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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 10 18:40:35 UTC 2025


IPv4 R&E Routing Table Report   18:35 GMT Fri 10 Jan, 2025

  IPv4 BGP Table (Global) as seen at RENU.

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

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

BGP routing table entries examined:                              987600
    Prefixes after maximum aggregation (per Origin AS):          370306
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      469678
    Number of IPv4 prefixes with a valid ROA:                    532699
    Number of IPv4 prefixes with an invalid ROA:                    652
    Number of IPv4 prefixes with no ROA:                         454249
Total ASes present in the Internet Routing Table:                 76489
    Prefixes per ASN:                                             12.91
Origin-only ASes present in the Internet Routing Table:           65613
Origin ASes announcing only one prefix:                           26502
Transit ASes present in the Internet Routing Table:               10876
Transit-only ASes present in the Internet Routing Table:            519
Paths with bogon ASNs present in the IPv4 Routing Table:             54
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      75
    Max AS path prepend of ASN ( 37447)                              73
Prefixes from unregistered ASNs in the Routing Table:              1105
    Number of instances of unregistered ASNs:                      1110
Number of 32-bit ASNs allocated by the RIRs:                      46000
Number of 32-bit ASNs visible in the Routing Table:               37636
Prefixes from 32-bit ASNs in the Routing Table:                  202623
Number of bogon 32-bit ASNs visible in the Routing Table:            23
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            536
Number of addresses announced to Internet:                   3120666880
    Equivalent to 186 /8s, 1 /16s and 153 /24s
    Percentage of available address space announced:               84.3
    Percentage of allocated address space announced:               84.3
    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:      325598

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

Prefixes being announced by APNIC Region ASes:                   255907
    Total APNIC prefixes after maximum aggregation:               75968
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          247673
    Unique aggregates announced from the APNIC address blocks:   102227
APNIC Region origin ASes present in the Internet Routing Table:   14432
    APNIC Prefixes per ASN:                                       17.16
APNIC Region origin ASes announcing only one prefix:               4423
APNIC Region transit ASes present in the Internet Routing Table:   1908
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         47
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9939
Number of APNIC addresses announced to Internet:              757148416
    Equivalent to 45 /8s, 33 /16s and 43 /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:                    288602
    Total ARIN prefixes after maximum aggregation:               126482
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290825
    Unique aggregates announced from the ARIN address blocks:    132459
ARIN Region origin ASes present in the Internet Routing Table:    19181
    ARIN Prefixes per ASN:                                        15.16
ARIN Region origin ASes announcing only one prefix:                6992
ARIN Region transit ASes present in the Internet Routing Table:    1957
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5105
Number of ARIN addresses announced to Internet:              1348178944
    Equivalent to 80 /8s, 91 /16s and 148 /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:                    273558
    Total RIPE prefixes after maximum aggregation:               131019
    RIPE Deaggregation factor:                                     2.09
Prefixes being announced from the RIPE address blocks:           270189
    Unique aggregates announced from the RIPE address blocks:    170500
RIPE Region origin ASes present in the Internet Routing Table:    28859
    RIPE Prefixes per ASN:                                         9.36
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    3949
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12203
Number of RIPE addresses announced to Internet:               732990976
    Equivalent to 43 /8s, 176 /16s and 142 /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:                  131690
    Total LACNIC prefixes after maximum aggregation:              29426
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         128941
    Unique aggregates announced from the LACNIC address blocks:   48818
LACNIC Region origin ASes present in the Internet Routing Table:  11190
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2344
LACNIC Region transit ASes present in the Internet Routing Table:  2511
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9119
Number of LACNIC addresses announced to Internet:             177487104
    Equivalent to 10 /8s, 148 /16s and 61 /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:                  36738
    Total AfriNIC prefixes after maximum aggregation:              6714
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         49436
    Unique aggregates announced from the AfriNIC address blocks:  15240
AfriNIC Region origin ASes present in the Internet Routing Table:  1913
    AfriNIC Prefixes per ASN:                                     25.84
AfriNIC Region origin ASes announcing only one prefix:              656
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       75
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270
Number of AfriNIC addresses announced to Internet:            104596992
    Equivalent to 6 /8s, 60 /16s and 6 /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       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6194        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4323        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4071        524     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3917       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3250       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2816        845     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        434     189  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12606      38898    3298  AMAZON-02, US
   174        6154       8762     880  COGENT-174, US
 11492        4693        312     549  CABLEONE, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3612       1320      79  SHAW, CA
 22773        3383       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
 16625        2983       1288    2180  AKAMAI-AS, US
396982        2894       3656     440  GOOGLE-CLOUD-PLATFORM, US
  7018        2738      23260    1863  ATT-INTERNET4, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7664       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        3988       3395     127  AKAMAI-ASN1, NL
  9009        3769        323    1906  M247, RO
 12389        2964       2300     885  ROSTELECOM-AS, RU
 34984        2371        360     576  TELLCOM-AS, TR
212238        1876        134    1384  CDNEXT, GB
  8452        1630       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/RENU/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11633       3227     604  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2533        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1332       2310     261  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
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1113        371      22  Telefonica del Peru S.A.A., PE
 22884        1075         98     371  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1669        593      29  RAYA-AS, EG
 24863        1645        389      18  LINKdotNET-AS, EG
 29571        1585        100      68  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1236        193     304  INTERNET-SOLUTIONS, ZA
 36935        1001        521      42  Vodafone-, EG
 37069         832       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12606      38898    3298  AMAZON-02, US
  8151       11633       3227     604  UNINET, MX
  9808       10232       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7664       1709     143  UNI2-AS, ES
  7545        6194        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6154       8762     880  COGENT-174, US
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4693        312     549  CABLEONE, US
 18403        4323        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4169        287      85  VIASAT-SP-BACKBONE, US

