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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Feb 13 21:40:14 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Thu 13 Feb, 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:                              974419
    Prefixes after maximum aggregation (per Origin AS):          372455
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      474619
    Number of IPv4 prefixes with a valid ROA:                    531626
    Number of IPv4 prefixes with an invalid ROA:                    167
    Number of IPv4 prefixes with no ROA:                         442626
Total ASes present in the Internet Routing Table:                 76582
    Prefixes per ASN:                                             12.72
Origin-only ASes present in the Internet Routing Table:           65658
Origin ASes announcing only one prefix:                           26867
Transit ASes present in the Internet Routing Table:               10924
Transit-only ASes present in the Internet Routing Table:            534
Paths with bogon ASNs present in the IPv4 Routing Table:            330
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      40
    Max AS path prepend of ASN ( 37447)                              36
Prefixes from unregistered ASNs in the Routing Table:              1178
    Number of instances of unregistered ASNs:                      1197
Number of 32-bit ASNs allocated by the RIRs:                      46117
Number of 32-bit ASNs visible in the Routing Table:               37766
Prefixes from 32-bit ASNs in the Routing Table:                  198957
Number of bogon 32-bit ASNs visible in the Routing Table:            57
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            487
Number of addresses announced to Internet:                   3110989568
    Equivalent to 185 /8s, 109 /16s and 239 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      319179

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

Prefixes being announced by APNIC Region ASes:                   255348
    Total APNIC prefixes after maximum aggregation:               76282
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246982
    Unique aggregates announced from the APNIC address blocks:   102694
APNIC Region origin ASes present in the Internet Routing Table:   14473
    APNIC Prefixes per ASN:                                       17.07
APNIC Region origin ASes announcing only one prefix:               4435
APNIC Region transit ASes present in the Internet Routing Table:   1933
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:   9979
Number of APNIC addresses announced to Internet:              752355840
    Equivalent to 44 /8s, 216 /16s and 10 /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:                    286862
    Total ARIN prefixes after maximum aggregation:               127347
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288564
    Unique aggregates announced from the ARIN address blocks:    135312
ARIN Region origin ASes present in the Internet Routing Table:    19210
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                7029
ARIN Region transit ASes present in the Internet Routing Table:    1990
Average ARIN Region AS path length visible:                         5.0
    Max ARIN Region AS path length visible:                          35
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5143
Number of ARIN addresses announced to Internet:              1343461376
    Equivalent to 80 /8s, 19 /16s and 152 /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:                    272125
    Total RIPE prefixes after maximum aggregation:               132125
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           269264
    Unique aggregates announced from the RIPE address blocks:    171928
RIPE Region origin ASes present in the Internet Routing Table:    28824
    RIPE Prefixes per ASN:                                         9.34
RIPE Region origin ASes announcing only one prefix:               12035
RIPE Region transit ASes present in the Internet Routing Table:    3963
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12245
Number of RIPE addresses announced to Internet:               732533248
    Equivalent to 43 /8s, 169 /16s and 146 /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:                  123778
    Total LACNIC prefixes after maximum aggregation:              29132
    LACNIC Deaggregation factor:                                   4.25
Prefixes being announced from the LACNIC address blocks:         121107
    Unique aggregates announced from the LACNIC address blocks:   48960
LACNIC Region origin ASes present in the Internet Routing Table:  11194
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              2668
LACNIC Region transit ASes present in the Internet Routing Table:  2470
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9129
Number of LACNIC addresses announced to Internet:             177883904
    Equivalent to 10 /8s, 154 /16s and 75 /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:                  35128
    Total AfriNIC prefixes after maximum aggregation:              6817
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         48014
    Unique aggregates announced from the AfriNIC address blocks:  15313
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     25.05
AfriNIC Region origin ASes announcing only one prefix:              700
AfriNIC Region transit ASes present in the Internet Routing Table:  376
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270
Number of AfriNIC addresses announced to Internet:            104493824
    Equivalent to 6 /8s, 58 /16s and 115 /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       10335       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6212        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4221        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3917       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3249       1869     100  VNPT-AS-VN VNPT Corp, VN
 24560        2835        852     532  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2175        427     178  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       12750      38950    3728  AMAZON-02, US
 11492        4702        312     561  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3587       3054     219  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3551       8758     881  COGENT-174, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3027       1302    2198  AKAMAI-AS, US
396982        2923       3659     446  GOOGLE-CLOUD-PLATFORM, US
 30036        2598        363     253  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        7761       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3999       3395     130  AKAMAI-ASN1, NL
  9009        3735        322    1921  M247, RO
 12389        2991       2303     893  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        1972        143    1458  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1488         98     748  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       11739       3229     595  UNINET, MX
 10620        3542        492     950  Telmex Colombia S.A., CO
 13999        2513        539     365  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1350       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1158        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
  6147        1111        371      22  Telefonica del Peru S.A.A., PE
 22884        1074         98     371  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        1677        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1544         97     101  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         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         843       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         550         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       12750      38950    3728  AMAZON-02, US
  8151       11739       3229     595  UNINET, MX
  9808       10335       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7761       1714     145  UNI2-AS, ES
  7545        6212        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4702        312     561  CABLEONE, US
 18403        4221        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4180        287      86  VIASAT-SP-BACKBONE, 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       11739        11144  UNINET, MX
  9808       10335        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7761         7616  UNI2-AS, ES
  7545        6212         5547  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4221         4196  FPT-AS-AP FPT Telecom Company, VN
 11492        4702         4141  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4215         3942  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3917         3892  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
23.134.84.0/24       Origin:     26922  SIMPLYNET-1, CA
23.134.84.0/24      Transit:    394367  SYSLIFELINE, CA
23.134.124.0/24      Origin:     19468  VALEX, US
23.134.124.0/24     Transit:     29802  HVC-AS, 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      /12:307     
/13:586     /14:1224    /15:2167    /16:13942   /17:8272    /18:13709   
/19:24558   /20:43866   /21:51990   /22:112233  /23:100933  /24:600464  
/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        6718        7761  UNI2-AS, ES
  8151        5944       11739  UNINET, MX
 11492        3556        4702  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3622  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2708        3587  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2267       12750  AMAZON-02, US
 30036        2256        2598  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2182        3542  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)
----------------------------------------------

