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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 13 21:31:03 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sun 13 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:                              975240
    Prefixes after maximum aggregation (per Origin AS):          380599
    Deaggregation factor:                                          2.56
    Unique aggregates announced (without unneeded subnets):      484635
    Number of IPv4 prefixes with a valid ROA:                    549072
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         426149
Total ASes present in the Internet Routing Table:                 76750
    Prefixes per ASN:                                             12.71
Origin-only ASes present in the Internet Routing Table:           65670
Origin ASes announcing only one prefix:                           26865
Transit ASes present in the Internet Routing Table:               11080
Transit-only ASes present in the Internet Routing Table:            569
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:              1105
    Number of instances of unregistered ASNs:                      1140
Number of 32-bit ASNs allocated by the RIRs:                      46830
Number of 32-bit ASNs visible in the Routing Table:               38423
Prefixes from 32-bit ASNs in the Routing Table:                  203231
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:            335
Number of addresses announced to Internet:                   2859800130
    Equivalent to 170 /8s, 117 /16s and 22 /24s
    Percentage of available address space announced:               77.2
    Percentage of allocated address space announced:               77.2
    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:      322228

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

Prefixes being announced by APNIC Region ASes:                   253187
    Total APNIC prefixes after maximum aggregation:               75045
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          244467
    Unique aggregates announced from the APNIC address blocks:   101618
APNIC Region origin ASes present in the Internet Routing Table:   14529
    APNIC Prefixes per ASN:                                       16.83
APNIC Region origin ASes announcing only one prefix:               4447
APNIC Region transit ASes present in the Internet Routing Table:   1959
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:  10149
Number of APNIC addresses announced to Internet:              602914113
    Equivalent to 35 /8s, 239 /16s and 189 /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:                    288399
    Total ARIN prefixes after maximum aggregation:               132835
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           290052
    Unique aggregates announced from the ARIN address blocks:    143215
ARIN Region origin ASes present in the Internet Routing Table:    19206
    ARIN Prefixes per ASN:                                        15.10
ARIN Region origin ASes announcing only one prefix:                7023
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:    5240
Number of ARIN addresses announced to Internet:              1260021504
    Equivalent to 75 /8s, 26 /16s and 103 /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:                    275161
    Total RIPE prefixes after maximum aggregation:               135508
    RIPE Deaggregation factor:                                     2.03
Prefixes being announced from the RIPE address blocks:           274018
    Unique aggregates announced from the RIPE address blocks:    176580
RIPE Region origin ASes present in the Internet Routing Table:    28900
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12038
RIPE Region transit ASes present in the Internet Routing Table:    3997
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:   12524
Number of RIPE addresses announced to Internet:               720648641
    Equivalent to 42 /8s, 244 /16s and 57 /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:                  124390
    Total LACNIC prefixes after maximum aggregation:              29743
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         120752
    Unique aggregates announced from the LACNIC address blocks:   49069
LACNIC Region origin ASes present in the Internet Routing Table:  11273
    LACNIC Prefixes per ASN:                                      10.71
LACNIC Region origin ASes announcing only one prefix:              2669
LACNIC Region transit ASes present in the Internet Routing Table:  2535
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:  9228
Number of LACNIC addresses announced to Internet:             171173184
    Equivalent to 10 /8s, 51 /16s and 229 /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:                  32998
    Total AfriNIC prefixes after maximum aggregation:              6725
    AfriNIC Deaggregation factor:                                  4.91
Prefixes being announced from the AfriNIC address blocks:         45616
    Unique aggregates announced from the AfriNIC address blocks:  13853
AfriNIC Region origin ASes present in the Internet Routing Table:  1915
    AfriNIC Prefixes per ASN:                                     23.82
AfriNIC Region origin ASes announcing only one prefix:              688
AfriNIC Region transit ASes present in the Internet Routing Table:  381
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:            104833792
    Equivalent to 6 /8s, 63 /16s and 163 /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       11755       8762     116  CHINAMOBILE-CN China Mobile Communication
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4472        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4361        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3702       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3277       1868     100  VNPT-AS-VN VNPT Corp, VN
 24560        2902        862     519  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2654        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       11609      12697    6240  AMAZON-02, US
 11492        4788        317     606  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
   174        3479       8769     848  COGENT-174, US
 22773        3337       3018     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54767    2476  DNIC-AS-00749, US
396982        3194       3854     431  GOOGLE-CLOUD-PLATFORM, US
  4155        2853        216    1722  USDA-1, US
 16625        2851       1206    2153  AKAMAI-AS, 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        7638       1713     150  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3778       3395     135  AKAMAI-ASN1, NL
  9009        3767        359    2104  M247, RO
 12389        3119       2317     875  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
212238        2343        167    1711  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1585       1852      14  TE-AS TE-AS, EG
203020        1474        163     647  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       12297       3255     573  UNINET, MX
 10620        3512        481    1022  Telmex Colombia S.A., CO
 13999        2530        538     352  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        1197        371      22  Telefonica del Peru S.A.A., PE
 11664        1165        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1054         67     379  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        1646        633      33  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36992        1190       1474     353  ETISALAT-MISR, EG
 36935         741        520      39  Vodafone-, EG
 24863         646        389      22  LINKdotNET-AS, EG
 37069         600       1112      11  MOBINIL, EG
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 36914         565         82       3  KENET-AS, KE
 15399         541         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
  8151       12297       3255     573  UNINET, MX
  9808       11755       8762     116  CHINAMOBILE-CN China Mobile Communication
 16509       11609      12697    6240  AMAZON-02, US
 12479        7638       1713     150  UNI2-AS, ES
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4788        317     606  CABLEONE, US
 18403        4472        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4361        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913       1332      27  VIETEL-AS-AP Viettel Group, 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       11755        11639  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7638         7488  UNI2-AS, ES
  7545        6136         5523  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509       11609         5369  AMAZON-02, US
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4472         4447  FPT-AS-AP FPT Telecom Company, VN
 11492        4788         4182  CABLEONE, US
  9498        4361         4049  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913         3886  VIETEL-AS-AP Viettel Group, VN
  7155        3857         3772  VIASAT-SP-BACKBONE, 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      /10:31      /11:81      /12:269     
/13:527     /14:1105    /15:1957    /16:12005   /17:7861    /18:12739   
/19:23846   /20:43096   /21:51175   /22:110085  /23:101777  /24:607907  
/25:132     /26:112     /27:101     /28:19      /29:74      /30:8       
/31:0       /32:303     

