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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 7 21:31:12 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Mon 07 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:                             1018524
    Prefixes after maximum aggregation (per Origin AS):          383225
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      485621
    Number of IPv4 prefixes with a valid ROA:                    572560
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         445945
Total ASes present in the Internet Routing Table:                 77123
    Prefixes per ASN:                                             13.21
Origin-only ASes present in the Internet Routing Table:           65966
Origin ASes announcing only one prefix:                           26517
Transit ASes present in the Internet Routing Table:               11157
Transit-only ASes present in the Internet Routing Table:            577
Paths with bogon ASNs present in the IPv4 Routing Table:             62
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      80
    Max AS path prepend of ASN (133647)                              73
Prefixes from unregistered ASNs in the Routing Table:              1096
    Number of instances of unregistered ASNs:                      1131
Number of 32-bit ASNs allocated by the RIRs:                      46782
Number of 32-bit ASNs visible in the Routing Table:               38550
Prefixes from 32-bit ASNs in the Routing Table:                  213657
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:            283
Number of addresses announced to Internet:                   3109500737
    Equivalent to 185 /8s, 87 /16s and 55 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      333860

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

Prefixes being announced by APNIC Region ASes:                   274050
    Total APNIC prefixes after maximum aggregation:               78494
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          264710
    Unique aggregates announced from the APNIC address blocks:   105063
APNIC Region origin ASes present in the Internet Routing Table:   14781
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4474
APNIC Region transit ASes present in the Internet Routing Table:   2003
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         80
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10244
Number of APNIC addresses announced to Internet:              754544960
    Equivalent to 44 /8s, 249 /16s and 113 /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:                    295452
    Total ARIN prefixes after maximum aggregation:               131798
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296683
    Unique aggregates announced from the ARIN address blocks:    140564
ARIN Region origin ASes present in the Internet Routing Table:    19247
    ARIN Prefixes per ASN:                                        15.41
ARIN Region origin ASes announcing only one prefix:                7032
ARIN Region transit ASes present in the Internet Routing Table:    2009
Average ARIN Region AS path length visible:                         4.9
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5242
Number of ARIN addresses announced to Internet:              1349274112
    Equivalent to 80 /8s, 108 /16s and 74 /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:                    282247
    Total RIPE prefixes after maximum aggregation:               135773
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281332
    Unique aggregates announced from the RIPE address blocks:    176792
RIPE Region origin ASes present in the Internet Routing Table:    28965
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12006
RIPE Region transit ASes present in the Internet Routing Table:    4015
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12548
Number of RIPE addresses announced to Internet:               731229377
    Equivalent to 43 /8s, 149 /16s and 172 /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:                  132480
    Total LACNIC prefixes after maximum aggregation:              29701
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         128846
    Unique aggregates announced from the LACNIC address blocks:   49028
LACNIC Region origin ASes present in the Internet Routing Table:  11281
    LACNIC Prefixes per ASN:                                      11.42
LACNIC Region origin ASes announcing only one prefix:              2351
LACNIC Region transit ASes present in the Internet Routing Table:  2538
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9233
Number of LACNIC addresses announced to Internet:             171117632
    Equivalent to 10 /8s, 51 /16s and 12 /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:                  33199
    Total AfriNIC prefixes after maximum aggregation:              6743
    AfriNIC Deaggregation factor:                                  4.92
Prefixes being announced from the AfriNIC address blocks:         46670
    Unique aggregates announced from the AfriNIC address blocks:  13917
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     24.35
AfriNIC Region origin ASes announcing only one prefix:              654
AfriNIC Region transit ASes present in the Internet Routing Table:  386
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: 1283
Number of AfriNIC addresses announced to Internet:            103140608
    Equivalent to 6 /8s, 37 /16s and 205 /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       11711       8919     170  CHINAMOBILE-CN China Mobile Communication
  7545        6135        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4379       1874      55  VNPT-AS-VN VNPT Corp, VN
 18403        4371        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4361        536     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3949       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3704       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2899        862     526  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2565        832     220  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       13580      40948    5226  AMAZON-02, US
   174        5271       8771     860  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3638       1320      82  SHAW, CA
 22773        3339       3018     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3226      54767    2477  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        2976       1246    2212  AKAMAI-AS, US
  4155        2841        216    1729  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        7670       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3970       3396     140  AKAMAI-ASN1, NL
  9009        3797        361    2118  M247, RO
 12389        3125       2305     883  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     582  TELLCOM-AS, TR
  5384        2382        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2355        168    1723  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1515       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       12307       3255     572  UNINET, MX
 10620        3509        481    1020  Telmex Colombia S.A., CO
 13999        2540        538     356  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1369       2435     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1195        371      22  Telefonica del Peru S.A.A., PE
 11664        1167        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1064         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1023        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
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1248        553      97  MT-MPLS, MA
 36935         706        522      45  Vodafone-, EG
 36992         696       1405     192  ETISALAT-MISR, EG
 24835         623        633      33  RAYA-AS, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 37069         594        862      20  MOBINIL, EG
 36914         580         82       3  KENET-AS, KE
 15399         541         57      60  WANANCHI-, KE
 37342         536         32       1  MOVITEL, MZ

