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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 20 21:30:52 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Fri 20 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:                             1014454
    Prefixes after maximum aggregation (per Origin AS):          381789
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      482633
    Number of IPv4 prefixes with a valid ROA:                    564457
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         449978
Total ASes present in the Internet Routing Table:                 77025
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65915
Origin ASes announcing only one prefix:                           26668
Transit ASes present in the Internet Routing Table:               11110
Transit-only ASes present in the Internet Routing Table:            570
Paths with bogon ASNs present in the IPv4 Routing Table:             68
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:              1149
    Number of instances of unregistered ASNs:                      1186
Number of 32-bit ASNs allocated by the RIRs:                      46692
Number of 32-bit ASNs visible in the Routing Table:               38436
Prefixes from 32-bit ASNs in the Routing Table:                  210021
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            314
Number of addresses announced to Internet:                   3111568448
    Equivalent to 185 /8s, 118 /16s and 196 /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:      331373

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

Prefixes being announced by APNIC Region ASes:                   272028
    Total APNIC prefixes after maximum aggregation:               78187
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          263374
    Unique aggregates announced from the APNIC address blocks:   104758
APNIC Region origin ASes present in the Internet Routing Table:   14735
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4458
APNIC Region transit ASes present in the Internet Routing Table:   1998
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:  10194
Number of APNIC addresses announced to Internet:              754251072
    Equivalent to 44 /8s, 244 /16s and 245 /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:                    293937
    Total ARIN prefixes after maximum aggregation:               131304
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295671
    Unique aggregates announced from the ARIN address blocks:    139538
ARIN Region origin ASes present in the Internet Routing Table:    19228
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7018
ARIN Region transit ASes present in the Internet Routing Table:    1999
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:    5226
Number of ARIN addresses announced to Internet:              1349716736
    Equivalent to 80 /8s, 115 /16s and 11 /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:                    280546
    Total RIPE prefixes after maximum aggregation:               134994
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279226
    Unique aggregates announced from the RIPE address blocks:    175538
RIPE Region origin ASes present in the Internet Routing Table:    28937
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12034
RIPE Region transit ASes present in the Internet Routing Table:    4009
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:   12514
Number of RIPE addresses announced to Internet:               731172544
    Equivalent to 43 /8s, 148 /16s and 206 /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:                  130274
    Total LACNIC prefixes after maximum aggregation:              29896
    LACNIC Deaggregation factor:                                   4.36
Prefixes being announced from the LACNIC address blocks:         126670
    Unique aggregates announced from the LACNIC address blocks:   48924
LACNIC Region origin ASes present in the Internet Routing Table:  11271
    LACNIC Prefixes per ASN:                                      11.24
LACNIC Region origin ASes announcing only one prefix:              2490
LACNIC Region transit ASes present in the Internet Routing Table:  2525
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9217
Number of LACNIC addresses announced to Internet:             171296576
    Equivalent to 10 /8s, 53 /16s and 199 /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:                  36520
    Total AfriNIC prefixes after maximum aggregation:              6658
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         49199
    Unique aggregates announced from the AfriNIC address blocks:  13588
AfriNIC Region origin ASes present in the Internet Routing Table:  1922
    AfriNIC Prefixes per ASN:                                     25.60
AfriNIC Region origin ASes announcing only one prefix:              668
AfriNIC Region transit ASes present in the Internet Routing Table:  379
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet:            104966400
    Equivalent to 6 /8s, 65 /16s and 169 /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       11374       8919     162  CHINAMOBILE-CN China Mobile Communication
  7545        6170        846     639  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4885       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4422        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4392       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4331        535     311  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3947       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3697       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2888        856     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2325        831     217  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       13647      40958    5242  AMAZON-02, US
   174        5359       8743     861  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3348       3016     164  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3191       3854     427  GOOGLE-CLOUD-PLATFORM, US
 16625        3019       1263    2228  AKAMAI-AS, US
 36352        2823        230     852  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        3970       3395     138  AKAMAI-ASN1, NL
  9009        3900        358    2102  M247, RO
 12389        3114       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2417        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2402        361     576  TELLCOM-AS, TR
212238        2313        169    1695  CDNEXT, GB
  8452        1622       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       12210       3256     574  UNINET, MX
 10620        3505        481    1017  Telmex Colombia S.A., CO
 13999        2538        537     354  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2436     260  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
 22884        1063         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 28202        1052         52       9  MASTER SA, BR
 26615        1049       2503      52  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        1820        644      27  RAYA-AS, EG
 24863        1621        389      17  LINKdotNET-AS, EG
 29571        1607        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        1077        523      47  Vodafone-, EG
 36914         574         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 15399         540         57      59  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       13647      40958    5242  AMAZON-02, US
  8151       12210       3256     574  UNINET, MX
  9808       11374       8919     162  CHINAMOBILE-CN China Mobile Communication
 12479        7672       1713     148  UNI2-AS, ES
  7545        6170        846     639  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5359       8743     861  COGENT-174, US
  4538        4885       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4780        317     603  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4422        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
  8151       12210        11636  UNINET, MX
  9808       11374        11212  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7672         7524  UNI2-AS, ES
  7545        6170         5531  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4885         4810  ERX-CERNET-BKB China Education and Research Net
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5359         4498  COGENT-174, US
 18403        4422         4397  FPT-AS-AP FPT Telecom Company, VN
 45899        4392         4336  VNPT-AS-VN VNPT Corp, VN
 11492        4780         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
23.147.240.0/24      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
23.159.56.0/24       Origin:       174  COGENT-174, US
23.159.56.0/24      Transit:      2914  NTT-DATA-2914, 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      /12:301     
/13:585     /14:1214    /15:2172    /16:13970   /17:8517    /18:14342   
/19:25438   /20:46148   /21:53506   /22:114490  /23:107278  /24:625592  
/25:126     /26:112     /27:98      /28:19      /29:75      /30:8       
/31:0       /32:300     

