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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 23 21:40:16 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Thu 23 Jan, 2025

  IPv4 BGP Table (Global) as seen at USP.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/USP/

Analysis Summary
----------------

BGP routing table entries examined:                              971873
    Prefixes after maximum aggregation (per Origin AS):          370668
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      472170
    Number of IPv4 prefixes with a valid ROA:                    524578
    Number of IPv4 prefixes with an invalid ROA:                    172
    Number of IPv4 prefixes with no ROA:                         447123
Total ASes present in the Internet Routing Table:                 76551
    Prefixes per ASN:                                             12.70
Origin-only ASes present in the Internet Routing Table:           65639
Origin ASes announcing only one prefix:                           26862
Transit ASes present in the Internet Routing Table:               10912
Transit-only ASes present in the Internet Routing Table:            529
Paths with bogon ASNs present in the IPv4 Routing Table:            318
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1206
    Number of instances of unregistered ASNs:                      1212
Number of 32-bit ASNs allocated by the RIRs:                      46064
Number of 32-bit ASNs visible in the Routing Table:               37673
Prefixes from 32-bit ASNs in the Routing Table:                  198634
Number of bogon 32-bit ASNs visible in the Routing Table:            38
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            514
Number of addresses announced to Internet:                   3114782720
    Equivalent to 185 /8s, 167 /16s and 208 /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:      317883

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

Prefixes being announced by APNIC Region ASes:                   254971
    Total APNIC prefixes after maximum aggregation:               76014
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246801
    Unique aggregates announced from the APNIC address blocks:   102467
APNIC Region origin ASes present in the Internet Routing Table:   14440
    APNIC Prefixes per ASN:                                       17.09
APNIC Region origin ASes announcing only one prefix:               4425
APNIC Region transit ASes present in the Internet Routing Table:   1924
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9953
Number of APNIC addresses announced to Internet:              754241024
    Equivalent to 44 /8s, 244 /16s and 206 /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, 131072-153913
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:                    286737
    Total ARIN prefixes after maximum aggregation:               126926
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288393
    Unique aggregates announced from the ARIN address blocks:    134431
ARIN Region origin ASes present in the Internet Routing Table:    19215
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                7030
ARIN Region transit ASes present in the Internet Routing Table:    1997
Average ARIN Region AS path length visible:                         5.0
    Max ARIN Region AS path length visible:                          40
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5127
Number of ARIN addresses announced to Internet:              1346383360
    Equivalent to 80 /8s, 64 /16s and 46 /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:                    270759
    Total RIPE prefixes after maximum aggregation:               131260
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267714
    Unique aggregates announced from the RIPE address blocks:    170640
RIPE Region origin ASes present in the Internet Routing Table:    28827
    RIPE Prefixes per ASN:                                         9.29
RIPE Region origin ASes announcing only one prefix:               12051
RIPE Region transit ASes present in the Internet Routing Table:    3947
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12211
Number of RIPE addresses announced to Internet:               731943680
    Equivalent to 43 /8s, 160 /16s and 147 /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:                  123761
    Total LACNIC prefixes after maximum aggregation:              29010
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121163
    Unique aggregates announced from the LACNIC address blocks:   48848
LACNIC Region origin ASes present in the Internet Routing Table:  11186
    LACNIC Prefixes per ASN:                                      10.83
LACNIC Region origin ASes announcing only one prefix:              2663
LACNIC Region transit ASes present in the Internet Routing Table:  2479
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9116
Number of LACNIC addresses announced to Internet:             177481472
    Equivalent to 10 /8s, 148 /16s and 39 /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:                  34439
    Total AfriNIC prefixes after maximum aggregation:              6689
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         47287
    Unique aggregates announced from the AfriNIC address blocks:  15358
AfriNIC Region origin ASes present in the Internet Routing Table:  1912
    AfriNIC Prefixes per ASN:                                     24.73
AfriNIC Region origin ASes announcing only one prefix:              693
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1266
Number of AfriNIC addresses announced to Internet:            104470272
    Equivalent to 6 /8s, 58 /16s and 23 /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       10338       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6202        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4222        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4152        528     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3674       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3248       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2821        846     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        434     191  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12609      38856    3727  AMAZON-02, US
 11492        4691        312     563  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4168       8762     896  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3589       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3011       1299    2194  AKAMAI-AS, US
396982        2904       3657     443  GOOGLE-CLOUD-PLATFORM, US
 30036        2585        362     254  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7725       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4024       3395     128  AKAMAI-ASN1, NL
  9009        3745        321    1900  M247, RO
 12389        2978       2301     888  ROSTELECOM-AS, RU
 34984        2371        361     580  TELLCOM-AS, TR
212238        1901        136    1401  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1499         99     752  CLOUVIDER Clouvider - Global ASN, GB

