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

REN Routing Table Report cscora at bgp.nsrc.org
Mon May 26 21:29:20 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Mon 26 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:                             1006938
    Prefixes after maximum aggregation (per Origin AS):          380916
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482090
    Number of IPv4 prefixes with a valid ROA:                    557495
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449425
Total ASes present in the Internet Routing Table:                 77007
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           65940
Origin ASes announcing only one prefix:                           26922
Transit ASes present in the Internet Routing Table:               11067
Transit-only ASes present in the Internet Routing Table:            556
Paths with bogon ASNs present in the IPv4 Routing Table:             50
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      70
    Max AS path prepend of ASN ( 37447)                              66
Prefixes from unregistered ASNs in the Routing Table:               977
    Number of instances of unregistered ASNs:                       981
Number of 32-bit ASNs allocated by the RIRs:                      46520
Number of 32-bit ASNs visible in the Routing Table:               38345
Prefixes from 32-bit ASNs in the Routing Table:                  207055
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:            315
Number of addresses announced to Internet:                   3115646016
    Equivalent to 185 /8s, 180 /16s and 252 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      327398

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

Prefixes being announced by APNIC Region ASes:                   270689
    Total APNIC prefixes after maximum aggregation:               78142
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          261671
    Unique aggregates announced from the APNIC address blocks:   104664
APNIC Region origin ASes present in the Internet Routing Table:   14729
    APNIC Prefixes per ASN:                                       17.77
APNIC Region origin ASes announcing only one prefix:               4468
APNIC Region transit ASes present in the Internet Routing Table:   1992
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:  10180
Number of APNIC addresses announced to Internet:              754218304
    Equivalent to 44 /8s, 244 /16s and 117 /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:                    294227
    Total ARIN prefixes after maximum aggregation:               131214
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           294765
    Unique aggregates announced from the ARIN address blocks:    139737
ARIN Region origin ASes present in the Internet Routing Table:    19243
    ARIN Prefixes per ASN:                                        15.32
ARIN Region origin ASes announcing only one prefix:                7045
ARIN Region transit ASes present in the Internet Routing Table:    1988
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:    5215
Number of ARIN addresses announced to Internet:              1352727808
    Equivalent to 80 /8s, 160 /16s and 253 /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:                    278086
    Total RIPE prefixes after maximum aggregation:               134438
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           276359
    Unique aggregates announced from the RIPE address blocks:    174836
RIPE Region origin ASes present in the Internet Routing Table:    28952
    RIPE Prefixes per ASN:                                         9.55
RIPE Region origin ASes announcing only one prefix:               12068
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:   12468
Number of RIPE addresses announced to Internet:               731482560
    Equivalent to 43 /8s, 153 /16s and 137 /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:                  126288
    Total LACNIC prefixes after maximum aggregation:              29796
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122594
    Unique aggregates announced from the LACNIC address blocks:   48890
LACNIC Region origin ASes present in the Internet Routing Table:  11258
    LACNIC Prefixes per ASN:                                      10.89
LACNIC Region origin ASes announcing only one prefix:              2667
LACNIC Region transit ASes present in the Internet Routing Table:  2506
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:  9203
Number of LACNIC addresses announced to Internet:             171865152
    Equivalent to 10 /8s, 62 /16s and 116 /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:                  36671
    Total AfriNIC prefixes after maximum aggregation:              6718
    AfriNIC Deaggregation factor:                                  5.46
Prefixes being announced from the AfriNIC address blocks:         51234
    Unique aggregates announced from the AfriNIC address blocks:  13679
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     26.78
AfriNIC Region origin ASes announcing only one prefix:              674
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:                       70
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1279
Number of AfriNIC addresses announced to Internet:            105189120
    Equivalent to 6 /8s, 69 /16s and 15 /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       11180       8915     153  CHINAMOBILE-CN China Mobile Communication
  7545        6167        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4380        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4363       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4288        534     301  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3933       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3695       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2868        853     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2209       1440      91  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       13552      40829    5159  AMAZON-02, US
   174        5251       8746     881  COGENT-174, US
 11492        4734        314     586  CABLEONE, US
  7155        3878        287      89  VIASAT-SP-BACKBONE, US
  6327        3623       1320      81  SHAW, CA
 22773        3344       3015     164  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3231      54784    2482  DNIC-AS-00749, US
396982        3170       3852     418  GOOGLE-CLOUD-PLATFORM, US
 16625        3046       1269    2234  AKAMAI-AS, US
 36352        2826        231     855  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        7720       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3989       3395     139  AKAMAI-ASN1, NL
  9009        3852        337    2064  M247, RO
 12389        3076       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2415        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     580  TELLCOM-AS, TR
212238        2156        152    1585  CDNEXT, GB
  8452        1611       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       12169       3253     582  UNINET, MX
 10620        3500        480    1017  Telmex Colombia S.A., CO
 13999        2513        540     365  Mega Cable, S.A. de C.V., MX
 11830        1990        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
 22884        1062         68     378  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1042        374     163  Axtel, S.A.B. de C.V., MX
 26615        1034       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        1780        644      27  RAYA-AS, EG
 24863        1654        389      17  LINKdotNET-AS, EG
 29571        1608        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1434       1519     280  ETISALAT-MISR, EG
 36903        1250        554      97  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1058        523      46  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         561         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       13552      40829    5159  AMAZON-02, US
  8151       12169       3253     582  UNINET, MX
  9808       11180       8915     153  CHINAMOBILE-CN China Mobile Communication
 12479        7720       1714     148  UNI2-AS, ES
  7545        6167        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5251       8746     881  COGENT-174, US
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4734        314     586  CABLEONE, US
 18403        4380        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       12169        11587  UNINET, MX
  9808       11180        11027  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7720         7572  UNI2-AS, ES
  7545        6167         5527  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853         4778  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5251         4370  COGENT-174, US
 18403        4380         4355  FPT-AS-AP FPT Telecom Company, VN
 45899        4363         4308  VNPT-AS-VN VNPT Corp, VN
 11492        4734         4148  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
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:41      /11:92      /12:300     
/13:584     /14:1227    /15:2185    /16:14016   /17:8507    /18:14469   
/19:25445   /20:45925   /21:53088   /22:113965  /23:105590  /24:620750  
/25:115     /26:114     /27:102     /28:17      /29:75      /30:10      
/31:0       /32:289     

