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

REN Routing Table Report cscora at bgp.nsrc.org
Tue May 20 21:30:34 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Tue 20 May, 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:                             1005267
    Prefixes after maximum aggregation (per Origin AS):          380326
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      480391
    Number of IPv4 prefixes with a valid ROA:                    555971
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449278
Total ASes present in the Internet Routing Table:                 76931
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65863
Origin ASes announcing only one prefix:                           26906
Transit ASes present in the Internet Routing Table:               11068
Transit-only ASes present in the Internet Routing Table:            556
Paths with bogon ASNs present in the IPv4 Routing Table:             56
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                     102
    Max AS path prepend of ASN ( 37447)                              98
Prefixes from unregistered ASNs in the Routing Table:               987
    Number of instances of unregistered ASNs:                       991
Number of 32-bit ASNs allocated by the RIRs:                      46463
Number of 32-bit ASNs visible in the Routing Table:               38269
Prefixes from 32-bit ASNs in the Routing Table:                  206194
Number of bogon 32-bit ASNs visible in the Routing Table:            16
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            311
Number of addresses announced to Internet:                   3114865728
    Equivalent to 185 /8s, 169 /16s and 20 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      326544

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

Prefixes being announced by APNIC Region ASes:                   270424
    Total APNIC prefixes after maximum aggregation:               77993
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          261519
    Unique aggregates announced from the APNIC address blocks:   103470
APNIC Region origin ASes present in the Internet Routing Table:   14699
    APNIC Prefixes per ASN:                                       17.79
APNIC Region origin ASes announcing only one prefix:               4452
APNIC Region transit ASes present in the Internet Routing Table:   1986
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10154
Number of APNIC addresses announced to Internet:              754061888
    Equivalent to 44 /8s, 242 /16s and 18 /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:                    293252
    Total ARIN prefixes after maximum aggregation:               131076
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           294368
    Unique aggregates announced from the ARIN address blocks:    139344
ARIN Region origin ASes present in the Internet Routing Table:    19249
    ARIN Prefixes per ASN:                                        15.29
ARIN Region origin ASes announcing only one prefix:                7051
ARIN Region transit ASes present in the Internet Routing Table:    1987
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:    5213
Number of ARIN addresses announced to Internet:              1352758784
    Equivalent to 80 /8s, 161 /16s and 118 /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:                    277716
    Total RIPE prefixes after maximum aggregation:               134152
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           275920
    Unique aggregates announced from the RIPE address blocks:    174658
RIPE Region origin ASes present in the Internet Routing Table:    28924
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12051
RIPE Region transit ASes present in the Internet Routing Table:    4006
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:   12447
Number of RIPE addresses announced to Internet:               731371968
    Equivalent to 43 /8s, 151 /16s and 217 /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:                  126442
    Total LACNIC prefixes after maximum aggregation:              29794
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122016
    Unique aggregates announced from the LACNIC address blocks:   48900
LACNIC Region origin ASes present in the Internet Routing Table:  11237
    LACNIC Prefixes per ASN:                                      10.86
LACNIC Region origin ASes announcing only one prefix:              2675
LACNIC Region transit ASes present in the Internet Routing Table:  2508
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9182
Number of LACNIC addresses announced to Internet:             171700544
    Equivalent to 10 /8s, 59 /16s and 241 /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:                  36446
    Total AfriNIC prefixes after maximum aggregation:              6695
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         51133
    Unique aggregates announced from the AfriNIC address blocks:  13739
AfriNIC Region origin ASes present in the Internet Routing Table:  1905
    AfriNIC Prefixes per ASN:                                     26.84
AfriNIC Region origin ASes announcing only one prefix:              677
AfriNIC Region transit ASes present in the Internet Routing Table:  375
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                      102
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet:            104805632
    Equivalent to 6 /8s, 63 /16s and 53 /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       11185       8915     154  CHINAMOBILE-CN China Mobile Communication
  7545        6159        841     643  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4445        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4359       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4286        534     301  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3938       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3695       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2865        852     534  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2200       1439      87  TENCENT-NET-AP Shenzhen Tencent Computer 

