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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jul 19 21:31:23 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sat 19 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:                              988652
    Prefixes after maximum aggregation (per Origin AS):          382831
    Deaggregation factor:                                          2.58
    Unique aggregates announced (without unneeded subnets):      486927
    Number of IPv4 prefixes with a valid ROA:                    555735
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         432897
Total ASes present in the Internet Routing Table:                 76974
    Prefixes per ASN:                                             12.84
Origin-only ASes present in the Internet Routing Table:           65878
Origin ASes announcing only one prefix:                           26925
Transit ASes present in the Internet Routing Table:               11096
Transit-only ASes present in the Internet Routing Table:            566
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:                                      52
    Max AS path prepend of ASN (  7438)                              33
Prefixes from unregistered ASNs in the Routing Table:              1112
    Number of instances of unregistered ASNs:                      1147
Number of 32-bit ASNs allocated by the RIRs:                      46890
Number of 32-bit ASNs visible in the Routing Table:               38549
Prefixes from 32-bit ASNs in the Routing Table:                  205488
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:            321
Number of addresses announced to Internet:                   3106995265
    Equivalent to 185 /8s, 48 /16s and 252 /24s
    Percentage of available address space announced:               83.9
    Percentage of allocated address space announced:               83.9
    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:      323222

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

Prefixes being announced by APNIC Region ASes:                   260996
    Total APNIC prefixes after maximum aggregation:               77697
    APNIC Deaggregation factor:                                    3.36
Prefixes being announced from the APNIC address blocks:          252168
    Unique aggregates announced from the APNIC address blocks:   104954
APNIC Region origin ASes present in the Internet Routing Table:   14693
    APNIC Prefixes per ASN:                                       17.16
APNIC Region origin ASes announcing only one prefix:               4500
APNIC Region transit ASes present in the Internet Routing Table:   1980
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10233
Number of APNIC addresses announced to Internet:              749238080
    Equivalent to 44 /8s, 168 /16s and 119 /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:                    291813
    Total ARIN prefixes after maximum aggregation:               132067
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           293219
    Unique aggregates announced from the ARIN address blocks:    141194
ARIN Region origin ASes present in the Internet Routing Table:    19234
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                7032
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:    5253
Number of ARIN addresses announced to Internet:              1349310976
    Equivalent to 80 /8s, 108 /16s and 218 /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:                    275755
    Total RIPE prefixes after maximum aggregation:               135886
    RIPE Deaggregation factor:                                     2.03
Prefixes being announced from the RIPE address blocks:           274865
    Unique aggregates announced from the RIPE address blocks:    177400
RIPE Region origin ASes present in the Internet Routing Table:    28944
    RIPE Prefixes per ASN:                                         9.50
RIPE Region origin ASes announcing only one prefix:               12053
RIPE Region transit ASes present in the Internet Routing Table:    4002
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:   12559
Number of RIPE addresses announced to Internet:               732198849
    Equivalent to 43 /8s, 164 /16s and 119 /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:                  124642
    Total LACNIC prefixes after maximum aggregation:              29722
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         120983
    Unique aggregates announced from the LACNIC address blocks:   49182
LACNIC Region origin ASes present in the Internet Routing Table:  11255
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2531
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        37
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9219
Number of LACNIC addresses announced to Internet:             171071296
    Equivalent to 10 /8s, 50 /16s and 87 /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:                  34334
    Total AfriNIC prefixes after maximum aggregation:              6725
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         47096
    Unique aggregates announced from the AfriNIC address blocks:  13931
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     24.58
AfriNIC Region origin ASes announcing only one prefix:              687
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: 1285
Number of AfriNIC addresses announced to Internet:            104976128
    Equivalent to 6 /8s, 65 /16s and 207 /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       11823       8762     116  CHINAMOBILE-CN China Mobile Communication
  7545        6147        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4474        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4445        535     311  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3702       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3278       1868     100  VNPT-AS-VN VNPT Corp, VN
 24560        2905        863     520  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2741        812     179  CMNET-JIANGSU-AP China Mobile communicati
  4755        2181        434     191  TATACOMM-AS TATA Communications formerly 

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       13698      40975    5285  AMAZON-02, US
 11492        4810        319     622  CABLEONE, US
  7155        3855        286      85  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
   174        3461       8771     860  COGENT-174, US
 22773        3339       3015     164  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3223      54766    2474  DNIC-AS-00749, US
396982        3195       3855     431  GOOGLE-CLOUD-PLATFORM, US
 16625        2925       1234    2181  AKAMAI-AS, US
  4155        2864        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        7602       1712     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3925       3395     138  AKAMAI-ASN1, NL
  9009        3787        360    2108  M247, RO
 12389        3119       2317     872  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     583  TELLCOM-AS, TR
212238        2322        164    1690  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1545       1852      14  TE-AS TE-AS, EG
203020        1475        163     648  HOSTROYALE, IN