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

   ASN  No of nets  Total ann.  Description
 12479        6571        7638  UNI2-AS, ES
  8151        6520       12297  UNINET, MX
 11492        3582        4788  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2489        3337  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2267        2608  MEDIACOM-ENTERPRISE-BUSINESS, US
 16509        2218       11609  AMAZON-02, 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)
----------------------------------------------

   1:2366      2:1490      3:832       4:12        5:4684      6:162    
   7:6         8:1547      9:1        11:172      12:1328     13:446    
  14:2539     15:366      16:285      17:376      18:882      20:541    
  21:4        22:188      23:7550     24:2722     25:2        27:2722   
  29:19       31:3306     32:35       33:1        34:80       35:260    
  36:3516     37:4561     38:9420     39:908      40:250      41:4100   
  42:1961     43:2568     44:370      45:18436    46:5064     47:334    
  49:1841     50:1944     51:592      52:1552     54:315      55:1107   
  56:11       57:271      58:2104     59:1178     60:1171     61:2773   
  62:2941     63:1785     64:5509     65:2158     66:4712     67:3097   
  68:1089     69:3941     70:1046     71:619      72:2844     74:2775   
  75:1511     76:608      77:2753     78:1896     79:1707     80:2174   
  81:2063     82:3147     83:1441     84:1883     85:3451     86:1060   
  87:2124     88:1311     89:4416     90:773      91:8396     92:2721   
  93:2929     94:4088     95:4401     96:1481     97:310      98:962    
  99:697     100:71      101:1151    102:3875    103:31856   104:5254   
 105:777     106:959     107:2631    108:1249    109:4157    110:2190   
 111:3222    112:2140    113:1838    114:1916    115:2168    116:1887   
 117:2536    118:2880    119:1897    120:2079    121:1328    122:2784   
 123:2167    124:1618    125:2864    126:90      128:1612    129:963    
 130:1286    131:2045    132:770     133:313     134:1576    135:348    
 136:1429    137:1268    138:2796    139:1561    140:1479    141:1526   
 142:1907    143:1947    144:1168    145:530     146:2165    147:2096   
 148:2696    149:2920    150:1205    151:2214    152:2077    153:587    
 154:7473    155:1819    156:3001    157:1873    158:1334    159:2492   
 160:3573    161:1847    162:3870    163:2206    164:1848    165:2073   
 166:1494    167:2006    168:3968    169:778     170:5051    171:1001   
 172:4381    173:3381    174:916     175:1195    176:3704    177:4758   
 178:3948    179:2300    180:2597    181:4091    182:3487    183:2112   
 184:2091    185:21482   186:5201    187:4637    188:4262    189:4331   
 190:9548    191:1478    192:11310   193:9458    194:7748    195:5570   
 196:3270    197:3143    198:6074    199:8574    200:8226    201:6382   
 202:10005   203:10421   204:4575    205:3631    206:4482    207:3527   
 208:4276    209:5096    210:4425    211:2453    212:4559    213:3768   
 214:1032    215:46      216:6762    217:3145    218:1326    219:368    
 220:2018    221:1176    222:707     223:2589   

End of report


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