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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 24 21:31:09 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Thu 24 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:                              838145
    Prefixes after maximum aggregation (per Origin AS):          325319
    Deaggregation factor:                                          2.58
    Unique aggregates announced (without unneeded subnets):      407571
    Number of IPv4 prefixes with a valid ROA:                    481064
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         357062
Total ASes present in the Internet Routing Table:                 52656
    Prefixes per ASN:                                             15.92
Origin-only ASes present in the Internet Routing Table:           43918
Origin ASes announcing only one prefix:                           16352
Transit ASes present in the Internet Routing Table:                8738
Transit-only ASes present in the Internet Routing Table:           1595
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      35
    Max AS path prepend of ASN (150262)                              30
Prefixes from unregistered ASNs in the Routing Table:               813
    Number of instances of unregistered ASNs:                       844
Number of 32-bit ASNs allocated by the RIRs:                      46895
Number of 32-bit ASNs visible in the Routing Table:               27316
Prefixes from 32-bit ASNs in the Routing Table:                  166161
Number of bogon 32-bit ASNs visible in the Routing Table:            74
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            253
Number of addresses announced to Internet:                   2954357784
    Equivalent to 176 /8s, 23 /16s and 236 /24s
    Percentage of available address space announced:               79.8
    Percentage of allocated address space announced:               79.8
    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:      259688

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

Prefixes being announced by APNIC Region ASes:                   253911
    Total APNIC prefixes after maximum aggregation:               74240
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          245601
    Unique aggregates announced from the APNIC address blocks:   100415
APNIC Region origin ASes present in the Internet Routing Table:   13054
    APNIC Prefixes per ASN:                                       18.81
APNIC Region origin ASes announcing only one prefix:               3935
APNIC Region transit ASes present in the Internet Routing Table:   1879
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:   9743
Number of APNIC addresses announced to Internet:              741110597
    Equivalent to 44 /8s, 44 /16s and 115 /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:                    258129
    Total ARIN prefixes after maximum aggregation:               113999
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           258799
    Unique aggregates announced from the ARIN address blocks:    120854
ARIN Region origin ASes present in the Internet Routing Table:    12829
    ARIN Prefixes per ASN:                                        20.17
ARIN Region origin ASes announcing only one prefix:                4320
ARIN Region transit ASes present in the Internet Routing Table:    1587
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    3573
Number of ARIN addresses announced to Internet:              1320732434
    Equivalent to 78 /8s, 184 /16s and 199 /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:                    240987
    Total RIPE prefixes after maximum aggregation:               113747
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           239890
    Unique aggregates announced from the RIPE address blocks:    149430
RIPE Region origin ASes present in the Internet Routing Table:    17494
    RIPE Prefixes per ASN:                                        13.71
RIPE Region origin ASes announcing only one prefix:                6261
RIPE Region transit ASes present in the Internet Routing Table:    3019
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:    7229
Number of RIPE addresses announced to Internet:               710141057
    Equivalent to 42 /8s, 83 /16s and 228 /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:                   52244
    Total LACNIC prefixes after maximum aggregation:              16721
    LACNIC Deaggregation factor:                                   3.12
Prefixes being announced from the LACNIC address blocks:          48675
    Unique aggregates announced from the LACNIC address blocks:   23428
LACNIC Region origin ASes present in the Internet Routing Table:   5885
    LACNIC Prefixes per ASN:                                       8.27
LACNIC Region origin ASes announcing only one prefix:              1334
LACNIC Region transit ASes present in the Internet Routing Table:  1718
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  5649
Number of LACNIC addresses announced to Internet:              80091712
    Equivalent to 4 /8s, 198 /16s and 26 /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:                  32061
    Total AfriNIC prefixes after maximum aggregation:              6071
    AfriNIC Deaggregation factor:                                  5.28
Prefixes being announced from the AfriNIC address blocks:         44927
    Unique aggregates announced from the AfriNIC address blocks:  13240
AfriNIC Region origin ASes present in the Internet Routing Table:  1572
    AfriNIC Prefixes per ASN:                                     28.58
AfriNIC Region origin ASes announcing only one prefix:              502
AfriNIC Region transit ASes present in the Internet Routing Table:  340
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1122
Number of AfriNIC addresses announced to Internet:            102107648
    Equivalent to 6 /8s, 22 /16s and 10 /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       10087       7526     295  CHINAMOBILE-CN China Mobile Communication
  7545        6119        839     605  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4502        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4369       1871     116  VNPT-AS-VN VNPT Corp, VN
  9498        4236        531     310  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3943       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1036      68  TELKOMNET-AS-AP PT Telekomunikasi Indones
  4538        3479       4184      91  ERX-CERNET-BKB China Education and Resear
 24560        2822        840     549  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2571        655     462  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       13773      40977    5297  AMAZON-02, US
   174        5271       8772     863  COGENT-174, US
 11492        4457        295     753  CABLEONE, US
  7155        3600        277      74  VIASAT-SP-BACKBONE, US
 22773        3214       3007     139  ASN-CXA-ALL-CCI-22773-RDC, US
396982        3197       3855     433  GOOGLE-CLOUD-PLATFORM, US
  6327        3190       1318      76  SHAW, CA
   749        3033      54496    2284  DNIC-AS-00749, US
 16625        2982       1254    2215  AKAMAI-AS, US
  4155        2846        216    1734  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        7434       1702     150  UNI2-AS, ES
 39891        4648        284      56  ALJAWWALSTC-AS, SA
 20940        3950       3394     120  AKAMAI-ASN1, NL
  9009        3804        361    2128  M247, RO
 12389        3101       2314     865  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2368        359     589  TELLCOM-AS, TR
  5384        2352        584      38  EMIRATES-INTERNET Emirates Internet, AE
212238        2309        163    1683  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1593       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        4195       2050     738  UNINET, MX
  3816        1249        728     185  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 22884         913         57     439  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 11664         864        109     348  Techtel LMDS Comunicaciones Interactivas 
 27651         825        134      36  ENTEL CHILE S.A., CL
 11172         800        145      53  Alestra, S. de R.L. de C.V., MX
 26615         721       2486      56  TIM SA, BR
 52468         593         37     212  UFINET PANAMA S.A., PA
  6503         571        191     371  Axtel, S.A.B. de C.V., MX
 52228         422         47      19  Cable Tica, CR

