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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 17 21:30:58 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Thu 17 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:                             1010908
    Prefixes after maximum aggregation (per Origin AS):          384206
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      487414
    Number of IPv4 prefixes with a valid ROA:                    566850
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         444039
Total ASes present in the Internet Routing Table:                 77153
    Prefixes per ASN:                                             13.10
Origin-only ASes present in the Internet Routing Table:           65986
Origin ASes announcing only one prefix:                           26876
Transit ASes present in the Internet Routing Table:               11167
Transit-only ASes present in the Internet Routing Table:            585
Paths with bogon ASNs present in the IPv4 Routing Table:             60
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:              1110
    Number of instances of unregistered ASNs:                      1145
Number of 32-bit ASNs allocated by the RIRs:                      46856
Number of 32-bit ASNs visible in the Routing Table:               38628
Prefixes from 32-bit ASNs in the Routing Table:                  209232
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:                   3112216897
    Equivalent to 185 /8s, 128 /16s and 169 /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:      328249

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

Prefixes being announced by APNIC Region ASes:                   274447
    Total APNIC prefixes after maximum aggregation:               78806
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          265159
    Unique aggregates announced from the APNIC address blocks:   105578
APNIC Region origin ASes present in the Internet Routing Table:   14814
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4508
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:  10284
Number of APNIC addresses announced to Internet:              754755648
    Equivalent to 44 /8s, 252 /16s and 168 /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:                    294321
    Total ARIN prefixes after maximum aggregation:               132035
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295940
    Unique aggregates announced from the ARIN address blocks:    141124
ARIN Region origin ASes present in the Internet Routing Table:    19227
    ARIN Prefixes per ASN:                                        15.39
ARIN Region origin ASes announcing only one prefix:                7021
ARIN Region transit ASes present in the Internet Routing Table:    2011
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:    5248
Number of ARIN addresses announced to Internet:              1349277952
    Equivalent to 80 /8s, 108 /16s and 89 /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:                    280590
    Total RIPE prefixes after maximum aggregation:               136092
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279613
    Unique aggregates announced from the RIPE address blocks:    177372
RIPE Region origin ASes present in the Internet Routing Table:    28974
    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:    4015
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12578
Number of RIPE addresses announced to Internet:               732103617
    Equivalent to 43 /8s, 163 /16s and 3 /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:                  126351
    Total LACNIC prefixes after maximum aggregation:              29766
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122635
    Unique aggregates announced from the LACNIC address blocks:   49130
LACNIC Region origin ASes present in the Internet Routing Table:  11271
    LACNIC Prefixes per ASN:                                      10.88
LACNIC Region origin ASes announcing only one prefix:              2642
LACNIC Region transit ASes present in the Internet Routing Table:  2545
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:  9228
Number of LACNIC addresses announced to Internet:             171088448
    Equivalent to 10 /8s, 50 /16s and 154 /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:                  34089
    Total AfriNIC prefixes after maximum aggregation:              6755
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         47220
    Unique aggregates announced from the AfriNIC address blocks:  13898
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     24.61
AfriNIC Region origin ASes announcing only one prefix:              670
AfriNIC Region transit ASes present in the Internet Routing Table:  389
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1290
Number of AfriNIC addresses announced to Internet:            104715008
    Equivalent to 6 /8s, 61 /16s and 211 /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        6135        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4877       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4482        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        2878        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       13744      40968    5288  AMAZON-02, US
   174        5265       8769     858  COGENT-174, US
 11492        4812        319     611  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        3223      54766    2474  DNIC-AS-00749, US
396982        3195       3855     431  GOOGLE-CLOUD-PLATFORM, US
 16625        2988       1255    2219  AKAMAI-AS, US
  4155        2865        217    1728  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        7601       1712     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3978       3396     140  AKAMAI-ASN1, NL
  9009        3790        361    2111  M247, RO
 12389        3121       2317     873  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     583  TELLCOM-AS, TR
  5384        2397        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2324        164    1692  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       12285       3255     573  UNINET, MX
 10620        3512        481    1022  Telmex Colombia S.A., CO
 13999        2530        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      21  Telefonica del Peru S.A.A., PE
 11664        1171        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1069         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1019        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        1691        660      28  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36992        1220       1482     322  ETISALAT-MISR, EG
 36935         822        520      43  Vodafone-, EG
 37069         702       1112      11  MOBINIL, EG
 24863         660        389      22  LINKdotNET-AS, EG
 36914         569         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       13744      40968    5288  AMAZON-02, US
  8151       12285       3255     573  UNINET, MX
  9808       11983       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7601       1712     148  UNI2-AS, ES
  7545        6135        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5265       8769     858  COGENT-174, US
  4538        4877       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4812        319     611  CABLEONE, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 18403        4482        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       12285        11712  UNINET, MX
 12479        7601         7453  UNI2-AS, ES
  7545        6135         5523  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4877         4802  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4482         4457  FPT-AS-AP FPT Telecom Company, VN
   174        5265         4407  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
23.142.24.0/24       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     /14:1214    /15:2159    /16:13872   /17:8462    /18:14276   
/19:25316   /20:45562   /21:53124   /22:113356  /23:106051  /24:625715  
/25:137     /26:113     /27:102     /28:20      /29:73      /30:8       
/31:0       /32:304     

