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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jul 4 21:31:10 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Fri 04 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:                             1023074
    Prefixes after maximum aggregation (per Origin AS):          383257
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      485973
    Number of IPv4 prefixes with a valid ROA:                    572862
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         450193
Total ASes present in the Internet Routing Table:                 77116
    Prefixes per ASN:                                             13.27
Origin-only ASes present in the Internet Routing Table:           65966
Origin ASes announcing only one prefix:                           26507
Transit ASes present in the Internet Routing Table:               11150
Transit-only ASes present in the Internet Routing Table:            574
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:              1133
    Number of instances of unregistered ASNs:                      1168
Number of 32-bit ASNs allocated by the RIRs:                      46755
Number of 32-bit ASNs visible in the Routing Table:               38545
Prefixes from 32-bit ASNs in the Routing Table:                  213584
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:            304
Number of addresses announced to Internet:                   3111482370
    Equivalent to 185 /8s, 117 /16s and 116 /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:      335102

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

Prefixes being announced by APNIC Region ASes:                   273735
    Total APNIC prefixes after maximum aggregation:               78346
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          264504
    Unique aggregates announced from the APNIC address blocks:   104956
APNIC Region origin ASes present in the Internet Routing Table:   14774
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4472
APNIC Region transit ASes present in the Internet Routing Table:   1999
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:  10236
Number of APNIC addresses announced to Internet:              754429760
    Equivalent to 44 /8s, 247 /16s and 175 /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:                    295438
    Total ARIN prefixes after maximum aggregation:               131813
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296688
    Unique aggregates announced from the ARIN address blocks:    140528
ARIN Region origin ASes present in the Internet Routing Table:    19241
    ARIN Prefixes per ASN:                                        15.42
ARIN Region origin ASes announcing only one prefix:                7024
ARIN Region transit ASes present in the Internet Routing Table:    2007
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:    5238
Number of ARIN addresses announced to Internet:              1349202945
    Equivalent to 80 /8s, 107 /16s and 52 /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:                    282612
    Total RIPE prefixes after maximum aggregation:               135888
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281644
    Unique aggregates announced from the RIPE address blocks:    177083
RIPE Region origin ASes present in the Internet Routing Table:    28961
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               12005
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:   12545
Number of RIPE addresses announced to Internet:               731454913
    Equivalent to 43 /8s, 153 /16s and 29 /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:                  132794
    Total LACNIC prefixes after maximum aggregation:              29737
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         129144
    Unique aggregates announced from the LACNIC address blocks:   49057
LACNIC Region origin ASes present in the Internet Routing Table:  11285
    LACNIC Prefixes per ASN:                                      11.44
LACNIC Region origin ASes announcing only one prefix:              2351
LACNIC Region transit ASes present in the Internet Routing Table:  2539
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:  9236
Number of LACNIC addresses announced to Internet:             171217664
    Equivalent to 10 /8s, 52 /16s and 147 /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:                  37362
    Total AfriNIC prefixes after maximum aggregation:              6750
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         50790
    Unique aggregates announced from the AfriNIC address blocks:  14071
AfriNIC Region origin ASes present in the Internet Routing Table:  1926
    AfriNIC Prefixes per ASN:                                     26.37
AfriNIC Region origin ASes announcing only one prefix:              655
AfriNIC Region transit ASes present in the Internet Routing Table:  385
Average AfriNIC Region AS path length visible:                      6.3
    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:            104977664
    Equivalent to 6 /8s, 65 /16s and 213 /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        4377       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4372        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4354        536     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3949       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2899        862     526  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2564        832     219  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       13606      40951    5231  AMAZON-02, US
   174        5267       8766     858  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3638       1320      82  SHAW, CA
 22773        3338       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3226      54767    2477  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        2980       1249    2214  AKAMAI-AS, US
  4155        2838        215    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        7655       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3970       3396     140  AKAMAI-ASN1, NL
  9009        3781        351    2107  M247, RO
 12389        3125       2305     883  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     583  TELLCOM-AS, TR
  5384        2383        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2357        169    1725  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1575       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       12301       3259     576  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        1157        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1064         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        1823        660      28  RAYA-AS, EG
 24863        1618        389      16  LINKdotNET-AS, EG
 29571        1606        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1424       1481     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 37069        1108       1100      18  MOBINIL, EG
 36935        1061        520      44  Vodafone-, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 36914         578         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
 16509       13606      40951    5231  AMAZON-02, US
  8151       12301       3259     576  UNINET, MX
  9808       11711       8919     170  CHINAMOBILE-CN China Mobile Communication
 12479        7655       1713     148  UNI2-AS, ES
  7545        6135        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5267       8766     858  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        4377       1874      56  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       12301        11725  UNINET, MX
  9808       11711        11541  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7655         7507  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        5267         4409  COGENT-174, US
 18403        4372         4347  FPT-AS-AP FPT Telecom Company, VN
 45899        4377         4321  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      /11:91      /12:298     
/13:584     /14:1215    /15:2173    /16:13910   /17:8515    /18:14398   
/19:25446   /20:46302   /21:53804   /22:114889  /23:109269  /24:631366  
/25:131     /26:111     /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        6578        7655  UNI2-AS, ES
  8151        6484       12301  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        3338  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2345       13606  AMAZON-02, US
 30036        2263        2604  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)
----------------------------------------------

