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

REN Routing Table Report cscora at frr.nsrc.org
Wed Dec 28 18:40:13 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Wed 28 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:                              935452
    Prefixes after maximum aggregation (per Origin AS):          347424
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      444505
    Number of IPv4 prefixes with a valid ROA:                    384659
    Number of IPv4 prefixes with an invalid ROA:                   2762
    Number of IPv4 prefixes with no ROA:                         548031
Total ASes present in the Internet Routing Table:                 74054
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           63454
Origin ASes announcing only one prefix:                           25625
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:              1058
    Number of instances of unregistered ASNs:                      1069
Number of 32-bit ASNs allocated by the RIRs:                      40978
Number of 32-bit ASNs visible in the Routing Table:               33973
Prefixes from 32-bit ASNs in the Routing Table:                  172879
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:            524
Number of addresses announced to Internet:                   3065901824
    Equivalent to 182 /8s, 189 /16s and 243 /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:      323504

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

Prefixes being announced by APNIC Region ASes:                   236554
    Total APNIC prefixes after maximum aggregation:               68089
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          231484
    Unique aggregates announced from the APNIC address blocks:    97537
APNIC Region origin ASes present in the Internet Routing Table:   13169
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               3840
APNIC Region transit ASes present in the Internet Routing Table:   1777
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8454
Number of APNIC addresses announced to Internet:              773367296
    Equivalent to 46 /8s, 24 /16s and 166 /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:                    269404
    Total ARIN prefixes after maximum aggregation:               122103
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           270978
    Unique aggregates announced from the ARIN address blocks:    129523
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.21
ARIN Region origin ASes announcing only one prefix:                6982
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:    4707
Number of ARIN addresses announced to Internet:              1287962112
    Equivalent to 76 /8s, 196 /16s and 190 /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:                    267351
    Total RIPE prefixes after maximum aggregation:               122297
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           264065
    Unique aggregates announced from the RIPE address blocks:    156052
RIPE Region origin ASes present in the Internet Routing Table:    28229
    RIPE Prefixes per ASN:                                         9.35
RIPE Region origin ASes announcing only one prefix:               11991
RIPE Region transit ASes present in the Internet Routing Table:    4001
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:   10971
Number of RIPE addresses announced to Internet:               719697152
    Equivalent to 42 /8s, 229 /16s and 181 /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:                  128365
    Total LACNIC prefixes after maximum aggregation:              28340
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         127557
    Unique aggregates announced from the LACNIC address blocks:   48935
LACNIC Region origin ASes present in the Internet Routing Table:  11010
    LACNIC Prefixes per ASN:                                      11.59
LACNIC Region origin ASes announcing only one prefix:              2248
LACNIC Region transit ASes present in the Internet Routing Table:  2316
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:  8775
Number of LACNIC addresses announced to Internet:             176079872
    Equivalent to 10 /8s, 126 /16s and 196 /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:                  32720
    Total AfriNIC prefixes after maximum aggregation:              5806
    AfriNIC Deaggregation factor:                                  5.64
Prefixes being announced from the AfriNIC address blocks:         40844
    Unique aggregates announced from the AfriNIC address blocks:  12033
AfriNIC Region origin ASes present in the Internet Routing Table:  1731
    AfriNIC Prefixes per ASN:                                     23.60
AfriNIC Region origin ASes announcing only one prefix:              564
AfriNIC Region transit ASes present in the Internet Routing Table:  327
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:            108496896
    Equivalent to 6 /8s, 119 /16s and 136 /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        9221       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        2686        499     240  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2348        848     437  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        7747      10636    2932  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        3471       1797    2511  AKAMAI-AS, US