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

   ASN  No of nets  Total ann.  Description
 12479        6635        7720  UNI2-AS, ES
  8151        6360       12169  UNINET, MX
 11492        3531        4734  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3418        3623  SHAW, CA
  7155        2836        3878  VIASAT-SP-BACKBONE, US
 22773        2497        3344  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2363       13552  AMAZON-02, US
 30036        2231        2572  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2186        3500  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      2:1636      3:790       4:11        5:4788      6:163    
   7:6         8:1612      9:1        11:172      12:1357     13:437    
  14:2591     15:354      16:285      17:380      18:922      20:543    
  21:4        22:188      23:7574     24:2806     25:2        27:2836   
  29:19       31:3349     32:40       33:1        34:84       35:210    
  36:2977     37:4662     38:10290    39:917      40:171      41:4346   
  42:1968     43:2700     44:385      45:18856    46:5139     47:321    
  49:1952     50:1881     51:590      52:1564     54:320      55:1097   
  56:11       57:265      58:2328     59:1360     60:1196     61:3157   
  62:2954     63:1810     64:5489     65:2188     66:4672     67:3072   
  68:1126     69:3946     70:1085     71:634      72:2841     74:2798   
  75:1518     76:617      77:2707     78:1892     79:1663     80:2242   
  81:2089     82:3133     83:1479     84:1877     85:3424     86:1165   
  87:2401     88:1292     89:4413     90:778      91:8390     92:2775   
  93:2901     94:4179     95:4339     96:1460     97:316      98:978    
  99:689     100:71      101:1443    102:4062    103:32737   104:5056   
 105:1191    106:1040    107:2649    108:1250    109:4089    110:2290   
 111:3362    112:2125    113:1857    114:1988    115:2237    116:2101   
 117:2581    118:2904    119:2024    120:2016    121:1452    122:2905   
 123:2515    124:1722    125:2911    126:93      128:1681    129:975    
 130:1335    131:1996    132:785     133:451     134:1544    135:334    
 136:1356    137:1263    138:2960    139:1674    140:1615    141:1507   
 142:1907    143:1786    144:1113    145:503     146:2207    147:2115   
 148:2705    149:2977    150:1230    151:1940    152:2092    153:566    
 154:8319    155:1989    156:3283    157:1913    158:1324    159:2451   
 160:3849    161:1857    162:3770    163:2189    164:1745    165:2223   
 166:1489    167:1892    168:4384    169:795     170:5155    171:1019   
 172:4437    173:3303    174:915     175:1330    176:3723    177:4954   
 178:3654    179:2386    180:2708    181:4094    182:3472    183:2142   
 184:2095    185:21681   186:5241    187:4583    188:4270    189:4406   
 190:9595    191:1519    192:11324   193:9509    194:7942    195:5674   
 196:3278    197:3686    198:6128    199:8523    200:8269    201:6420   
 202:10874   203:10919   204:4527    205:3631    206:4520    207:3507   
 208:4260    209:5170    210:4925    211:2753    212:4607    213:3745   
 214:1025    215:48      216:6780    217:3314    218:1415    219:583    
 220:2095    221:1098    222:975     223:2412   

End of report


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