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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jul 18 21:31:12 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Fri 18 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:                             1011214
    Prefixes after maximum aggregation (per Origin AS):          384171
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      487219
    Number of IPv4 prefixes with a valid ROA:                    566929
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         444266
Total ASes present in the Internet Routing Table:                 77140
    Prefixes per ASN:                                             13.11
Origin-only ASes present in the Internet Routing Table:           65976
Origin ASes announcing only one prefix:                           26863
Transit ASes present in the Internet Routing Table:               11164
Transit-only ASes present in the Internet Routing Table:            586
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:              1147
    Number of instances of unregistered ASNs:                      1182
Number of 32-bit ASNs allocated by the RIRs:                      46864
Number of 32-bit ASNs visible in the Routing Table:               38620
Prefixes from 32-bit ASNs in the Routing Table:                  209345
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:            341
Number of addresses announced to Internet:                   3112742465
    Equivalent to 185 /8s, 136 /16s and 174 /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:      328212

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

Prefixes being announced by APNIC Region ASes:                   274552
    Total APNIC prefixes after maximum aggregation:               78762
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          265235
    Unique aggregates announced from the APNIC address blocks:   105369
APNIC Region origin ASes present in the Internet Routing Table:   14813
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4512
APNIC Region transit ASes present in the Internet Routing Table:   2014
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:  10287
Number of APNIC addresses announced to Internet:              754760000
    Equivalent to 44 /8s, 252 /16s and 185 /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:                    294443
    Total ARIN prefixes after maximum aggregation:               132030
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           296013
    Unique aggregates announced from the ARIN address blocks:    141134
ARIN Region origin ASes present in the Internet Routing Table:    19227
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7020
ARIN Region transit ASes present in the Internet Routing Table:    2007
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:    5249
Number of ARIN addresses announced to Internet:              1349539328
    Equivalent to 80 /8s, 112 /16s and 86 /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:                    280424
    Total RIPE prefixes after maximum aggregation:               136127
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279510
    Unique aggregates announced from the RIPE address blocks:    177434
RIPE Region origin ASes present in the Internet Routing Table:    28970
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12035
RIPE Region transit ASes present in the Internet Routing Table:    4018
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:   12574
Number of RIPE addresses announced to Internet:               732269505
    Equivalent to 43 /8s, 165 /16s and 139 /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:                  126357
    Total LACNIC prefixes after maximum aggregation:              29760
    LACNIC Deaggregation factor:                                   4.25
Prefixes being announced from the LACNIC address blocks:         122649
    Unique aggregates announced from the LACNIC address blocks:   49120
LACNIC Region origin ASes present in the Internet Routing Table:  11265
    LACNIC Prefixes per ASN:                                      10.89
LACNIC Region origin ASes announcing only one prefix:              2634
LACNIC Region transit ASes present in the Internet Routing Table:  2542
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:  9228
Number of LACNIC addresses announced to Internet:             171064896
    Equivalent to 10 /8s, 50 /16s and 62 /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:                  34291
    Total AfriNIC prefixes after maximum aggregation:              6735
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         47466
    Unique aggregates announced from the AfriNIC address blocks:  13876
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     24.88
AfriNIC Region origin ASes announcing only one prefix:              662
AfriNIC Region transit ASes present in the Internet Routing Table:  388
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:            104901632
    Equivalent to 6 /8s, 64 /16s and 172 /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        6147        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4495        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       13755      40980    5286  AMAZON-02, US
   174        5255       8771     860  COGENT-174, US
 11492        4812        319     611  CABLEONE, US
  7155        3869        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3340       3016     165  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        2866        218    1735  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        7600       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       12307       3255     574  UNINET, MX
 10620        3513        481    1019  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        1195        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        1733        660      28  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36992        1221       1482     324  ETISALAT-MISR, EG
 36935         822        520      43  Vodafone-, EG
 37069         702       1112      11  MOBINIL, EG
 24863         660        389      22  LINKdotNET-AS, EG
 36914         573         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 15399         543         57      61  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       13755      40980    5286  AMAZON-02, US
  8151       12307       3255     574  UNINET, MX
  9808       11983       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7600       1712     148  UNI2-AS, ES
  7545        6147        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        4812        319     611  CABLEONE, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 18403        4495        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       12307        11733  UNINET, MX
 12479        7600         7452  UNI2-AS, ES
  7545        6147         5535  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        4495         4470  FPT-AS-AP FPT Telecom Company, VN
   174        5255         4395  COGENT-174, US
 45899        4379         4324  VNPT-AS-VN VNPT Corp, VN
 11492        4812         4201  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
23.141.252.0/24      Origin:     26548  PUREVOLTAGE-INC, US
23.141.252.0/24     Transit:      6939  HURRICANE, 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

