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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jul 11 21:31:22 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Fri 11 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:                             1008848
    Prefixes after maximum aggregation (per Origin AS):          383745
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      486243
    Number of IPv4 prefixes with a valid ROA:                    565174
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         443655
Total ASes present in the Internet Routing Table:                 77111
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           65978
Origin ASes announcing only one prefix:                           26861
Transit ASes present in the Internet Routing Table:               11133
Transit-only ASes present in the Internet Routing Table:            577
Paths with bogon ASNs present in the IPv4 Routing Table:             70
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1124
    Number of instances of unregistered ASNs:                      1159
Number of 32-bit ASNs allocated by the RIRs:                      46790
Number of 32-bit ASNs visible in the Routing Table:               38588
Prefixes from 32-bit ASNs in the Routing Table:                  208735
Number of bogon 32-bit ASNs visible in the Routing Table:            88
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            312
Number of addresses announced to Internet:                   3111744065
    Equivalent to 185 /8s, 121 /16s and 114 /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:      327975

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

Prefixes being announced by APNIC Region ASes:                   273985
    Total APNIC prefixes after maximum aggregation:               78699
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          264562
    Unique aggregates announced from the APNIC address blocks:   105253
APNIC Region origin ASes present in the Internet Routing Table:   14801
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4490
APNIC Region transit ASes present in the Internet Routing Table:   2010
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:  10269
Number of APNIC addresses announced to Internet:              754660416
    Equivalent to 44 /8s, 251 /16s and 52 /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:                    293988
    Total ARIN prefixes after maximum aggregation:               131943
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           295742
    Unique aggregates announced from the ARIN address blocks:    140902
ARIN Region origin ASes present in the Internet Routing Table:    19216
    ARIN Prefixes per ASN:                                        15.39
ARIN Region origin ASes announcing only one prefix:                7016
ARIN Region transit ASes present in the Internet Routing Table:    2002
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:    5245
Number of ARIN addresses announced to Internet:              1349476096
    Equivalent to 80 /8s, 111 /16s and 95 /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:                    280225
    Total RIPE prefixes after maximum aggregation:               135878
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279231
    Unique aggregates announced from the RIPE address blocks:    176936
RIPE Region origin ASes present in the Internet Routing Table:    28960
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12034
RIPE Region transit ASes present in the Internet Routing Table:    4007
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:   12561
Number of RIPE addresses announced to Internet:               731499713
    Equivalent to 43 /8s, 153 /16s and 204 /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:                  126119
    Total LACNIC prefixes after maximum aggregation:              29746
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122390
    Unique aggregates announced from the LACNIC address blocks:   49042
LACNIC Region origin ASes present in the Internet Routing Table:  11277
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2651
LACNIC Region transit ASes present in the Internet Routing Table:  2527
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9233
Number of LACNIC addresses announced to Internet:             171181632
    Equivalent to 10 /8s, 52 /16s and 6 /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:                  33407
    Total AfriNIC prefixes after maximum aggregation:              6720
    AfriNIC Deaggregation factor:                                  4.97
Prefixes being announced from the AfriNIC address blocks:         46611
    Unique aggregates announced from the AfriNIC address blocks:  13833
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     24.40
AfriNIC Region origin ASes announcing only one prefix:              670
AfriNIC Region transit ASes present in the Internet Routing Table:  385
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet:            104721920
    Equivalent to 6 /8s, 61 /16s and 238 /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       11912       8921     173  CHINAMOBILE-CN China Mobile Communication
  7545        6135        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4425        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4380       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4361        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3939       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3703       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2902        862     519  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2789        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       13693      40962    5258  AMAZON-02, US
   174        5280       8769     848  COGENT-174, US
 11492        4788        317     606  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3337       3018     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54767    2476  DNIC-AS-00749, US
396982        3194       3854     431  GOOGLE-CLOUD-PLATFORM, US
 16625        2988       1255    2219  AKAMAI-AS, US
  4155        2848        216    1739  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        7638       1713     150  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3973       3396     140  AKAMAI-ASN1, NL
  9009        3777        360    2110  M247, RO
 12389        3121       2317     875  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     581  TELLCOM-AS, TR
  5384        2381        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2348        167    1715  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1558       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       12296       3255     575  UNINET, MX
 10620        3513        481    1023  Telmex Colombia S.A., CO
 13999        2530        538     352  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1367       2435     268  Claro NXT Telecomunicacoes Ltda, BR
  3816        1346        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1165        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1054         67     379  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1024       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
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 24835        1187        633      33  RAYA-AS, EG
 36992         907       1438     305  ETISALAT-MISR, EG
 36935         752        520      39  Vodafone-, EG
 24863         639        389      22  LINKdotNET-AS, EG
 37069         600       1112      11  MOBINIL, EG
 36914         574         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 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       13693      40962    5258  AMAZON-02, US
  8151       12296       3255     575  UNINET, MX
  9808       11912       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7638       1713     150  UNI2-AS, ES
  7545        6135        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5280       8769     848  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4788        317     606  CABLEONE, US
 18403        4425        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
  9808       11912        11739  CHINAMOBILE-CN China Mobile Communications Grou
  8151       12296        11721  UNINET, MX
 12479        7638         7488  UNI2-AS, ES
  7545        6135         5523  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        5280         4432  COGENT-174, US
 18403        4425         4400  FPT-AS-AP FPT Telecom Company, VN
 45899        4380         4325  VNPT-AS-VN VNPT Corp, VN
 11492        4788         4182  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
    398074  UNALLOCATED  8.28.115.0/24            32787  PROLEXIC-TECHNOLOGIES-D
    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
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, US
23.147.224.0/24      Origin:     27392  639-DATACENTERS, US
23.147.224.0/24     Transit:      3356  LEVEL3, US
23.147.225.0/24      Origin:     27392  639-DATACENTERS, US
23.147.225.0/24     Transit:      3356  LEVEL3, 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      /12:299     
/13:581     /14:1208    /15:2168    /16:13876   /17:8476    /18:14227   
/19:25281   /20:45373   /21:52983   /22:112862  /23:105999  /24:624604  
/25:132     /26:112     /27:101     /28:18      /29:74      /30:8       
/31:0       /32:303     