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

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

   ASN  No of nets  Net Savings  Description
  8151       11633        11029  UNINET, MX
  9808       10232        10145  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7664         7521  UNI2-AS, ES
  7545        6194         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6154         5274  COGENT-174, US
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4323         4300  FPT-AS-AP FPT Telecom Company, VN
 11492        4693         4144  CABLEONE, US
  7155        4169         4084  VIASAT-SP-BACKBONE, US
  7552        3917         3892  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/RENU/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
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, 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

Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/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:      3257  GTT-BACKBONE GTT, US

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:93      /12:311     
/13:593     /14:1234    /15:2197    /16:14055   /17:8324    /18:13893   
/19:24774   /20:44267   /21:52622   /22:113118  /23:104326  /24:607719  
/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        6629        7664  UNI2-AS, ES
  8151        5800       11633  UNINET, MX
 11492        3555        4693  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3612  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2518        3383  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2252       12606  AMAZON-02, US
 30036        2227        2565  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2178        3538  Telmex Colombia S.A., CO

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

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

   1:2293      2:1557      3:542       4:9         5:4805      6:165    
   7:6         8:1554      9:1        11:172      12:1388     13:357    
  14:2485     15:334      16:270      17:359      18:906      20:456    
  21:4        22:188      23:7217     24:2769     25:2        27:2684   
  29:19       31:3088     32:46       34:73       35:177      36:2401   
  37:4542     38:10406    39:883      40:151      41:4420     42:1977   
  43:2528     44:346      45:18822    46:4979     47:292      49:2009   
  50:1872     51:586      52:1571     54:307      55:1029     56:8      
  57:245      58:2204     59:1185     60:1160     61:2876     62:2994   
  63:1843     64:5420     65:2224     66:4704     67:3053     68:1224   
  69:4026     70:1106     71:608      72:2927     74:2802     75:1637   
  76:632      77:2712     78:1854     79:1710     80:2239     81:2059   
  82:1842     83:1417     84:1806     85:3288     86:983      87:2420   
  88:1290     89:4348     90:756      91:8409     92:2763     93:2856   
  94:3853     95:4185     96:1266     97:311      98:1007     99:733    
 100:71      101:1372    102:4126    103:32344   104:4561    105:1115   
 106:1011    107:2601    108:1189    109:4104    110:2222    111:3300   
 112:2044    113:1806    114:1939    115:2208    116:2039    117:2725   
 118:2795    119:1968    120:1871    121:1358    122:2751    123:2186   
 124:1589    125:2854    126:62      128:1610    129:1015    130:1278   
 131:1925    132:812     133:450     134:1513    135:368     136:1344   
 137:1113    138:3053    139:1547    140:1531    141:1468    142:1831   
 143:1622    144:1025    145:471     146:2128    147:2036    148:2600   
 149:2916    150:1201    151:1612    152:2127    153:570     154:8132   
 155:1606    156:3392    157:1887    158:1256    159:2437    160:3537   
 161:1818    162:3634    163:1786    164:1716    165:2174    166:1340   
 167:1886    168:4244    169:804     170:5256    171:998     172:4029   
 173:3195    174:915     175:1284    176:3619    177:5619    178:3813   
 179:2347    180:2578    181:4101    182:3351    183:2052    184:2270   
 185:21552   186:5414    187:4626    188:4281    189:4316    190:9797   
 191:1997    192:11221   193:9351    194:7740    195:5515    196:3495   
 197:3669    198:6054    199:8292    200:8461    201:6438    202:10460  
 203:10620   204:4588    205:3653    206:4649    207:3497    208:4213   
 209:5134    210:4565    211:2510    212:4544    213:3796    214:1053   
 215:48      216:6628    217:3151    218:1348    219:384     220:2104   
 221:1050    222:712     223:2308   

End of report


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