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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 16 21:40:32 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Thu 16 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:                              970474
    Prefixes after maximum aggregation (per Origin AS):          370184
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      471586
    Number of IPv4 prefixes with a valid ROA:                    523863
    Number of IPv4 prefixes with an invalid ROA:                    172
    Number of IPv4 prefixes with no ROA:                         446439
Total ASes present in the Internet Routing Table:                 76509
    Prefixes per ASN:                                             12.68
Origin-only ASes present in the Internet Routing Table:           65557
Origin ASes announcing only one prefix:                           26849
Transit ASes present in the Internet Routing Table:               10952
Transit-only ASes present in the Internet Routing Table:            532
Paths with bogon ASNs present in the IPv4 Routing Table:            314
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:              1205
    Number of instances of unregistered ASNs:                      1211
Number of 32-bit ASNs allocated by the RIRs:                      46067
Number of 32-bit ASNs visible in the Routing Table:               37619
Prefixes from 32-bit ASNs in the Routing Table:                  197818
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            512
Number of addresses announced to Internet:                   3117515776
    Equivalent to 185 /8s, 209 /16s and 132 /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:      317145

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

Prefixes being announced by APNIC Region ASes:                   254692
    Total APNIC prefixes after maximum aggregation:               75876
    APNIC Deaggregation factor:                                    3.36
Prefixes being announced from the APNIC address blocks:          246553
    Unique aggregates announced from the APNIC address blocks:   102263
APNIC Region origin ASes present in the Internet Routing Table:   14427
    APNIC Prefixes per ASN:                                       17.09
APNIC Region origin ASes announcing only one prefix:               4419
APNIC Region transit ASes present in the Internet Routing Table:   1917
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         48
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9930
Number of APNIC addresses announced to Internet:              756068096
    Equivalent to 45 /8s, 16 /16s and 175 /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:                    286162
    Total ARIN prefixes after maximum aggregation:               126801
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288048
    Unique aggregates announced from the ARIN address blocks:    134243
ARIN Region origin ASes present in the Internet Routing Table:    19203
    ARIN Prefixes per ASN:                                        15.00
ARIN Region origin ASes announcing only one prefix:                7006
ARIN Region transit ASes present in the Internet Routing Table:    1993
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:    5111
Number of ARIN addresses announced to Internet:              1346377984
    Equivalent to 80 /8s, 64 /16s and 25 /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:                    270478
    Total RIPE prefixes after maximum aggregation:               131105
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267468
    Unique aggregates announced from the RIPE address blocks:    170541
RIPE Region origin ASes present in the Internet Routing Table:    28814
    RIPE Prefixes per ASN:                                         9.28
RIPE Region origin ASes announcing only one prefix:               12065
RIPE Region transit ASes present in the Internet Routing Table:    3956
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:   12197
Number of RIPE addresses announced to Internet:               732954112
    Equivalent to 43 /8s, 175 /16s and 254 /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:                  123627
    Total LACNIC prefixes after maximum aggregation:              28957
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121018
    Unique aggregates announced from the LACNIC address blocks:   48869
LACNIC Region origin ASes present in the Internet Routing Table:  11181
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2661
LACNIC Region transit ASes present in the Internet Routing Table:  2505
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9113
Number of LACNIC addresses announced to Internet:             177451264
    Equivalent to 10 /8s, 147 /16s and 177 /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:                  34310
    Total AfriNIC prefixes after maximum aggregation:              6677
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         46874
    Unique aggregates announced from the AfriNIC address blocks:  15238
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     24.49
AfriNIC Region origin ASes announcing only one prefix:              698
AfriNIC Region transit ASes present in the Internet Routing Table:  371
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: 1268
Number of AfriNIC addresses announced to Internet:            104401664
    Equivalent to 6 /8s, 57 /16s and 11 /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       10311       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4315        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4085        524     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3909       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3245       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2818        846     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        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       12572      38855    3698  AMAZON-02, US
 11492        4694        312     550  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4141       8763     890  COGENT-174, US
  6327        3613       1320      81  SHAW, CA
 22773        3589       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        3009       1303    2182  AKAMAI-AS, US
396982        2898       3657     441  GOOGLE-CLOUD-PLATFORM, US
 30036        2588        363     255  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        7648       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4028       3395     126  AKAMAI-ASN1, NL
  9009        3737        321    1901  M247, RO
 12389        2976       2300     887  ROSTELECOM-AS, RU
 34984        2369        361     579  TELLCOM-AS, TR
212238        1895        135    1400  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       11622       3228     601  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2531        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1335       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        1107        275      34  Techtel LMDS Comunicaciones Interactivas 
 22884        1075         98     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6147        1049        371      22  Telefonica del Peru S.A.A., PE