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11653       3228     603  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2511        539     364  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1155        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1108        371      22  Telefonica del Peru S.A.A., PE
 22884        1073         98     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1682        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1546         97     106  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 20011         971        179     275  INTERNET-SOLUTIONS, ZA
 37069         839       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12609      38856    3727  AMAZON-02, US
  8151       11653       3228     603  UNINET, MX
  9808       10338       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7725       1711     144  UNI2-AS, ES
  7545        6202        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4691        312     563  CABLEONE, US
 18403        4222        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4168       8762     896  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11653        11050  UNINET, MX
  9808       10338        10250  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7725         7581  UNI2-AS, ES
  7545        6202         5537  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4222         4199  FPT-AS-AP FPT Telecom Company, VN
 11492        4691         4128  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
 20940        4024         3896  AKAMAI-ASN1, NL
  7552        3912         3887  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

Complete listing at https://bgp.nsrc.org/REN/USP/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/USP/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:93      /12:310     
/13:589     /14:1228    /15:2172    /16:13945   /17:8249    /18:13688   
/19:24572   /20:43752   /21:51780   /22:111954  /23:100710  /24:598756  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        6686        7725  UNI2-AS, ES
  8151        5854       11653  UNINET, MX
 11492        3550        4691  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2244        2585  MEDIACOM-ENTERPRISE-BUSINESS, US
 16509        2235       12609  AMAZON-02, US
 10620        2179        3539  Telmex Colombia S.A., CO

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

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

   1:2288      2:1546      3:556       4:9         5:4576      6:165    
   7:6         8:1544      9:1        11:172      12:1387     13:355    
  14:2492     15:336      16:270      17:361      18:904      20:450    
  21:4        22:188      23:7293     24:2734     25:2        27:2742   
  29:19       31:3104     32:37       34:70       35:184      36:2404   
  37:4549     38:9075     39:895      40:151      41:4170     42:1930   
  43:2522     44:346      45:18192    46:4969     47:293      49:1988   
  50:1872     51:586      52:1570     54:307      55:1022     56:9      
  57:237      58:2207     59:1182     60:1161     61:2787     62:2920   
  63:1839     64:5496     65:2086     66:4627     67:3013     68:1199   
  69:4022     70:1153     71:613      72:2863     74:2778     75:1639   
  76:631      77:2606     78:1849     79:1724     80:2213     81:2050   
  82:1991     83:1423     84:1795     85:3269     86:994      87:2191   
  88:1276     89:4360     90:754      91:8321     92:2790     93:2892   
  94:3830     95:4166     96:1272     97:309      98:1009     99:736    
 100:71      101:1132    102:3585    103:32303   104:4602    105:754    
 106:1014    107:2618    108:1185    109:4068    110:2221    111:3353   
 112:2044    113:1776    114:1935    115:2200    116:2028    117:2748   
 118:2856    119:1939    120:1871    121:1355    122:2730    123:2166   
 124:1553    125:2851    126:93      128:1608    129:948     130:1270   
 131:1886    132:809     133:450     134:1516    135:324     136:1335   
 137:1281    138:2908    139:1584    140:1525    141:1467    142:1833   
 143:1592    144:1022    145:465     146:2136    147:2056    148:2588   
 149:2845    150:1205    151:1626    152:2090    153:571     154:7967   
 155:1557    156:3405    157:1878    158:1255    159:2425    160:3519   
 161:1790    162:3652    163:1792    164:1700    165:2160    166:1333   
 167:1856    168:4112    169:792     170:5077    171:1005    172:4063   
 173:3176    174:920     175:1271    176:3589    177:4911    178:3741   
 179:2199    180:2544    181:3936    182:3368    183:2049    184:2275   
 185:21411   186:5148    187:4384    188:4230    189:4128    190:9578   
 191:1561    192:11249   193:9352    194:7700    195:5455    196:3208   
 197:3515    198:6159    199:8266    200:8064    201:6307    202:10353  
 203:10601   204:4535    205:3683    206:4668    207:3599    208:4208   
 209:5161    210:4546    211:2514    212:4519    213:3756    214:1050   
 215:42      216:6592    217:3097    218:1335    219:372     220:2098   
 221:1054    222:718     223:2314   

End of report


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