   1:2456      2:1611      3:831       4:12        5:5142      6:162    
   7:6         8:1605      9:1        11:172      12:1345     13:449    
  14:2610     15:363      16:285      17:387      18:895      20:582    
  21:4        22:188      23:7715     24:2820     25:2        27:2845   
  29:19       31:3456     32:47       33:1        34:84       35:259    
  36:3292     37:4651     38:10517    39:916      40:229      41:4479   
  42:1919     43:2764     44:381      45:19521    46:5250     47:344    
  49:1848     50:1896     51:590      52:1556     54:321      55:1103   
  56:11       57:277      58:2297     59:1368     60:1205     61:3170   
  62:3038     63:1814     64:5578     65:2198     66:4793     67:3128   
  68:1101     69:4033     70:1057     71:626      72:2952     74:2818   
  75:1524     76:607      77:2871     78:1897     79:1759     80:2243   
  81:2105     82:3197     83:1527     84:1889     85:3469     86:1184   
  87:2414     88:1371     89:4456     90:777      91:8511     92:2822   
  93:2979     94:4199     95:4420     96:1502     97:311      98:959    
  99:692     100:72      101:1441    102:4268    103:32858   104:5228   
 105:1185    106:988     107:2640    108:1275    109:4236    110:2292   
 111:3304    112:2215    113:1902    114:1992    115:2283    116:2149   
 117:2603    118:3021    119:2030    120:2168    121:1406    122:2936   
 123:2706    124:1765    125:2926    126:91      128:1684    129:977    
 130:1328    131:2123    132:789     133:450     134:1578    135:392    
 136:1390    137:1270    138:3014    139:1666    140:1652    141:1515   
 142:1922    143:1996    144:1168    145:561     146:2199    147:2114   
 148:2710    149:3023    150:1288    151:2190    152:2110    153:590    
 154:8073    155:1793    156:3220    157:1942    158:1331    159:2510   
 160:3701    161:1903    162:3891    163:2237    164:1902    165:2100   
 166:1508    167:2030    168:4179    169:789     170:5399    171:1020   
 172:4431    173:3391    174:920     175:1349    176:3825    177:5423   
 178:4014    179:2488    180:2678    181:4245    182:3524    183:2223   
 184:2120    185:21919   186:5545    187:4917    188:4440    189:4546   
 190:9868    191:1595    192:11355   193:9544    194:7975    195:5796   
 196:3421    197:3418    198:6126    199:8584    200:8679    201:6525   
 202:10980   203:10953   204:4592    205:3637    206:4527    207:3557   
 208:4303    209:5162    210:4983    211:2780    212:4659    213:3855   
 214:1014    215:46      216:6833    217:3398    218:1433    219:607    
 220:2148    221:1156    222:966     223:2606   

End of report


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