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    /15:2168    /16:13885   /17:8473    /18:14292   
/19:25345   /20:45582   /21:53132   /22:113386  /23:106046  /24:625889  
/25:137     /26:113     /27:103     /28:20      /29:72      /30:8       
/31:0       /32:304     

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

   ASN  No of nets  Total ann.  Description
 12479        6542        7600  UNI2-AS, ES
  8151        6527       12307  UNINET, MX
 11492        3606        4812  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2827        3869  VIASAT-SP-BACKBONE, US
 22773        2493        3340  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2361       13755  AMAZON-02, US
 30036        2270        2611  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)
----------------------------------------------

   1:2477      2:1599      3:857       4:12        5:4870      6:163    
   7:6         8:1587      9:1        11:172      12:1336     13:465    
  14:2627     15:366      16:286      17:387      18:899      20:578    
  21:4        22:188      23:7734     24:2731     25:2        27:2881   
  29:19       31:3435     32:39       33:1        34:84       35:261    
  36:3648     37:4616     38:10565    39:920      40:253      41:4246   
  42:2006     43:2798     44:373      45:18897    46:5180     47:354    
  49:1915     50:1949     51:591      52:1555     54:327      55:1113   
  56:11       57:278      58:2296     59:1402     60:1202     61:3069   
  62:2979     63:1805     64:5549     65:2175     66:4746     67:3105   
  68:1088     69:3973     70:1046     71:631      72:2852     74:2804   
  75:1512     76:608      77:2759     78:1898     79:1709     80:2239   
  81:2064     82:3192     83:1484     84:1895     85:3467     86:1184   
  87:2397     88:1319     89:4464     90:779      91:8464     92:2767   
  93:2966     94:4202     95:4426     96:1488     97:310      98:955    
  99:696     100:71      101:1458    102:4065    103:32766   104:5215   
 105:1030    106:977     107:2640    108:1187    109:4250    110:2283   
 111:3383    112:2271    113:1902    114:1976    115:2311    116:2151   
 117:2634    118:3021    119:2037    120:2228    121:1409    122:2931   
 123:2522    124:1783    125:2933    126:91      128:1639    129:984    
 130:1318    131:2065    132:774     133:450     134:1645    135:351    
 136:1454    137:1267    138:2883    139:1659    140:1659    141:1522   
 142:1906    143:2001    144:1192    145:562     146:2190    147:2107   
 148:2712    149:3017    150:1254    151:2242    152:2075    153:591    
 154:7925    155:1855    156:3148    157:1958    158:1338    159:2518   
 160:3647    161:1896    162:3875    163:2265    164:1882    165:2355   
 166:1526    167:2026    168:4057    169:789     170:5187    171:1017   
 172:4229    173:3397    174:918     175:1354    176:3746    177:4904   
 178:3954    179:2368    180:2682    181:4156    182:3535    183:2269   
 184:2104    185:21715   186:5301    187:4750    188:4283    189:4407   
 190:9612    191:1552    192:11375   193:9505    194:7928    195:5721   
 196:3293    197:3177    198:6122    199:8601    200:8290    201:6440   
 202:10984   203:10947   204:4655    205:3621    206:4541    207:3553   
 208:4311    209:5171    210:4928    211:2819    212:4608    213:3832   
 214:1025    215:46      216:6749    217:3360    218:1436    219:600    
 220:2151    221:1196    222:996     223:2736   

End of report


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