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

   ASN  No of nets  Total ann.  Description
 12479        6543        7601  UNI2-AS, ES
  8151        6509       12285  UNINET, MX
 11492        3606        4812  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        2360       13744  AMAZON-02, US
 30036        2270        2611  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2199        3512  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)
----------------------------------------------

   1:2469      2:1599      3:854       4:12        5:4852      6:163    
   7:6         8:1587      9:1        11:172      12:1335     13:465    
  14:2622     15:366      16:286      17:386      18:899      20:573    
  21:4        22:188      23:7732     24:2731     25:2        27:2884   
  29:19       31:3434     32:39       33:1        34:84       35:260    
  36:3616     37:4615     38:10568    39:919      40:253      41:4227   
  42:1993     43:2798     44:373      45:18860    46:5200     47:355    
  49:1917     50:1949     51:591      52:1555     54:324      55:1110   
  56:11       57:277      58:2294     59:1405     60:1202     61:3069   
  62:2977     63:1806     64:5537     65:2175     66:4736     67:3104   
  68:1089     69:3976     70:1046     71:630      72:2853     74:2800   
  75:1512     76:608      77:2765     78:1903     79:1724     80:2238   
  81:2092     82:3198     83:1484     84:1903     85:3466     86:1184   
  87:2391     88:1318     89:4469     90:779      91:8460     92:2823   
  93:2965     94:4209     95:4437     96:1485     97:309      98:956    
  99:696     100:71      101:1458    102:4098    103:32782   104:5214   
 105:1005    106:977     107:2638    108:1187    109:4246    110:2283   
 111:3378    112:2271    113:1902    114:1978    115:2311    116:2149   
 117:2633    118:3021    119:2037    120:2228    121:1409    122:2926   
 123:2529    124:1780    125:2932    126:91      128:1642    129:981    
 130:1310    131:2065    132:774     133:450     134:1644    135:351    
 136:1464    137:1272    138:2882    139:1662    140:1654    141:1523   
 142:1904    143:1995    144:1196    145:562     146:2196    147:2110   
 148:2711    149:3019    150:1254    151:2239    152:2098    153:590    
 154:7908    155:1848    156:3124    157:1937    158:1338    159:2517   
 160:3639    161:1895    162:3873    163:2264    164:1883    165:2342   
 166:1525    167:2022    168:4023    169:784     170:5187    171:1018   
 172:4228    173:3392    174:919     175:1353    176:3747    177:4903   
 178:3971    179:2372    180:2683    181:4143    182:3537    183:2269   
 184:2104    185:21697   186:5297    187:4719    188:4291    189:4406   
 190:9610    191:1555    192:11378   193:9503    194:7928    195:5721   
 196:3286    197:3143    198:6115    199:8610    200:8287    201:6433   
 202:10980   203:10948   204:4655    205:3617    206:4541    207:3550   
 208:4311    209:5159    210:4928    211:2820    212:4611    213:3839   
 214:1022    215:46      216:6796    217:3358    218:1436    219:600    
 220:2151    221:1197    222:997     223:2735   

End of report


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