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

REN Routing Table Report cscora at frr.nsrc.org
Thu Feb 2 18:40:39 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Thu 02 Feb, 2023

  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:                              933797
    Prefixes after maximum aggregation (per Origin AS):          347541
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      445148
    Number of IPv4 prefixes with a valid ROA:                    389616
    Number of IPv4 prefixes with an invalid ROA:                   1207
    Number of IPv4 prefixes with no ROA:                         542974
Total ASes present in the Internet Routing Table:                 74115
    Prefixes per ASN:                                             12.60
Origin-only ASes present in the Internet Routing Table:           63824
Origin ASes announcing only one prefix:                           25669
Transit ASes present in the Internet Routing Table:               10291
Transit-only ASes present in the Internet Routing Table:            434
Paths with bogon ASNs present in the IPv4 Routing Table:            127
Average AS path length visible in the Internet Routing Table:       7.5
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:               975
    Number of instances of unregistered ASNs:                       987
Number of 32-bit ASNs allocated by the RIRs:                      41170
Number of 32-bit ASNs visible in the Routing Table:               34128
Prefixes from 32-bit ASNs in the Routing Table:                  173694
Number of bogon 32-bit ASNs visible in the Routing Table:            51
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            531
Number of addresses announced to Internet:                   3062935040
    Equivalent to 182 /8s, 144 /16s and 174 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    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:      322173

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

Prefixes being announced by APNIC Region ASes:                   236361
    Total APNIC prefixes after maximum aggregation:               68196
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          231422
    Unique aggregates announced from the APNIC address blocks:    97563
APNIC Region origin ASes present in the Internet Routing Table:   13221
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               3831
APNIC Region transit ASes present in the Internet Routing Table:   1768
Average APNIC Region AS path length visible:                        7.7
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8519
Number of APNIC addresses announced to Internet:              773113088
    Equivalent to 46 /8s, 20 /16s and 197 /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, 131072-151865
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:                    268837
    Total ARIN prefixes after maximum aggregation:               121603
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           270948
    Unique aggregates announced from the ARIN address blocks:    129984
ARIN Region origin ASes present in the Internet Routing Table:    19086
    ARIN Prefixes per ASN:                                        14.20
ARIN Region origin ASes announcing only one prefix:                6996
ARIN Region transit ASes present in the Internet Routing Table:    1906
Average ARIN Region AS path length visible:                         7.3
    Max ARIN Region AS path length visible:                          40
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4740
Number of ARIN addresses announced to Internet:              1286255104
    Equivalent to 76 /8s, 170 /16s and 178 /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, 393216-401308
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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                    268022
    Total RIPE prefixes after maximum aggregation:               122780
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           264262
    Unique aggregates announced from the RIPE address blocks:    156025
RIPE Region origin ASes present in the Internet Routing Table:    28248
    RIPE Prefixes per ASN:                                         9.36
RIPE Region origin ASes announcing only one prefix:               12007
RIPE Region transit ASes present in the Internet Routing Table:    3842
Average RIPE Region AS path length visible:                         7.3
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11011
Number of RIPE addresses announced to Internet:               718636288
    Equivalent to 42 /8s, 213 /16s and 133 /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
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        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:                  128078
    Total LACNIC prefixes after maximum aggregation:              28405
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         127122
    Unique aggregates announced from the LACNIC address blocks:   49131
LACNIC Region origin ASes present in the Internet Routing Table:  11004
    LACNIC Prefixes per ASN:                                      11.55
LACNIC Region origin ASes announcing only one prefix:              2272
LACNIC Region transit ASes present in the Internet Routing Table:  2281
Average LACNIC Region AS path length visible:                       8.1
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8782
Number of LACNIC addresses announced to Internet:             176146688
    Equivalent to 10 /8s, 127 /16s and 201 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  31524
    Total AfriNIC prefixes after maximum aggregation:              5808
    AfriNIC Deaggregation factor:                                  5.43
Prefixes being announced from the AfriNIC address blocks:         39512
    Unique aggregates announced from the AfriNIC address blocks:  12011
AfriNIC Region origin ASes present in the Internet Routing Table:  1734
    AfriNIC Prefixes per ASN:                                     22.79
AfriNIC Region origin ASes announcing only one prefix:              563
AfriNIC Region transit ASes present in the Internet Routing Table:  323
Average AfriNIC Region AS path length visible:                      7.2
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1076
Number of AfriNIC addresses announced to Internet:            108461568
    Equivalent to 6 /8s, 118 /16s and 254 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9440       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5878        786     704  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3638       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3459       1872      94  VNPT-AS-VN VNPT Corp, VN
  7713        3391       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2726        499     240  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2363        847     437  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2285      11250     587  KIXS-AS-KR Korea Telecom, KR
 45090        2164       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2141        439     211  TATACOMM-AS TATA Communications formerl

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        7864      10717    2898  AMAZON-02, US
 11492        4531        300     601  CABLEONE, US
  7155        3899        265      33  VIASAT-SP-BACKBONE, US
 22773        3662       3049     295  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3501       1320      63  SHAW, CA
 16625        3340       1692    2432  AKAMAI-AS, US
   749        3021      50575    2288  DNIC-AS-00749, US
396982        2589       3496     365  GOOGLE-CLOUD-PLATFORM, US
  7018        2588      24128    1570  ATT-INTERNET4, US
 30036        2564        367     362  MEDIACOM-ENTERPRISE-BUSINESS, 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        6987       1706     146  UNI2-AS, ES
  9121        6155       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4055       3399     173  AKAMAI-ASN1, NL
  8551        3893        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2884       2290     908  ROSTELECOM-AS, RU
 47331        2736        397    2061  TTNET, TR
  9009        2713        257    1377  M247, RO
 34984        2258        358     609  TELLCOM-AS, TR
  6849        2253        339      19  UKRTELNET, UA