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       13580      40948    5226  AMAZON-02, US
  8151       12307       3255     572  UNINET, MX
  9808       11711       8919     170  CHINAMOBILE-CN China Mobile Communication
 12479        7670       1713     148  UNI2-AS, ES
  7545        6135        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5271       8771     860  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4781        317     604  CABLEONE, US
 45899        4379       1874      55  VNPT-AS-VN VNPT Corp, 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
  8151       12307        11735  UNINET, MX
  9808       11711        11541  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7670         7522  UNI2-AS, ES
  7545        6135         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
   174        5271         4411  COGENT-174, US
 18403        4371         4346  FPT-AS-AP FPT Telecom Company, VN
 45899        4379         4324  VNPT-AS-VN VNPT Corp, VN
 11492        4781         4177  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
    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
    395195  UNALLOCATED  8.38.115.0/24             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
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, 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     
/13:581     /14:1207    /15:2168    /16:13879   /17:8505    /18:14315   
/19:25348   /20:45543   /21:53513   /22:112946  /23:108996  /24:630325  
/25:124     /26:112     /27:99      /28:19      /29:75      /30:8       
/31:0       /32:300     

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

   ASN  No of nets  Total ann.  Description
 12479        6593        7670  UNI2-AS, ES
  8151        6502       12307  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3638  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2491        3339  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2323       13580  AMAZON-02, US
 30036        2264        2605  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2196        3509  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      2:1597      3:827       4:12        5:5133      6:162    
   7:6         8:1590      9:1        11:172      12:1344     13:453    
  14:2620     15:364      16:285      17:385      18:895      20:582    
  21:4        22:188      23:7724     24:2819     25:2        27:2845   
  29:19       31:3457     32:47       33:1        34:84       35:260    
  36:3295     37:4640     38:10514    39:916      40:236      41:4146   
  42:1912     43:2769     44:378      45:19421    46:5213     47:343    
  49:1913     50:1897     51:588      52:1556     54:321      55:1098   
  56:11       57:277      58:2298     59:1367     60:1206     61:3176   
  62:2963     63:1811     64:5581     65:2192     66:4791     67:3129   
  68:1100     69:4032     70:1057     71:628      72:2951     74:2819   
  75:1524     76:607      77:2865     78:1898     79:1733     80:2235   
  81:2100     82:3188     83:1516     84:1831     85:3465     86:1181   
  87:2420     88:1374     89:4464     90:777      91:8529     92:2819   
  93:2993     94:4179     95:4433     96:1506     97:310      98:960    
  99:691     100:72      101:1461    102:4263    103:32865   104:5235   
 105:1168    106:988     107:2641    108:1281    109:4228    110:2293   
 111:3334    112:2214    113:1900    114:1991    115:2262    116:2147   
 117:2605    118:3024    119:2030    120:2182    121:1406    122:2934   
 123:2706    124:1767    125:2933    126:91      128:1673    129:976    
 130:1325    131:2130    132:791     133:450     134:1584    135:392    
 136:1391    137:1274    138:3005    139:1670    140:1656    141:1512   
 142:1922    143:1992    144:1171    145:563     146:2201    147:2107   
 148:2719    149:3029    150:1288    151:2204    152:2112    153:591    
 154:8090    155:1794    156:3266    157:1942    158:1335    159:2513   
 160:3698    161:1896    162:3893    163:2236    164:1904    165:2108   
 166:1511    167:2034    168:4168    169:792     170:5388    171:1018   
 172:4433    173:3391    174:920     175:1348    176:3817    177:5391   
 178:4022    179:2483    180:2680    181:4239    182:3527    183:2227   
 184:2120    185:21817   186:5512    187:4933    188:4436    189:4539   
 190:9834    191:1598    192:11359   193:9523    194:7971    195:5778   
 196:3369    197:3294    198:6130    199:8583    200:8645    201:6529   
 202:10965   203:10957   204:4588    205:3633    206:4532    207:3550   
 208:4304    209:5162    210:4986    211:2782    212:4635    213:3828   
 214:1013    215:46      216:6836    217:3318    218:1432    219:610    
 220:2148    221:1156    222:965     223:2610   

End of report


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