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

   ASN  No of nets  Total ann.  Description
 12479        6571        7638  UNI2-AS, ES
  8151        6518       12296  UNINET, MX
 11492        3582        4788  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2489        3337  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2348       13693  AMAZON-02, US
 30036        2267        2608  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2200        3513  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)
----------------------------------------------

   1:2467      2:1595      3:852       4:12        5:4846      6:162    
   7:6         8:1590      9:1        11:172      12:1342     13:459    
  14:2624     15:366      16:285      17:381      18:899      20:571    
  21:4        22:188      23:7726     24:2727     25:2        27:2857   
  29:19       31:3416     32:39       33:1        34:84       35:260    
  36:3544     37:4633     38:10565    39:917      40:251      41:4225   
  42:1941     43:2790     44:375      45:18809    46:5169     47:353    
  49:1917     50:1896     51:592      52:1554     54:324      55:1108   
  56:11       57:277      58:2299     59:1322     60:1202     61:3069   
  62:2916     63:1804     64:5542     65:2178     66:4733     67:3103   
  68:1092     69:3962     70:1046     71:630      72:2852     74:2802   
  75:1512     76:608      77:2762     78:1902     79:1732     80:2231   
  81:2086     82:3171     83:1494     84:1873     85:3460     86:1185   
  87:2405     88:1317     89:4472     90:775      91:8466     92:2818   
  93:2956     94:4232     95:4415     96:1489     97:310      98:962    
  99:697     100:72      101:1458    102:4054    103:32801   104:5263   
 105:1136    106:982     107:2639    108:1259    109:4237    110:2283   
 111:3348    112:2253    113:1901    114:1977    115:2310    116:2147   
 117:2607    118:3018    119:2036    120:2201    121:1409    122:2928   
 123:2542    124:1770    125:2933    126:91      128:1639    129:978    
 130:1313    131:2074    132:778     133:450     134:1583    135:350    
 136:1433    137:1269    138:2885    139:1665    140:1652    141:1531   
 142:1917    143:1968    144:1186    145:560     146:2196    147:2106   
 148:2704    149:3021    150:1252    151:2219    152:2081    153:591    
 154:8008    155:1827    156:3102    157:1936    158:1335    159:2500   
 160:3638    161:1866    162:3892    163:2249    164:1885    165:2089   
 166:1511    167:2025    168:4045    169:785     170:5177    171:1015   
 172:4423    173:3363    174:917     175:1349    176:3729    177:4900   
 178:3974    179:2344    180:2691    181:4136    182:3525    183:2259   
 184:2105    185:21658   186:5313    187:4703    188:4280    189:4402   
 190:9604    191:1529    192:11352   193:9500    194:7935    195:5717   
 196:3284    197:3160    198:6109    199:8580    200:8300    201:6409   
 202:10958   203:10919   204:4586    205:3637    206:4538    207:3544   
 208:4314    209:5151    210:4945    211:2801    212:4609    213:3803   
 214:1021    215:46      216:6808    217:3337    218:1432    219:603    
 220:2148    221:1190    222:966     223:2671   

End of report


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