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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 14 21:31:22 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Mon 14 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:                             1009622
    Prefixes after maximum aggregation (per Origin AS):          383942
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      486605
    Number of IPv4 prefixes with a valid ROA:                    564735
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         444865
Total ASes present in the Internet Routing Table:                 77114
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           65955
Origin ASes announcing only one prefix:                           26866
Transit ASes present in the Internet Routing Table:               11159
Transit-only ASes present in the Internet Routing Table:            579
Paths with bogon ASNs present in the IPv4 Routing Table:             62
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1106
    Number of instances of unregistered ASNs:                      1141
Number of 32-bit ASNs allocated by the RIRs:                      46830
Number of 32-bit ASNs visible in the Routing Table:               38601
Prefixes from 32-bit ASNs in the Routing Table:                  208919
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:            337
Number of addresses announced to Internet:                   3111814465
    Equivalent to 185 /8s, 122 /16s and 133 /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:      327993

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

Prefixes being announced by APNIC Region ASes:                   274040
    Total APNIC prefixes after maximum aggregation:               78696
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          264769
    Unique aggregates announced from the APNIC address blocks:   105309
APNIC Region origin ASes present in the Internet Routing Table:   14805
    APNIC Prefixes per ASN:                                       17.88
APNIC Region origin ASes announcing only one prefix:               4502
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:  10278
Number of APNIC addresses announced to Internet:              754729024
    Equivalent to 44 /8s, 252 /16s and 64 /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:                    293977
    Total ARIN prefixes after maximum aggregation:               132026
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295762
    Unique aggregates announced from the ARIN address blocks:    140985
ARIN Region origin ASes present in the Internet Routing Table:    19224
    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:    2008
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:    5247
Number of ARIN addresses announced to Internet:              1349560320
    Equivalent to 80 /8s, 112 /16s and 168 /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:                    280297
    Total RIPE prefixes after maximum aggregation:               135934
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279245
    Unique aggregates announced from the RIPE address blocks:    177057
RIPE Region origin ASes present in the Internet Routing Table:    28952
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12025
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:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12558
Number of RIPE addresses announced to Internet:               731554241
    Equivalent to 43 /8s, 154 /16s and 161 /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:                  126032
    Total LACNIC prefixes after maximum aggregation:              29788
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         122304
    Unique aggregates announced from the LACNIC address blocks:   49083
LACNIC Region origin ASes present in the Internet Routing Table:  11274
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2645
LACNIC Region transit ASes present in the Internet Routing Table:  2536
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:  9230
Number of LACNIC addresses announced to Internet:             171125312
    Equivalent to 10 /8s, 51 /16s and 42 /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:                  34170
    Total AfriNIC prefixes after maximum aggregation:              6752
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         47205
    Unique aggregates announced from the AfriNIC address blocks:  13865
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     24.60
AfriNIC Region origin ASes announcing only one prefix:              673
AfriNIC Region transit ASes present in the Internet Routing Table:  384
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: 1288
Number of AfriNIC addresses announced to Internet:            104635648
    Equivalent to 6 /8s, 60 /16s and 157 /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       11940       8921     173  CHINAMOBILE-CN China Mobile Communication
  7545        6134        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4459        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4380       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4375        535     311  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3943       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3720       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2902        862     519  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2791        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       13726      40965    5274  AMAZON-02, US
   174        5277       8769     849  COGENT-174, US
 11492        4788        317     606  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3339       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54767    2476  DNIC-AS-00749, US
396982        3193       3854     430  GOOGLE-CLOUD-PLATFORM, US
 16625        2987       1255    2219  AKAMAI-AS, US
  4155        2861        217    1726  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        7647       1713     150  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3974       3396     140  AKAMAI-ASN1, NL
  9009        3783        361    2110  M247, RO
 12389        3119       2317     873  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
  5384        2382        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2333        165    1703  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       12298       3255     574  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        1368       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        1170        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1051         67     387  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        1673        633      33  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36992        1200       1476     335  ETISALAT-MISR, EG
 36935         819        520      40  Vodafone-, EG
 37069         702       1112      11  MOBINIL, EG
 24863         646        389      22  LINKdotNET-AS, EG
 36914         571         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 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
 16509       13726      40965    5274  AMAZON-02, US
  8151       12298       3255     574  UNINET, MX
  9808       11940       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7647       1713     150  UNI2-AS, ES
  7545        6134        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5277       8769     849  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4788        317     606  CABLEONE, US
 18403        4459        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       11940        11767  CHINAMOBILE-CN China Mobile Communications Grou
  8151       12298        11724  UNINET, MX
 12479        7647         7497  UNI2-AS, ES
  7545        6134         5522  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        4459         4434  FPT-AS-AP FPT Telecom Company, VN
   174        5277         4428  COGENT-174, US
 45899        4380         4325  VNPT-AS-VN VNPT Corp, VN
 11492        4788         4182  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    /15:2160    /16:13870   /17:8471    /18:14280   
/19:25300   /20:45562   /21:53082   /22:113278  /23:105975  /24:624636  
/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        6581        7647  UNI2-AS, ES
  8151        6522       12298  UNINET, MX
 11492        3582        4788  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2492        3339  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2353       13726  AMAZON-02, US
 30036        2267        2608  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)
----------------------------------------------