   1:2295      2:1519      3:570       4:10        5:4511      6:165    
   7:6         8:1554      9:1        11:172      12:1383     13:352    
  14:2502     15:347      16:270      17:360      18:917      20:450    
  21:4        22:188      23:7315     24:2732     25:2        27:2739   
  29:19       31:3126     32:37       34:78       35:200      36:2408   
  37:4611     38:8558     39:895      40:153      41:4222     42:1915   
  43:2521     44:350      45:18236    46:4977     47:291      49:1978   
  50:1880     51:589      52:1571     54:306      55:1043     56:9      
  57:242      58:2221     59:1173     60:1166     61:2785     62:2939   
  63:1826     64:5499     65:2139     66:4650     67:3028     68:1140   
  69:3988     70:1164     71:615      72:2864     74:2784     75:1640   
  76:613      77:2628     78:1871     79:1711     80:2211     81:2039   
  82:2426     83:1410     84:1794     85:3314     86:1020     87:2155   
  88:1313     89:4339     90:759      91:8300     92:2805     93:2854   
  94:3909     95:4206     96:1326     97:308      98:1003     99:738    
 100:71      101:1131    102:3680    103:32224   104:4661    105:816    
 106:1008    107:2632    108:1196    109:4080    110:2220    111:3358   
 112:2043    113:1779    114:1936    115:2210    116:2045    117:2739   
 118:2829    119:1937    120:1870    121:1358    122:2745    123:2177   
 124:1558    125:2869    126:94      128:1591    129:961     130:1281   
 131:1853    132:793     133:450     134:1533    135:324     136:1329   
 137:1282    138:2913    139:1597    140:1553    141:1479    142:1830   
 143:1595    144:1053    145:468     146:2149    147:2065    148:2599   
 149:2836    150:1209    151:1673    152:2114    153:571     154:7812   
 155:1603    156:3574    157:1881    158:1248    159:2425    160:3558   
 161:1893    162:3682    163:1810    164:1692    165:2173    166:1353   
 167:1883    168:4103    169:798     170:5080    171:1005    172:4289   
 173:3240    174:923     175:1270    176:3601    177:4807    178:3756   
 179:2248    180:2560    181:3992    182:3372    183:2028    184:2273   
 185:21480   186:5088    187:4312    188:4220    189:4178    190:9615   
 191:1524    192:11186   193:9392    194:7735    195:5468    196:3280   
 197:3658    198:6169    199:8312    200:8151    201:6310    202:10390  
 203:10632   204:4561    205:3692    206:4630    207:3538    208:4189   
 209:5158    210:4566    211:2529    212:4523    213:3744    214:1058   
 215:42      216:6577    217:3112    218:1337    219:372     220:2104   
 221:1056    222:717     223:2308   

End of report


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