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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 17 21:40:15 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Fri 17 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:                              970712
    Prefixes after maximum aggregation (per Origin AS):          370197
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      471808
    Number of IPv4 prefixes with a valid ROA:                    523765
    Number of IPv4 prefixes with an invalid ROA:                    171
    Number of IPv4 prefixes with no ROA:                         446776
Total ASes present in the Internet Routing Table:                 76511
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           65562
Origin ASes announcing only one prefix:                           26829
Transit ASes present in the Internet Routing Table:               10949
Transit-only ASes present in the Internet Routing Table:            533
Paths with bogon ASNs present in the IPv4 Routing Table:            312
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      70
    Max AS path prepend of ASN ( 37447)                              66
Prefixes from unregistered ASNs in the Routing Table:              1202
    Number of instances of unregistered ASNs:                      1208
Number of 32-bit ASNs allocated by the RIRs:                      46084
Number of 32-bit ASNs visible in the Routing Table:               37628
Prefixes from 32-bit ASNs in the Routing Table:                  197847
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:            508
Number of addresses announced to Internet:                   3117542912
    Equivalent to 185 /8s, 209 /16s and 238 /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:      317235

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

Prefixes being announced by APNIC Region ASes:                   254574
    Total APNIC prefixes after maximum aggregation:               75865
    APNIC Deaggregation factor:                                    3.36
Prefixes being announced from the APNIC address blocks:          246547
    Unique aggregates announced from the APNIC address blocks:   102283
APNIC Region origin ASes present in the Internet Routing Table:   14429
    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:   1921
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:   9937
Number of APNIC addresses announced to Internet:              756092416
    Equivalent to 45 /8s, 17 /16s and 14 /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:                    286118
    Total ARIN prefixes after maximum aggregation:               126708
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           287957
    Unique aggregates announced from the ARIN address blocks:    134255
ARIN Region origin ASes present in the Internet Routing Table:    19201
    ARIN Prefixes per ASN:                                        15.00
ARIN Region origin ASes announcing only one prefix:                7011
ARIN Region transit ASes present in the Internet Routing Table:    1995
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:    5113
Number of ARIN addresses announced to Internet:              1346243840
    Equivalent to 80 /8s, 62 /16s and 13 /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:                    270681
    Total RIPE prefixes after maximum aggregation:               131190
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           267684
    Unique aggregates announced from the RIPE address blocks:    170714
RIPE Region origin ASes present in the Internet Routing Table:    28812
    RIPE Prefixes per ASN:                                         9.29
RIPE Region origin ASes announcing only one prefix:               12049
RIPE Region transit ASes present in the Internet Routing Table:    3962
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:   12198
Number of RIPE addresses announced to Internet:               733044224
    Equivalent to 43 /8s, 177 /16s and 94 /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:                  123857
    Total LACNIC prefixes after maximum aggregation:              28992
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121258
    Unique aggregates announced from the LACNIC address blocks:   48880
LACNIC Region origin ASes present in the Internet Routing Table:  11188
    LACNIC Prefixes per ASN:                                      10.84
LACNIC Region origin ASes announcing only one prefix:              2657
LACNIC Region transit ASes present in the Internet Routing Table:  2498
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:  9117
Number of LACNIC addresses announced to Internet:             177481728
    Equivalent to 10 /8s, 148 /16s and 40 /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:                  34280
    Total AfriNIC prefixes after maximum aggregation:              6672
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         46757
    Unique aggregates announced from the AfriNIC address blocks:  15246
AfriNIC Region origin ASes present in the Internet Routing Table:  1909
    AfriNIC Prefixes per ASN:                                     24.49
AfriNIC Region origin ASes announcing only one prefix:              693
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:                       70
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1263
Number of AfriNIC addresses announced to Internet:            104418560
    Equivalent to 6 /8s, 57 /16s and 77 /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       10310       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4291        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4101        525     275  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      38854    3696  AMAZON-02, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4145       8764     893  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        3007       1300    2186  AKAMAI-AS, US
396982        2898       3657     441  GOOGLE-CLOUD-PLATFORM, US
 30036        2589        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        4038       3395     128  AKAMAI-ASN1, NL
  9009        3736        321    1899  M247, RO
 12389        2977       2300     887  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1895        135    1400  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1498         99     751  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       11623       3228     601  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2535        538     368  Mega Cable, S.A. de C.V., MX
 11830        1990        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        1149        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1111        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        1672        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1542         97     105  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         832       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         542         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      38854    3696  AMAZON-02, US
  8151       11623       3228     601  UNINET, MX
  9808       10310       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        4696        312     551  CABLEONE, US
 18403        4291        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4145       8764     893  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       11623        11022  UNINET, MX
  9808       10310        10223  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        4291         4268  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
 20940        4038         3910  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
23.132.192.0/24      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      /12:311     
/13:590     /14:1228    /15:2171    /16:13972   /17:8244    /18:13705   
/19:24581   /20:43789   /21:51951   /22:112062  /23:100529  /24:597411  
/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        5823       11623  UNINET, MX
 11492        3555        4696  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        2255       12572  AMAZON-02, US
 30036        2248        2589  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)
----------------------------------------------