   1:2465      2:1595      3:855       4:12        5:4844      6:163    
   7:6         8:1586      9:1        11:172      12:1337     13:462    
  14:2624     15:366      16:285      17:381      18:899      20:566    
  21:4        22:188      23:7726     24:2728     25:2        27:2871   
  29:19       31:3419     32:39       33:1        34:84       35:260    
  36:3544     37:4621     38:10539    39:917      40:253      41:4219   
  42:1976     43:2789     44:374      45:18811    46:5181     47:353    
  49:1917     50:1946     51:591      52:1555     54:324      55:1108   
  56:11       57:277      58:2299     59:1334     60:1204     61:3069   
  62:2979     63:1802     64:5543     65:2175     66:4738     67:3103   
  68:1090     69:3965     70:1046     71:631      72:2854     74:2795   
  75:1512     76:608      77:2762     78:1901     79:1730     80:2232   
  81:2087     82:3181     83:1487     84:1894     85:3463     86:1181   
  87:2403     88:1316     89:4463     90:774      91:8459     92:2816   
  93:2961     94:4207     95:4434     96:1491     97:310      98:956    
  99:700     100:72      101:1458    102:4069    103:32790   104:5267   
 105:1099    106:982     107:2638    108:1261    109:4231    110:2281   
 111:3360    112:2253    113:1900    114:1977    115:2309    116:2157   
 117:2616    118:3020    119:2038    120:2203    121:1408    122:2926   
 123:2557    124:1770    125:2948    126:91      128:1636    129:981    
 130:1313    131:2049    132:771     133:450     134:1586    135:351    
 136:1435    137:1272    138:2889    139:1661    140:1659    141:1527   
 142:1912    143:1967    144:1195    145:559     146:2197    147:2104   
 148:2701    149:3029    150:1252    151:2232    152:2083    153:592    
 154:7892    155:1840    156:3079    157:1936    158:1335    159:2513   
 160:3633    161:1869    162:3897    163:2250    164:1879    165:2095   
 166:1515    167:2021    168:4046    169:780     170:5172    171:1015   
 172:4421    173:3389    174:917     175:1351    176:3742    177:4895   
 178:3970    179:2367    180:2689    181:4112    182:3526    183:2257   
 184:2106    185:21651   186:5286    187:4706    188:4279    189:4408   
 190:9579    191:1528    192:11368   193:9482    194:7918    195:5717   
 196:3288    197:3154    198:6120    199:8599    200:8244    201:6436   
 202:10963   203:10922   204:4594    205:3637    206:4540    207:3531   
 208:4316    209:5147    210:4951    211:2819    212:4606    213:3819   
 214:1025    215:46      216:6805    217:3326    218:1434    219:603    
 220:2147    221:1191    222:966     223:2671   

End of report


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