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

REN Routing Table Report cscora at frr.nsrc.org
Thu Dec 29 18:40:08 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Thu 29 Dec, 2022

  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:                              935224
    Prefixes after maximum aggregation (per Origin AS):          347411
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      444370
    Number of IPv4 prefixes with a valid ROA:                    384550
    Number of IPv4 prefixes with an invalid ROA:                   2793
    Number of IPv4 prefixes with no ROA:                         547881
Total ASes present in the Internet Routing Table:                 74061
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           63461
Origin ASes announcing only one prefix:                           25627
Transit ASes present in the Internet Routing Table:               10600
Transit-only ASes present in the Internet Routing Table:            432
Paths with bogon ASNs present in the IPv4 Routing Table:            129
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      59
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1107
    Number of instances of unregistered ASNs:                      1118
Number of 32-bit ASNs allocated by the RIRs:                      40984
Number of 32-bit ASNs visible in the Routing Table:               33979
Prefixes from 32-bit ASNs in the Routing Table:                  172856
Number of bogon 32-bit ASNs visible in the Routing Table:            78
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            573
Number of addresses announced to Internet:                   3065824768
    Equivalent to 182 /8s, 188 /16s and 198 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      323322

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

Prefixes being announced by APNIC Region ASes:                   236617
    Total APNIC prefixes after maximum aggregation:               68123
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          231528
    Unique aggregates announced from the APNIC address blocks:    97552
APNIC Region origin ASes present in the Internet Routing Table:   13182
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               3845
APNIC Region transit ASes present in the Internet Routing Table:   1779
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8469
Number of APNIC addresses announced to Internet:              773340416
    Equivalent to 46 /8s, 24 /16s and 61 /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:                    269362
    Total ARIN prefixes after maximum aggregation:               122052
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           271035
    Unique aggregates announced from the ARIN address blocks:    129540
ARIN Region origin ASes present in the Internet Routing Table:    19074
    ARIN Prefixes per ASN:                                        14.21
ARIN Region origin ASes announcing only one prefix:                6980
ARIN Region transit ASes present in the Internet Routing Table:    1970
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4705
Number of ARIN addresses announced to Internet:              1287982592
    Equivalent to 76 /8s, 197 /16s and 14 /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:                    267287
    Total RIPE prefixes after maximum aggregation:               122302
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           263986
    Unique aggregates announced from the RIPE address blocks:    155977
RIPE Region origin ASes present in the Internet Routing Table:    28223
    RIPE Prefixes per ASN:                                         9.35
RIPE Region origin ASes announcing only one prefix:               11983
RIPE Region transit ASes present in the Internet Routing Table:    4003
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10965
Number of RIPE addresses announced to Internet:               719671296
    Equivalent to 42 /8s, 229 /16s and 80 /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:                  128176
    Total LACNIC prefixes after maximum aggregation:              28339
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         127370
    Unique aggregates announced from the LACNIC address blocks:   48923
LACNIC Region origin ASes present in the Internet Routing Table:  11009
    LACNIC Prefixes per ASN:                                      11.57
LACNIC Region origin ASes announcing only one prefix:              2256
LACNIC Region transit ASes present in the Internet Routing Table:  2314
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8774
Number of LACNIC addresses announced to Internet:             176056832
    Equivalent to 10 /8s, 126 /16s and 106 /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:                  32675
    Total AfriNIC prefixes after maximum aggregation:              5803
    AfriNIC Deaggregation factor:                                  5.63
Prefixes being announced from the AfriNIC address blocks:         40732
    Unique aggregates announced from the AfriNIC address blocks:  11950
AfriNIC Region origin ASes present in the Internet Routing Table:  1727
    AfriNIC Prefixes per ASN:                                     23.59
AfriNIC Region origin ASes announcing only one prefix:              563
AfriNIC Region transit ASes present in the Internet Routing Table:  329
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       59
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1066
Number of AfriNIC addresses announced to Internet:            108456192
    Equivalent to 6 /8s, 118 /16s and 233 /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        9219       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5947        787     703  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3625       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3522       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3374       1874      94  VNPT-AS-VN VNPT Corp, VN
  9498        2677        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2349        848     439  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2283      11250     588  KIXS-AS-KR Korea Telecom, KR
 45090        2197       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2162        440     215  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        7762      10639    2924  AMAZON-02, US
 11492        4546        301     565  CABLEONE, US
  7155        3894        265      33  VIASAT-SP-BACKBONE, US
 22773        3699       3064     325  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3520       1320      63  SHAW, CA
 16625        3470       1797    2510  AKAMAI-AS, US
   749        3025      50577    2292  DNIC-AS-00749, US
  7018        2612      24131    1584  ATT-INTERNET4, US
396982        2574       3493     369  GOOGLE-CLOUD-PLATFORM, US
 30036        2563        368     393  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        6943       1706     146  UNI2-AS, ES
  9121        6120       1692      17  TTNET, TR
 39891        4560        269      57  ALJAWWALSTC-AS, SA
 20940        4059       3400     179  AKAMAI-ASN1, NL
  8551        3698        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2915       2290     907  ROSTELECOM-AS, RU
 47331        2824        413    2129  TTNET, TR
  9009        2650        252    1358  M247, RO
 34984        2255        358     611  TELLCOM-AS, TR
  6849        2248        339      20  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       10928       3340     593  Uninet S.A. de C.V., MX
 10620        3466        507     852  Telmex Colombia S.A., CO
 11830        2261        369      64  Instituto Costarricense de Electricidad
 13999        2196        360     589  Mega Cable, S.A. de C.V., MX
 28573        1341       2328     258  Claro NXT Telecomunicacoes Ltda, BR
  6503        1296        339     518  Axtel, S.A.B. de C.V., MX
  3816        1291        740     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1153        370      22  Telefonica del Peru S.A.A., PE
 11664        1133        186     466  Techtel LMDS Comunicaciones Interactiva
 26615         991       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
 37457        1895        326      57  Telkom-Internet, ZA
 24835        1538        535      31  RAYA-AS, EG
 24863        1467        393      21  LINKdotNET-AS, EG
 36992        1319       1517     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1014         67      40  ORANGE-COTE-IVOIRE, CI
 36935         882        520      42  Vodafone-, EG
  6713         612       1861      34  IAM-AS, MA
 15399         499         51      35  WANANCHI-, KE
 37342         489         32       1  MOVITEL, MZ