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        1717        634      27  RAYA-AS, EG
 29571        1605        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1288       1488     356  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 24863        1203        389      20  LINKdotNET-AS, EG
 37069        1085       1112      11  MOBINIL, EG
 36935         652        520      43  Vodafone-, EG
 36914         581         82       3  KENET-AS, KE
 20011         552        149     198  INTERNET-SOLUTIONS, ZA
 15399         540         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       13773      40977    5297  AMAZON-02, US
  9808       10087       7526     295  CHINAMOBILE-CN China Mobile Communication
 12479        7434       1702     150  UNI2-AS, ES
  7545        6119        839     605  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5271       8772     863  COGENT-174, US
 39891        4648        284      56  ALJAWWALSTC-AS, SA
 18403        4502        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4457        295     753  CABLEONE, US
 45899        4369       1871     116  VNPT-AS-VN VNPT Corp, VN
  9498        4236        531     310  BBIL-AP BHARTI Airtel Ltd., IN

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       10087         9792  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7434         7284  UNI2-AS, ES
  7545        6119         5514  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4648         4592  ALJAWWALSTC-AS, SA
 18403        4502         4477  FPT-AS-AP FPT Telecom Company, VN
   174        5271         4408  COGENT-174, US
 45899        4369         4253  VNPT-AS-VN VNPT Corp, VN
  9498        4236         3926  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3943         3915  VIETEL-AS-AP Viettel Group, VN
 20940        3950         3830  AKAMAI-ASN1, NL

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      /10:40      /11:92      /12:295     
/13:567     /14:1149    /15:2073    /16:13169   /17:7878    /18:13064   
/19:21582   /20:39492   /21:44223   /22:95806   /23:86930   /24:511080  
/25:90      /26:91      /27:96      /28:15      /29:71      /30:7       
/31:0       /32:305     

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

   ASN  No of nets  Total ann.  Description
 12479        6408        7434  UNI2-AS, ES
 39891        3341        4648  ALJAWWALSTC-AS, SA
 11492        3298        4457  CABLEONE, US
  6327        3033        3190  SHAW, CA
  7155        2684        3600  VIASAT-SP-BACKBONE, US
 22773        2399        3214  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2368       13773  AMAZON-02, US
 30036        2278        2618  MEDIACOM-ENTERPRISE-BUSINESS, US
  8151        2055        4195  UNINET, MX
 12389        1900        3101  ROSTELECOM-AS PJSC Rostelecom. Technical Team, RU

Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2478      2:1589      3:859       4:12        5:4866      6:163    
   7:6         8:1588      9:1        11:172      12:1341     13:468    
  14:2640     15:367      16:286      17:379      18:901      20:578    
  21:4        22:188      23:7734     24:2731     25:2        27:2867   
  29:19       31:3445     32:39       33:1        34:84       35:261    
  36:3838     37:4606     38:10606    39:949      40:248      41:4335   
  42:2015     43:2812     44:379      45:18773    46:5172     47:354    
  49:1924     50:2002     51:591      52:1554     54:327      55:1110   
  56:11       57:279      58:2295     59:1418     60:1199     61:3077   
  62:3010     63:1802     64:5556     65:2173     66:4758     67:3105   
  68:1073     69:3959     70:1042     71:630      72:2855     74:2814   
  75:1513     76:606      77:2763     78:1903     79:1703     80:2240   
  81:2058     82:3198     83:1491     84:1902     85:3472     86:1188   
  87:2398     88:1314     89:4440     90:778      91:8453     92:2774   
  93:2965     94:4210     95:4424     96:1493     97:310      98:954    
  99:695     100:71      101:1464    102:4062    103:32733   104:5212   
 105:1059    106:978     107:2654    108:1257    109:4260    110:2282   
 111:3411    112:2322    113:1903    114:1986    115:2313    116:2153   
 117:2675    118:3020    119:2046    120:2242    121:1412    122:2937   
 123:2524    124:1794    125:2927    126:91      128:1640    129:984    
 130:1325    131:2034    132:775     133:450     134:1592    135:352    
 136:1445    137:1266    138:2837    139:1663    140:1658    141:1519   
 142:1904    143:1947    144:1185    145:566     146:2200    147:2100   
 148:2715    149:2998    150:1293    151:2232    152:2074    153:590    
 154:7835    155:1849    156:3114    157:1950    158:1343    159:2523   
 160:3611    161:1888    162:3863    163:2264    164:1877    165:2381   
 166:1517    167:1074    168:1305    169:430     170:2136    171:613    
 172:3216    173:2938    174:656     175:847     176:2730    177:758    
 178:2992    179:502     180:2169    181:1467    182:3138    183:2000   
 184:1631    185:11636   186:1677    187:1570    188:3133    189:1345   
 190:2625    191:662     192:6534    193:5090    194:4547    195:3140   
 196:2127    197:2213    198:3026    199:5524    200:1866    201:1442   
 202:7415    203:7250    204:2224    205:2212    206:2791    207:2079   
 208:2432    209:3344    210:3455    211:2052    212:2972    213:2694   
 214:797     215:28      216:4603    217:2246    218:951     219:395    
 220:1926    221:874     222:681     223:1788   

End of report


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