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       11094       3342     582  Uninet S.A. de C.V., MX
 10620        3479        508     859  Telmex Colombia S.A., CO
 11830        2261        369      64  Instituto Costarricense de Electricidad
 13999        2237        371     603  Mega Cable, S.A. de C.V., MX
 28573        1351       2328     262  Claro NXT Telecomunicacoes Ltda, BR
  6503        1297        339     517  Axtel, S.A.B. de C.V., MX
  3816        1290        742     155  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        369      22  Telefonica del Peru S.A.A., PE
 11664        1105        181     462  Techtel LMDS Comunicaciones Interactiva
 26615        1018       2466      43  TIM SA, BR

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        1539        533      30  RAYA-AS, EG
 24863        1501        393      21  LINKdotNET-AS, EG
 36992        1347       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571         996         67      53  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
 37457         838        325      49  Telkom-Internet, ZA
  6713         549       1861      34  IAM-AS, MA
 15399         525         54      43  WANANCHI-, KE
 36914         506         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
  8151       11094       3342     582  Uninet S.A. de C.V., MX
  9808        9440       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7864      10717    2898  AMAZON-02, US
 12479        6987       1706     146  UNI2-AS, ES
  9121        6155       1692      17  TTNET, TR
  7545        5878        786     704  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4531        300     601  CABLEONE, US
 20940        4055       3399     173  AKAMAI-ASN1, NL
  7155        3899        265      33  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
  9808        9440         9393  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6987         6841  UNI2-AS, ES
  9121        6155         6138  TTNET, TR
  7545        5878         5174  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7864         4966  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4531         3930  CABLEONE, US
 20940        4055         3882  AKAMAI-ASN1, NL
  7155        3899         3866  VIASAT-SP-BACKBONE, US
  8551        3893         3856  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.12.76.0/24              3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.14.115.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     25674  UNALLOCATED  8.19.146.0/24             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
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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       /9:13      /10:38      /11:101     /12:296     
/13:579     /14:1208    /15:2101    /16:13553   /17:8351    /18:14066   
/19:25207   /20:43853   /21:52926   /22:110884  /23:101506  /24:559099  
/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        6051        6987  UNI2-AS, ES
  9121        5312        6155  TTNET, TR
  8151        5104       11094  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3446        4531  CABLEONE, US
  8551        3365        3893  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3309        3501  SHAW, CA
  7155        2988        3899  VIASAT-SP-BACKBONE, US
 22773        2709        3662  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2379        2736  TTNET, TR

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

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

   1:1631      2:1225      3:168       4:7         5:4380      6:113    
   7:5         8:1555      9:1        11:172      12:1588     13:377    
  14:2348     15:290      16:79       17:365      18:395      20:247    
  21:4        22:188      23:6067     24:2555     25:4        27:2721   
  29:19       31:2529     32:111      34:9        35:106      36:1899   
  37:4619     38:4137     39:838      40:154      41:4384     42:1048   
  43:2339     44:305      45:17580    46:4177     47:380      49:1735   
  50:1847     51:381      52:1551     54:390      55:858      56:8      
  57:88       58:1740     59:1109     60:995      61:2467     62:2713   
  63:1938     64:5683     65:2332     66:4993     67:3075     68:1376   
  69:4175     70:1254     71:667      72:3043     74:2613     75:1465   
  76:598      77:2503     78:4007     79:3175     80:2092     81:1879   
  82:1488     83:1252     84:1505     85:3794     86:749      87:2045   
  88:2922     89:3623     90:597      91:7759     92:2004     93:2608   
  94:3587     95:4886     96:1325     97:346      98:1164     99:741    
 100:75      101:1301    102:2898    103:30995   104:4602    105:899    
 106:831     107:2511    108:926     109:4396    110:2074    111:3290   
 112:2043    113:1512    114:1620    115:2087    116:1887    117:2564   
 118:2289    119:1904    120:1740    121:1064    122:2612    123:2179   
 124:1556    125:2290    128:1331    129:1061    130:997     131:2173   
 132:854     133:407     134:1911    135:340     136:867     137:940    
 138:2851    139:1548    140:1181    141:1471    142:1426    143:1566   
 144:1202    145:352     146:1889    147:1565    148:2299    149:1896   
 150:882     151:1140    152:1959    153:563     154:3966    155:1403   
 156:1677    157:1305    158:1011    159:2265    160:2639    161:1471   
 162:3556    163:1500    164:1641    165:1711    166:836     167:1756   
 168:4134    169:944     170:4999    171:882     172:3521    173:2987   
 174:1024    175:1189    176:3726    177:5963    178:3578    179:2589   
 180:2370    181:3443    182:3239    183:1917    184:2345    185:20160  
 186:5125    187:4509    188:4199    189:3960    190:9221    191:1814   
 192:11000   193:8840    194:7288    195:5203    196:3126    197:2808   
 198:5960    199:6135    200:8015    201:6089    202:10450   203:10186  
 204:4602    205:3502    206:3894    207:3405    208:4099    209:4830   
 210:4241    211:2402    212:4151    213:3578    214:1091    215:56     
 216:6615    217:2738    218:1272    219:406     220:1770    221:971    
 222:664     223:2057   

End of report


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