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       12308       3255     574  UNINET, MX
 10620        3514        482    1020  Telmex Colombia S.A., CO
 13999        2529        511     349  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1370       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
 24863        1213        389      22  LINKdotNET-AS, EG
 37069        1101       1112      11  MOBINIL, EG
 36935         822        520      43  Vodafone-, EG
 36914         578         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       13698      40975    5285  AMAZON-02, US
  8151       12308       3255     574  UNINET, MX
  9808       11823       8762     116  CHINAMOBILE-CN China Mobile Communication
 12479        7602       1712     148  UNI2-AS, ES
  7545        6147        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4810        319     622  CABLEONE, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 18403        4474        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4445        535     311  BBIL-AP BHARTI Airtel Ltd., IN
 20940        3925       3395     138  AKAMAI-ASN1, NL

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       12308        11734  UNINET, MX
  9808       11823        11707  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7602         7454  UNI2-AS, ES
  7545        6147         5535  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4474         4449  FPT-AS-AP FPT Telecom Company, VN
 11492        4810         4188  CABLEONE, US
  9498        4445         4134  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918         3891  VIETEL-AS-AP Viettel Group, VN
 20940        3925         3787  AKAMAI-ASN1, NL

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      /12:298     
/13:578     /14:1200    /15:2129    /16:13770   /17:8198    /18:13462   
/19:24515   /20:44151   /21:51717   /22:111702  /23:102660  /24:613352  
/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        6544        7602  UNI2-AS, ES
  8151        6528       12308  UNINET, MX
 11492        3604        4810  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2814        3855  VIASAT-SP-BACKBONE, US
 22773        2493        3339  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2352       13698  AMAZON-02, US
 30036        2270        2611  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2201        3514  Telmex Colombia S.A., CO

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

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

   1:2418      2:1493      3:854       4:12        5:4716      6:163    
   7:6         8:1551      9:1        11:172      12:1335     13:459    
  14:2557     15:365      16:286      17:379      18:896      20:558    
  21:4        22:188      23:7701     24:2725     25:2        27:2751   
  29:19       31:3343     32:35       33:1        34:80       35:261    
  36:3626     37:4561     38:9455     39:911      40:253      41:4205   
  42:1977     43:2660     44:369      45:18598    46:5088     47:336    
  49:1889     50:1949     51:591      52:1554     54:327      55:1113   
  56:11       57:272      58:2180     59:1277     60:1174     61:2833   
  62:2967     63:1798     64:5537     65:2162     66:4721     67:3101   
  68:1088     69:3974     70:1046     71:622      72:2849     74:2789   
  75:1512     76:602      77:2758     78:1900     79:1692     80:2198   
  81:2042     82:3179     83:1442     84:1891     85:3456     86:1087   
  87:2123     88:1312     89:4424     90:778      91:8409     92:2698   
  93:2944     94:4067     95:4398     96:1488     97:310      98:955    
  99:696     100:71      101:1182    102:3862    103:32090   104:5211   
 105:765     106:969     107:2639    108:1179    109:4169    110:2225   
 111:3309    112:2234    113:1858    114:1955    115:2175    116:2054   
 117:2577    118:2889    119:1915    120:2133    121:1336    122:2796   
 123:2225    124:1651    125:2874    126:91      128:1621    129:966    
 130:1303    131:2034    132:774     133:450     134:1645    135:350    
 136:1450    137:1265    138:2826    139:1582    140:1635    141:1516   
 142:1907    143:1989    144:1175    145:562     146:2165    147:2102   
 148:2711    149:2935    150:1225    151:2226    152:2071    153:589    
 154:7572    155:1846    156:3089    157:1933    158:1341    159:2512   
 160:3604    161:1888    162:3861    163:2241    164:1847    165:2346   
 166:1520    167:2022    168:3993    169:782     170:5120    171:1006   
 172:4220    173:3389    174:918     175:1314    176:3722    177:4752   
 178:3931    179:2301    180:2587    181:4121    182:3504    183:2124   
 184:2102    185:21575   186:5221    187:4679    188:4273    189:4340   
 190:9556    191:1502    192:11342   193:9472    194:7785    195:5595   
 196:3291    197:3197    198:6123    199:8602    200:8222    201:6387   
 202:10289   203:10529   204:4650    205:3610    206:4529    207:3550   
 208:4290    209:5131    210:4541    211:2588    212:4562    213:3820   
 214:1023    215:46      216:6738    217:3210    218:1377    219:393    
 220:2137    221:1191    222:740     223:2675   

End of report


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