11367   193:9494    194:7928    195:5724   
 196:3290    197:3154    198:6116    199:8600    200:8297    201:6411   
 202:10978   203:10916   204:4594    205:3629    206:4542    207:3532   
 208:4315    209:5156    210:4956    211:2819    212:4605    213:3824   
 214:1021    215:46      216:6801    217:3331    218:1435    219:600    
 220:2147    221:1191    222:965     223:2695   

End of report


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