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       13435      40825    5082  AMAZON-02, US
   174        5334       8746     882  COGENT-174, US
 11492        4735        314     586  CABLEONE, US
  7155        3875        287      89  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3347       3015     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3164       3851     416  GOOGLE-CLOUD-PLATFORM, US
 16625        3049       1274    2234  AKAMAI-AS, US
 36352        2821        230     862  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        7702       1714     148  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3998       3395     139  AKAMAI-ASN1, NL
  9009        3793        328    2003  M247, RO
 12389        3074       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2418        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2389        360     579  TELLCOM-AS, TR
212238        2149        151    1580  CDNEXT, GB
  8452        1606       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       12132       3251     582  UNINET, MX
 10620        3499        480    1018  Telmex Colombia S.A., CO
 13999        2510        540     364  Mega Cable, S.A. de C.V., MX
 11830        1996        369      64  Instituto Costarricense de Electricidad y
 28573        1358       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1338        785     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
262287        1070         83     229  Latitude.sh LTDA, BR
 22884        1062         68     380  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1039        374     163  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        1778        632      28  RAYA-AS, EG
 24863        1653        389      17  LINKdotNET-AS, EG
 29571        1600        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1432       1519     280  ETISALAT-MISR, EG
 36903        1250        554      97  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1036        523      46  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         556         82       3  KENET-AS, KE
 15399         539         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       13435      40825    5082  AMAZON-02, US
  8151       12132       3251     582  UNINET, MX
  9808       11185       8915     154  CHINAMOBILE-CN China Mobile Communication
 12479        7702       1714     148  UNI2-AS, ES
  7545        6159        841     643  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5334       8746     882  COGENT-174, US
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4735        314     586  CABLEONE, US
 18403        4445        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       12132        11550  UNINET, MX
  9808       11185        11031  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7702         7554  UNI2-AS, ES
  7545        6159         5516  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853         4778  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5334         4452  COGENT-174, US
 18403        4445         4420  FPT-AS-AP FPT Telecom Company, VN
 45899        4359         4304  VNPT-AS-VN VNPT Corp, VN
 11492        4735         4149  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
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     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

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
23.146.16.0/24       Origin:    396281  RESERVED, ZZ
23.146.16.0/24      Transit:      7018  ATT-INTERNET4, US
23.146.19.0/24       Origin:    396281  RESERVED, ZZ
23.146.19.0/24      Transit:      7018  ATT-INTERNET4, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE

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       /9:16      /10:41      /11:92      /12:300     
/13:584     /14:1228    /15:2185    /16:14090   /17:8505    /18:14495   
/19:25414   /20:45838   /21:53056   /22:113799  /23:105327  /24:619561  
/25:115     /26:113     /27:101     /28:18      /29:74      /30:10      
/31:0       /32:289     

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

   ASN  No of nets  Total ann.  Description
 12479        6618        7702  UNI2-AS, ES
  8151        6324       12132  UNINET, MX
 11492        3532        4735  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3622  SHAW, CA
  7155        2833        3875  VIASAT-SP-BACKBONE, US
 22773        2499        3347  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2313       13435  AMAZON-02, US
 30036        2227        2567  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2185        3499  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)
----------------------------------------------

   1:2426      2:1639      3:766       4:13        5:4782      6:163    
   7:6         8:1616      9:1        11:172      12:1364     13:423    
  14:2587     15:353      16:284      17:379      18:916      20:542    
  21:4        22:188      23:7565     24:2803     25:2        27:2825   
  29:19       31:3344     32:40       33:1        34:84       35:208    
  36:2973     37:4664     38:10297    39:918      40:169      41:4335   
  42:2012     43:2691     44:385      45:18800    46:5132     47:322    
  49:1954     50:1891     51:590      52:1561     54:317      55:1096   
  56:11       57:261      58:2331     59:1354     60:1195     61:3152   
  62:2956     63:1807     64:5481     65:2181     66:4661     67:3068   
  68:1120     69:3932     70:1066     71:632      72:2818     74:2778   
  75:1519     76:617      77:2705     78:1890     79:1723     80:2244   
  81:2085     82:3106     83:1473     84:1877     85:3425     86:1165   
  87:2404     88:1291     89:4390     90:777      91:8377     92:2762   
  93:2897     94:4173     95:4324     96:1462     97:316      98:979    
  99:682     100:72      101:1415    102:4097    103:32685   104:5039   
 105:1159    106:1040    107:2650    108:1223    109:4128    110:2286   
 111:3354    112:2118    113:1848    114:1989    115:2231    116:2099   
 117:2605    118:2904    119:2019    120:2016    121:1447    122:2903   
 123:2507    124:1731    125:2903    126:93      128:1675    129:974    
 130:1315    131:1995    132:785     133:451     134:1548    135:333    
 136:1351    137:1261    138:2947    139:1668    140:1612    141:1508   
 142:1900    143:1768    144:1103    145:503     146:2209    147:2111   
 148:2703    149:2963    150:1231    151:1939    152:2096    153:566    
 154:8432    155:1979    156:3280    157:1899    158:1322    159:2461   
 160:3835    161:1890    162:3761    163:2170    164:1710    165:2202   
 166:1482    167:1906    168:4360    169:798     170:5130    171:1016   
 172:4435    173:3292    174:914     175:1327    176:3717    177:4845   
 178:3645    179:2341    180:2704    181:4089    182:3467    183:2157   
 184:2090    185:21629   186:5230    187:4510    188:4266    189:4355   
 190:9586    191:1502    192:11244   193:9502    194:7929    195:5655   
 196:3287    197:3673    198:6102    199:8515    200:8256    201:6399   
 202:10845   203:10884   204:4542    205:3613    206:4515    207:3499   
 208:4286    209:5196    210:4928    211:2745    212:4591    213:3745   
 214:1027    215:48      216:6771    217:3295    218:1410    219:583    
 220:2094    221:1097    222:972     223:2414   

End of report


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