   1:2282      2:1569      3:547       4:9         5:4496      6:165    
   7:6         8:1549      9:1        11:172      12:1387     13:354    
  14:2490     15:335      16:270      17:361      18:899      20:449    
  21:4        22:188      23:7258     24:2732     25:2        27:2708   
  29:19       31:3077     32:37       34:70       35:184      36:2400   
  37:4507     38:9031     39:894      40:150      41:4158     42:1965   
  43:2527     44:344      45:18136    46:4961     47:293      49:1999   
  50:1861     51:586      52:1571     54:306      55:1029     56:8      
  57:237      58:2209     59:1182     60:1160     61:2787     62:2928   
  63:1837     64:5410     65:2089     66:4634     67:3011     68:1199   
  69:3996     70:1153     71:612      72:2868     74:2778     75:1637   
  76:631      77:2600     78:1848     79:1710     80:2208     81:2050   
  82:1875     83:1419     84:1795     85:3267     86:985      87:2191   
  88:1274     89:4347     90:751      91:8318     92:2752     93:2870   
  94:3839     95:4161     96:1270     97:309      98:1006     99:737    
 100:71      101:1127    102:3505    103:32285   104:4601    105:753    
 106:1022    107:2630    108:1188    109:4059    110:2223    111:3295   
 112:2042    113:1790    114:1930    115:2176    116:2027    117:2689   
 118:2863    119:1940    120:1871    121:1361    122:2728    123:2166   
 124:1544    125:2843    126:61      128:1612    129:947     130:1260   
 131:1869    132:814     133:450     134:1509    135:322     136:1341   
 137:1280    138:2910    139:1576    140:1512    141:1484    142:1817   
 143:1609    144:1020    145:471     146:2136    147:2052    148:2585   
 149:2839    150:1186    151:1637    152:2089    153:566     154:7787   
 155:1542    156:3337    157:1875    158:1250    159:2436    160:3495   
 161:1786    162:3648    163:1785    164:1681    165:2153    166:1331   
 167:1867    168:4119    169:788     170:5086    171:1003    172:4039   
 173:3182    174:921     175:1270    176:3591    177:4982    178:3742   
 179:2242    180:2546    181:3951    182:3362    183:2062    184:2276   
 185:21377   186:5101    187:4349    188:4231    189:4118    190:9580   
 191:1546    192:11251   193:9363    194:7702    195:5424    196:3200   
 197:3489    198:6135    199:8278    200:8194    201:6324    202:10342  
 203:10580   204:4567    205:3566    206:4672    207:3608    208:4214   
 209:5140    210:4547    211:2513    212:4513    213:3748    214:1051   
 215:42      216:6579    217:3089    218:1335    219:372     220:2089   
 221:1055    222:719     223:2304   

End of report


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