   749        3025      50577    2292  DNIC-AS-00749, US
  7018        2621      24132    1592  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        6960       1706     146  UNI2-AS, ES
  9121        6119       1692      17  TTNET, TR
 39891        4560        269      57  ALJAWWALSTC-AS, SA
 20940        4064       3400     181  AKAMAI-ASN1, NL
  8551        3698        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2915       2290     907  ROSTELECOM-AS, RU
 47331        2826        413    2130  TTNET, TR
  9009        2652        252    1359  M247, RO
 34984        2255        358     611  TELLCOM-AS, TR
  6849        2241        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       10923       3340     595  Uninet S.A. de C.V., MX
 10620        3462        507     849  Telmex Colombia S.A., CO
 11830        2261        369      64  Instituto Costarricense de Electricidad
 13999        2194        358     587  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        1131        186     468  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        1516        537      32  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       1863      34  IAM-AS, MA
 15399         498         51      35  WANANCHI-, KE
 37342         494         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       10923       3340     595  Uninet S.A. de C.V., MX
  9808        9221       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7747      10636    2932  AMAZON-02, US
 12479        6960       1706     146  UNI2-AS, ES
  9121        6119       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        4064       3400     181  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        9221         9174  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6960         6814  UNI2-AS, ES
  9121        6119         6102  TTNET, TR
  7545        5947         5244  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7747         4815  AMAZON-02, US
 39891        4560         4503  ALJAWWALSTC-AS, SA
 11492        4546         3981  CABLEONE, US
 20940        4064         3883  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
23.131.190.0/24      Origin:      7018  ATT-INTERNET4, US
23.131.190.0/24     Transit:       174  COGENT-174, US
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     /12:297     
/13:586     /14:1207    /15:2101    /16:13578   /17:8382    /18:14079   
/19:25167   /20:43874   /21:53011   /22:111124  /23:101467  /24:560411  
/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        6007        6960  UNI2-AS, ES
  9121        5295        6119  TTNET, TR
  8151        4909       10923  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        2446        2826  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         5:4335      6:110    
   7:5         8:1573      9:1        11:172      12:1596     13:370    
  14:2364     15:282      16:76       17:371      18:409      20:247    
  21:4        22:188      23:6026     24:2521     25:4        27:2792   
  29:19       31:2530     32:106      34:8        35:95       36:1854   
  37:4664     38:3994     39:821      40:154      41:4400     42:1045   
  43:2329     44:310      45:17692    46:4295     47:381      49:1720   
  50:1944     51:375      52:1543     54:396      55:735      56:8      
  57:89       58:1747     59:1110     60:1008     61:2475     62:2699   
  63:1946     64:5669     65:2342     66:4989     67:3076     68:1395   
  69:4171     70:1256     71:665      72:3069     74:2619     75:1473   
  76:595      77:2472     78:4037     79:2945     80:2089     81:1860   
  82:1492     83:1245     84:1515     85:3785     86:745      87:2024   
  88:2917     89:3584     90:593      91:7741     92:1993     93:2590   
  94:3576     95:4873     96:1315     97:345      98:1180     99:741    
 100:75      101:1295    102:2892    103:30910   104:4625    105:1993   
 106:849     107:2547    108:925     109:4404    110:2044    111:3266   
 112:2029    113:1532    114:1613    115:2134    116:1881    117:2490   
 118:2292    119:1887    120:1715    121:1063    122:2606    123:2183   
 124:1528    125:2280    128:1329    129:1139    130:988     131:2196   
 132:860     133:404     134:1898    135:341     136:887     137:935    
 138:2861    139:1503    140:1029    141:1492    142:1421    143:1533   
 144:1195    145:353     146:1902    147:1553    148:2289    149:1859   
 150:875     151:1147    152:1972    153:559     154:3907    155:1416   
 156:1648    157:1302    158:1049    159:2234    160:2678    161:1434   
 162:3583    163:1506    164:1735    165:1705    166:821     167:1752   
 168:4188    169:950     170:4987    171:887     172:3529    173:3084   
 174:1026    175:1179    176:3689    177:6121    178:3546    179:2599   
 180:2382    181:3454    182:3242    183:1911    184:2366    185:20172  
 186:5076    187:4552    188:4226    189:3894    190:9169    191:1865   
 192:11016   193:8871    194:7246    195:5182    196:3213    197:2764   
 198:6002    199:6128    200:8154    201:6131    202:10464   203:10214  
 204:4612    205:3523    206:3876    207:3396    208:4136    209:4859   
 210:4233    211:2402    212:4137    213:3582    214:1104    215:55     
 216:6643    217:2746    218:1266    219:415     220:2032    221:961    
 222:663     223:1981   

End of report


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