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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 29 21:31:33 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sun 29 Jun, 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:                             1022035
    Prefixes after maximum aggregation (per Origin AS):          382737
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      484142
    Number of IPv4 prefixes with a valid ROA:                    569539
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         452478
Total ASes present in the Internet Routing Table:                 76993
    Prefixes per ASN:                                             13.27
Origin-only ASes present in the Internet Routing Table:           65868
Origin ASes announcing only one prefix:                           26527
Transit ASes present in the Internet Routing Table:               11125
Transit-only ASes present in the Internet Routing Table:            574
Paths with bogon ASNs present in the IPv4 Routing Table:             64
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:                      1132
Number of 32-bit ASNs allocated by the RIRs:                      46719
Number of 32-bit ASNs visible in the Routing Table:               38404
Prefixes from 32-bit ASNs in the Routing Table:                  212492
Number of bogon 32-bit ASNs visible in the Routing Table:            86
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            306
Number of addresses announced to Internet:                   3111507264
    Equivalent to 185 /8s, 117 /16s and 213 /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:      334642

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

Prefixes being announced by APNIC Region ASes:                   273423
    Total APNIC prefixes after maximum aggregation:               78406
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          264148
    Unique aggregates announced from the APNIC address blocks:   104484
APNIC Region origin ASes present in the Internet Routing Table:   14658
    APNIC Prefixes per ASN:                                       18.02
APNIC Region origin ASes announcing only one prefix:               4480
APNIC Region transit ASes present in the Internet Routing Table:   1991
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:  10114
Number of APNIC addresses announced to Internet:              754274368
    Equivalent to 44 /8s, 245 /16s and 80 /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:                    295105
    Total ARIN prefixes after maximum aggregation:               131500
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296387
    Unique aggregates announced from the ARIN address blocks:    139821
ARIN Region origin ASes present in the Internet Routing Table:    19234
    ARIN Prefixes per ASN:                                        15.41
ARIN Region origin ASes announcing only one prefix:                7025
ARIN Region transit ASes present in the Internet Routing Table:    2008
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:    5237
Number of ARIN addresses announced to Internet:              1349436928
    Equivalent to 80 /8s, 110 /16s and 198 /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:                    282474
    Total RIPE prefixes after maximum aggregation:               135746
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281254
    Unique aggregates announced from the RIPE address blocks:    176748
RIPE Region origin ASes present in the Internet Routing Table:    28973
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12022
RIPE Region transit ASes present in the Internet Routing Table:    4011
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:               731270592
    Equivalent to 43 /8s, 150 /16s and 77 /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:                  132636
    Total LACNIC prefixes after maximum aggregation:              29664
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         129029
    Unique aggregates announced from the LACNIC address blocks:   48970
LACNIC Region origin ASes present in the Internet Routing Table:  11279
    LACNIC Prefixes per ASN:                                      11.44
LACNIC Region origin ASes announcing only one prefix:              2350
LACNIC Region transit ASes present in the Internet Routing Table:  2532
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9226
Number of LACNIC addresses announced to Internet:             171203904
    Equivalent to 10 /8s, 52 /16s and 93 /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:                  37301
    Total AfriNIC prefixes after maximum aggregation:              6696
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         50911
    Unique aggregates announced from the AfriNIC address blocks:  13839
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.54
AfriNIC Region origin ASes announcing only one prefix:              650
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:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1282
Number of AfriNIC addresses announced to Internet:            105121536
    Equivalent to 6 /8s, 68 /16s and 7 /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       11562       8919     171  CHINAMOBILE-CN China Mobile Communication
  7545        6141        840     642  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4404       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4357        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4351        535     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3947       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2892        857     527  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2426        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       13601      40951    5217  AMAZON-02, US
   174        5257       8758     852  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3350       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        2986       1251    2218  AKAMAI-AS, US
 36352        2833        231     860  AS-COLOCROSSING, 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        7672       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        3963       3395     139  AKAMAI-ASN1, NL
  9009        3901        358    2101  M247, RO
 12389        3123       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2416        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2401        361     581  TELLCOM-AS, TR
212238        2330        169    1698  CDNEXT, GB
  8452        1624       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA

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       12267       3256     574  UNINET, MX
 10620        3506        481    1018  Telmex Colombia S.A., CO
 13999        2537        538     355  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1371       2436     260  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1197        371      22  Telefonica del Peru S.A.A., PE
 11664        1181        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1065         68     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1055       2487      55  TIM SA, BR

