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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 16 21:31:12 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Wed 16 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:                             1010501
    Prefixes after maximum aggregation (per Origin AS):          384310
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      487361
    Number of IPv4 prefixes with a valid ROA:                    566300
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         444182
Total ASes present in the Internet Routing Table:                 77140
    Prefixes per ASN:                                             13.10
Origin-only ASes present in the Internet Routing Table:           65977
Origin ASes announcing only one prefix:                           26890
Transit ASes present in the Internet Routing Table:               11163
Transit-only ASes present in the Internet Routing Table:            584
Paths with bogon ASNs present in the IPv4 Routing Table:             52
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:              1100
    Number of instances of unregistered ASNs:                      1135
Number of 32-bit ASNs allocated by the RIRs:                      46838
Number of 32-bit ASNs visible in the Routing Table:               38616
Prefixes from 32-bit ASNs in the Routing Table:                  209088
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:            344
Number of addresses announced to Internet:                   3112084545
    Equivalent to 185 /8s, 126 /16s and 164 /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:      328253

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

Prefixes being announced by APNIC Region ASes:                   274245
    Total APNIC prefixes after maximum aggregation:               78794
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          264951
    Unique aggregates announced from the APNIC address blocks:   105590
APNIC Region origin ASes present in the Internet Routing Table:   14809
    APNIC Prefixes per ASN:                                       17.89
APNIC Region origin ASes announcing only one prefix:               4510
APNIC Region transit ASes present in the Internet Routing Table:   2007
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10279
Number of APNIC addresses announced to Internet:              754699072
    Equivalent to 44 /8s, 251 /16s and 203 /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:                    294367
    Total ARIN prefixes after maximum aggregation:               132175
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295965
    Unique aggregates announced from the ARIN address blocks:    141071
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7018
ARIN Region transit ASes present in the Internet Routing Table:    2014
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:    5245
Number of ARIN addresses announced to Internet:              1349319936
    Equivalent to 80 /8s, 108 /16s and 253 /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:                    280538
    Total RIPE prefixes after maximum aggregation:               136059
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279551
    Unique aggregates announced from the RIPE address blocks:    177304
RIPE Region origin ASes present in the Internet Routing Table:    28972
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12042
RIPE Region transit ASes present in the Internet Routing Table:    4017
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:   12573
Number of RIPE addresses announced to Internet:               732037825
    Equivalent to 43 /8s, 162 /16s and 2 /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:                  126113
    Total LACNIC prefixes after maximum aggregation:              29778
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122395
    Unique aggregates announced from the LACNIC address blocks:   49153
LACNIC Region origin ASes present in the Internet Routing Table:  11276
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2648
LACNIC Region transit ASes present in the Internet Routing Table:  2541
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:  9229
Number of LACNIC addresses announced to Internet:             171043392
    Equivalent to 10 /8s, 49 /16s and 234 /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:                  34138
    Total AfriNIC prefixes after maximum aggregation:              6759
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         47295
    Unique aggregates announced from the AfriNIC address blocks:  13928
AfriNIC Region origin ASes present in the Internet Routing Table:  1920
    AfriNIC Prefixes per ASN:                                     24.63
AfriNIC Region origin ASes announcing only one prefix:              672
AfriNIC Region transit ASes present in the Internet Routing Table:  390
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: 1290
Number of AfriNIC addresses announced to Internet:            104708352
    Equivalent to 6 /8s, 61 /16s and 185 /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       11978       8921     173  CHINAMOBILE-CN China Mobile Communication
  7545        6138        839     611  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4473        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4392        535     311  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4380       1874      55  VNPT-AS-VN VNPT Corp, VN
  7552        3946       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3701       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2902        862     519  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       13725      40964    5275  AMAZON-02, US
   174        5284       8770     855  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        3224      54766    2475  DNIC-AS-00749, US
396982        3194       3854     430  GOOGLE-CLOUD-PLATFORM, US
 16625        2988       1255    2219  AKAMAI-AS, US
  4155        2866        218    1733  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        7624       1713     150  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3978       3396     140  AKAMAI-ASN1, NL
  9009        3790        361    2111  M247, RO
 12389        3120       2317     873  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     583  TELLCOM-AS, TR
  5384        2380        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2324        164    1694  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       12316       3255     574  UNINET, MX
 10620        3513        481    1023  Telmex Colombia S.A., CO
 13999        2526        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      21  Telefonica del Peru S.A.A., PE
 11664        1174        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        1690        660      28  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36992        1210       1477     335  ETISALAT-MISR, EG
 36935         822        520      43  Vodafone-, EG
 37069         702       1112      11  MOBINIL, EG
 24863         658        389      22  LINKdotNET-AS, EG
 36914         575         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 15399         542         57      60  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13725      40964    5275  AMAZON-02, US
  8151       12316       3255     574  UNINET, MX
  9808       11978       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7624       1713     150  UNI2-AS, ES
  7545        6138        839     611  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5284       8770     855  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        4473        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       11978        11805  CHINAMOBILE-CN China Mobile Communications Grou
  8151       12316        11742  UNINET, MX
 12479        7624         7474  UNI2-AS, ES
  7545        6138         5527  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        4473         4448  FPT-AS-AP FPT Telecom Company, VN
   174        5284         4429  COGENT-174, US
 45899        4380         4325  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     
/13:583     /14:1214    /15:2159    /16:13871   /17:8464    /18:14281   
/19:25309   /20:45548   /21:53089   /22:113296  /23:106029  /24:625439  
/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        6564        7624  UNI2-AS, ES
  8151        6537       12316  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        2356       13725  AMAZON-02, US
 30036        2265        2606  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2200        3513  Telmex Colombia S.A., CO