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

   ASN  No of nets  Total ann.  Description
 12479        6594        7672  UNI2-AS, ES
  8151        6426       12210  UNINET, MX
 11492        3576        4780  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3431        3636  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2501        3348  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2345       13647  AMAZON-02, US
 30036        2254        2595  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2192        3505  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)
----------------------------------------------

   1:2447      2:1622      3:823       4:12        5:4858      6:162    
   7:6         8:1604      9:1        11:172      12:1347     13:453    
  14:2595     15:363      16:285      17:380      18:919      20:568    
  21:4        22:188      23:7624     24:2878     25:2        27:2832   
  29:19       31:3431     32:41       33:1        34:84       35:257    
  36:3170     37:4629     38:10573    39:916      40:170      41:4417   
  42:1986     43:2729     44:384      45:19234    46:5209     47:339    
  49:1977     50:1885     51:591      52:1565     54:322      55:1083   
  56:11       57:276      58:2328     59:1328     60:1203     61:3162   
  62:3025     63:1810     64:5519     65:2176     66:4682     67:3082   
  68:1122     69:3944     70:1073     71:631      72:2863     74:2811   
  75:1514     76:622      77:2741     78:1886     79:1734     80:2247   
  81:2075     82:3185     83:1486     84:1885     85:3385     86:1186   
  87:2402     88:1354     89:4453     90:772      91:8450     92:2793   
  93:2956     94:4171     95:4412     96:1472     97:311      98:982    
  99:687     100:72      101:1449    102:4088    103:32844   104:5157   
 105:1191    106:1053    107:2663    108:1255    109:4162    110:2280   
 111:3361    112:2170    113:1876    114:1941    115:2242    116:2147   
 117:2584    118:2934    119:2030    120:2118    121:1455    122:2935   
 123:2619    124:1731    125:2924    126:93      128:1674    129:968    
 130:1322    131:2093    132:790     133:451     134:1551    135:388    
 136:1352    137:1261    138:3000    139:1661    140:1637    141:1508   
 142:1909    143:1895    144:1164    145:545     146:2204    147:2113   
 148:2699    149:2988    150:1282    151:1971    152:2089    153:590    
 154:7659    155:1763    156:2875    157:1929    158:1329    159:2499   
 160:3627    161:1902    162:3885    163:2237    164:1856    165:2014   
 166:1497    167:2003    168:4138    169:794     170:5308    171:1031   
 172:4454    173:3346    174:920     175:1334    176:3793    177:5287   
 178:3715    179:2448    180:2718    181:4250    182:3497    183:2207   
 184:2110    185:21680   186:5459    187:4862    188:4434    189:4476   
 190:9831    191:1899    192:11337   193:9520    194:8002    195:5749   
 196:3337    197:3259    198:6127    199:8551    200:8537    201:6483   
 202:10882   203:10977   204:4562    205:3642    206:4536    207:3512   
 208:4319    209:5163    210:4951    211:2764    212:4660    213:3777   
 214:1030    215:48      216:6801    217:3374    218:1428    219:598    
 220:2090    221:1151    222:977     223:2539   

End of report


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