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        1623        389      17  LINKdotNET-AS, EG
 29571        1606        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1076        523      47  Vodafone-, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 36914         573         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       13601      40951    5217  AMAZON-02, US
  8151       12267       3256     574  UNINET, MX
  9808       11562       8919     171  CHINAMOBILE-CN China Mobile Communication
 12479        7672       1713     148  UNI2-AS, ES
  7545        6141        840     642  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5257       8758     852  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4781        317     604  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 45899        4404       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       12267        11693  UNINET, MX
  9808       11562        11391  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7672         7524  UNI2-AS, ES
  7545        6141         5499  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886         4811  ERX-CERNET-BKB China Education and Research Net
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5257         4405  COGENT-174, US
 45899        4404         4348  VNPT-AS-VN VNPT Corp, VN
 18403        4357         4332  FPT-AS-AP FPT Telecom Company, 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      /12:300     
/13:586     /14:1215    /15:2174    /16:13944   /17:8528    /18:14395   
/19:25476   /20:46277   /21:53838   /22:114982  /23:109212  /24:630207  
/25:126     /26:113     /27:98      /28:19      /29:75      /30:8       
/31:0       /32:299     

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

   ASN  No of nets  Total ann.  Description
 12479        6595        7672  UNI2-AS, ES
  8151        6456       12267  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3431        3637  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2502        3350  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2346       13601  AMAZON-02, US
 30036        2259        2600  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2193        3506  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)
----------------------------------------------

   1:2449      2:1624      3:817       4:12        5:5049      6:161    
   7:6         8:1597      9:1        11:172      12:1342     13:447    
  14:2604     15:365      16:285      17:383      18:921      20:581    
  21:4        22:188      23:7661     24:2821     25:2        27:2839   
  29:19       31:3452     32:47       33:1        34:84       35:259    
  36:3205     37:4631     38:10437    39:915      40:208      41:4456   
  42:1919     43:2766     44:381      45:19539    46:5242     47:343    
  49:1949     50:1893     51:592      52:1558     54:323      55:1096   
  56:11       57:276      58:2321     59:1333     60:1204     61:3172   
  62:3043     63:1808     64:5559     65:2195     66:4774     67:3124   
  68:1101     69:4014     70:1059     71:630      72:2947     74:2823   
  75:1526     76:608      77:2864     78:1898     79:1747     80:2249   
  81:2104     82:3192     83:1488     84:1890     85:3465     86:1183   
  87:2414     88:1372     89:4437     90:778      91:8497     92:2811   
  93:2973     94:4195     95:4436     96:1488     97:310      98:960    
  99:688     100:72      101:1448    102:4281    103:32577   104:5227   
 105:1191    106:984     107:2651    108:1263    109:4198    110:2292   
 111:3315    112:2184    113:1901    114:2022    115:2283    116:2150   
 117:2594    118:2966    119:2033    120:2153    121:1458    122:2934   
 123:2639    124:1742    125:2932    126:93      128:1697    129:968    
 130:1336    131:2141    132:788     133:451     134:1563    135:391    
 136:1355    137:1267    138:3017    139:1665    140:1644    141:1516   
 142:1941    143:1973    144:1171    145:565     146:2200    147:2121   
 148:2719    149:2993    150:1291    151:2092    152:2110    153:590    
 154:8207    155:1778    156:3168    157:1924    158:1325    159:2507   
 160:3677    161:1902    162:3904    163:2238    164:1898    165:2085   
 166:1516    167:2015    168:4178    169:796     170:5378    171:1030   
 172:4444    173:3385    174:913     175:1353    176:3824    177:5402   
 178:4002    179:2480    180:2719    181:4268    182:3507    183:2224   
 184:2118    185:21899   186:5521    187:4884    188:4429    189:4534   
 190:9871    191:1621    192:11334   193:9541    194:8023    195:5778   
 196:3410    197:3413    198:6126    199:8578    200:8685    201:6515   
 202:10931   203:10967   204:4585    205:3642    206:4533    207:3551   
 208:4309    209:5174    210:4981    211:2767    212:4648    213:3845   
 214:1015    215:46      216:6820    217:3404    218:1435    219:608    
 220:2144    221:1161    222:977     223:2576   

End of report


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