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       10928       3340     593  Uninet S.A. de C.V., MX
  9808        9219       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7762      10639    2924  AMAZON-02, US
 12479        6943       1706     146  UNI2-AS, ES
  9121        6120       1692      17  TTNET, TR
  7545        5947        787     703  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4560        269      57  ALJAWWALSTC-AS, SA
 11492        4546        301     565  CABLEONE, US
 20940        4059       3400     179  AKAMAI-ASN1, NL
  7155        3894        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        9219         9172  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6943         6797  UNI2-AS, ES
  9121        6120         6103  TTNET, TR
  7545        5947         5244  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7762         4838  AMAZON-02, US
 39891        4560         4503  ALJAWWALSTC-AS, SA
 11492        4546         3981  CABLEONE, US
 20940        4059         3880  AKAMAI-ASN1, NL
  7155        3894         3861  VIASAT-SP-BACKBONE, US
  8551        3698         3660  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             1103  SURFNET-NL SURFnet, The Netherlands, NL
198.51.100.0/24           29766  CHSPSC-29766, 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
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR
23.139.232.0/24      Origin:    211619  MAXKO, HR
23.139.232.0/24     Transit:     42864  GIGANET-HU GigaNet Internet Service Prov

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     /12:297     
/13:586     /14:1207    /15:2101    /16:13577   /17:8381    /18:14084   
/19:25167   /20:43869   /21:52987   /22:111103  /23:101448  /24:560249  
/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        5990        6943  UNI2-AS, ES
  9121        5296        6120  TTNET, TR
  8151        4914       10928  Uninet S.A. de C.V., MX
 39891        3551        4560  ALJAWWALSTC-AS, SA
 11492        3453        4546  CABLEONE, US
  6327        3328        3520  SHAW, CA
  8551        3163        3698  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        2983        3894  VIASAT-SP-BACKBONE, US
 22773        2729        3699  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2444        2824  TTNET, TR

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

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

   1:1625      2:1248      3:168       4:7         5:4341      6:110    
   7:5         8:1575      9:1        11:172      12:1592     13:371    
  14:2368     15:282      16:76       17:371      18:412      20:247    
  21:4        22:188      23:6026     24:2521     25:4        27:2792   
  29:19       31:2533     32:106      34:8        35:95       36:1854   
  37:4659     38:3997     39:822      40:154      41:4403     42:1045   
  43:2334     44:310      45:17673    46:4294     47:381      49:1726   
  50:1942     51:375      52:1543     54:396      55:835      56:8      
  57:89       58:1747     59:1111     60:1006     61:2473     62:2695   
  63:1946     64:5670     65:2341     66:4994     67:3078     68:1393   
  69:4168     70:1256     71:665      72:3067     74:2620     75:1473   
  76:595      77:2468     78:4032     79:2946     80:2089     81:1864   
  82:1490     83:1242     84:1519     85:3782     86:746      87:2021   
  88:2916     89:3587     90:589      91:7735     92:1989     93:2591   
  94:3579     95:4873     96:1315     97:345      98:1179     99:741    
 100:75      101:1293    102:2879    103:30948   104:4629    105:1993   
 106:850     107:2546    108:925     109:4399    110:2044    111:3271   
 112:2029    113:1531    114:1615    115:2134    116:1881    117:2482   
 118:2292    119:1886    120:1715    121:1062    122:2607    123:2183   
 124:1535    125:2279    128:1330    129:1139    130:987     131:2192   
 132:857     133:404     134:1898    135:341     136:828     137:932    
 138:2862    139:1504    140:1028    141:1492    142:1422    143:1523   
 144:1195    145:354     146:1898    147:1552    148:2291    149:1862   
 150:868     151:1148    152:1970    153:559     154:3916    155:1415   
 156:1649    157:1303    158:1049    159:2236    160:2672    161:1436   
 162:3581    163:1504    164:1672    165:1706    166:821     167:1749   
 168:4181    169:949     170:4996    171:886     172:3533    173:3084   
 174:1024    175:1180    176:3699    177:6115    178:3550    179:2594   
 180:2382    181:3452    182:3238    183:1911    184:2367    185:20164  
 186:5094    187:4545    188:4210    189:3858    190:9189    191:1861   
 192:11013   193:8864    194:7249    195:5178    196:3214    197:2757   
 198:6002    199:6130    200:8103    201:6125    202:10464   203:10218  
 204:4611    205:3507    206:3878    207:3401    208:4137    209:4859   
 210:4236    211:2401    212:4124    213:3583    214:1105    215:55     
 216:6636    217:2746    218:1266    219:415     220:2032    221:962    
 222:663     223:1982   

End of report


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