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        1672        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1541         97     110  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1001        521      42  Vodafone-, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 37069         860       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         552         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       12572      38855    3698  AMAZON-02, US
  8151       11622       3228     601  UNINET, MX
  9808       10311       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7648       1709     143  UNI2-AS, ES
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4694        312     550  CABLEONE, US
 18403        4315        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4141       8763     890  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       11622        11021  UNINET, MX
  9808       10311        10224  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7648         7505  UNI2-AS, ES
  7545        6199         5534  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4315         4292  FPT-AS-AP FPT Telecom Company, VN
 11492        4694         4144  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
 20940        4028         3902  AKAMAI-ASN1, NL
  7552        3909         3884  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
23.132.100.0/24      Origin:    401568  MEMIL, US
23.132.100.0/24     Transit:     20473  AS-VULTR, 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

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      /12:311     
/13:590     /14:1228    /15:2170    /16:13975   /17:8245    /18:13703   
/19:24575   /20:43822   /21:51932   /22:112027  /23:100595  /24:597133  
/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        6612        7648  UNI2-AS, ES
  8151        5818       11622  UNINET, MX
 11492        3555        4694  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3613  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2248       12572  AMAZON-02, US
 30036        2247        2588  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2178        3538  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)
----------------------------------------------

   1:2286      2:1571      3:545       4:9         5:4499      6:165    
   7:6         8:1550      9:1        11:172      12:1387     13:355    
  14:2489     15:334      16:270      17:361      18:902      20:449    
  21:4        22:188      23:7258     24:2730     25:2        27:2690   
  29:19       31:3071     32:37       34:70       35:184      36:2401   
  37:4501     38:9038     39:895      40:150      41:4161     42:1969   
  43:2528     44:346      45:18087    46:4952     47:293      49:1999   
  50:1860     51:586      52:1571     54:307      55:1031     56:8      
  57:237      58:2209     59:1182     60:1160     61:2784     62:2924   
  63:1840     64:5410     65:2093     66:4629     67:3005     68:1198   
  69:3994     70:1154     71:609      72:2868     74:2781     75:1638   
  76:631      77:2599     78:1847     79:1702     80:2211     81:2049   
  82:1863     83:1419     84:1796     85:3267     86:984      87:2186   
  88:1276     89:4336     90:752      91:8319     92:2753     93:2868   
  94:3836     95:4167     96:1270     97:309      98:1006     99:737    
 100:71      101:1127    102:3511    103:32259   104:4580    105:753    
 106:1014    107:2626    108:1186    109:4060    110:2222    111:3296   
 112:2042    113:1796    114:1930    115:2175    116:2026    117:2741   
 118:2867    119:1940    120:1872    121:1360    122:2728    123:2176   
 124:1546    125:2843    126:61      128:1610    129:948     130:1258   
 131:1870    132:813     133:450     134:1514    135:325     136:1309   
 137:1280    138:2908    139:1575    140:1512    141:1460    142:1818   
 143:1608    144:1020    145:469     146:2135    147:2045    148:2585   
 149:2847    150:1197    151:1622    152:2088    153:562     154:7853   
 155:1545    156:3362    157:1876    158:1253    159:2436    160:3491   
 161:1786    162:3645    163:1784    164:1684    165:2151    166:1332   
 167:1873    168:4119    169:792     170:5087    171:1003    172:4020   
 173:3177    174:920     175:1269    176:3589    177:4967    178:3730   
 179:2230    180:2540    181:3949    182:3362    183:2064    184:2277   
 185:21378   186:5109    187:4334    188:4221    189:4121    190:9545   
 191:1562    192:11248   193:9363    194:7688    195:5421    196:3192   
 197:3496    198:6136    199:8274    200:8007    201:6314    202:10343  
 203:10573   204:4568    205:3688    206:4668    207:3603    208:4214   
 209:5141    210:4545    211:2512    212:4510    213:3742    214:1053   
 215:42      216:6575    217:3082    218:1335    219:372     220:2095   
 221:1053    222:719     223:2304   

End of report


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