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

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

   1:2468      2:1597      3:854       4:12        5:4843      6:163    
   7:6         8:1587      9:1        11:172      12:1336     13:462    
  14:2624     15:366      16:286      17:385      18:898      20:571    
  21:4        22:188      23:7725     24:2731     25:2        27:2883   
  29:19       31:3431     32:39       33:1        34:84       35:260    
  36:3566     37:4616     38:10562    39:918      40:254      41:4238   
  42:1983     43:2795     44:373      45:18860    46:5195     47:355    
  49:1917     50:1951     51:591      52:1555     54:324      55:1105   
  56:11       57:277      58:2294     59:1352     60:1202     61:3067   
  62:2978     63:1804     64:5547     65:2175     66:4726     67:3104   
  68:1087     69:3971     70:1046     71:630      72:2850     74:2801   
  75:1512     76:608      77:2764     78:1902     79:1726     80:2235   
  81:2091     82:3188     83:1487     84:1901     85:3467     86:1182   
  87:2401     88:1317     89:4473     90:777      91:8462     92:2816   
  93:2962     94:4211     95:4438     96:1487     97:310      98:955    
  99:700     100:60      101:1456    102:4106    103:32776   104:5272   
 105:1006    106:975     107:2637    108:1262    109:4244    110:2283   
 111:3360    112:2264    113:1900    114:1977    115:2311    116:2153   
 117:2631    118:3020    119:2038    120:2211    121:1410    122:2930   
 123:2525    124:1780    125:2932    126:91      128:1641    129:981    
 130:1320    131:2066    132:775     133:450     134:1584    135:351    
 136:1465    137:1273    138:2859    139:1662    140:1658    141:1526   
 142:1908    143:1987    144:1192    145:560     146:2198    147:2107   
 148:2697    149:3019    150:1254    151:2240    152:2082    153:591    
 154:7926    155:1840    156:3120    157:1937    158:1337    159:2517   
 160:3628    161:1873    162:3877    163:2265    164:1879    165:2115   
 166:1527    167:2021    168:4040    169:783     170:5179    171:1017   
 172:4419    173:3387    174:918     175:1354    176:3744    177:4886   
 178:3970    179:2367    180:2683    181:4146    182:3533    183:2266   
 184:2106    185:21691   186:5279    187:4726    188:4286    189:4400   
 190:9602    191:1547    192:11373   193:9506    194:7930    195:5721   
 196:3298    197:3157    198:6120    199:8598    200:8287    201:6442   
 202:10978   203:10942   204:4630    205:3622    206:4544    207:3554   
 208:4315    209:5152    210:4959    211:2819    212:4610    213:3840   
 214:1024    215:46      216:6811    217:3349    218:1435    219:600    
 220:2152    221:1197    222:997     223:2734   

End of report


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