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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Oct 23 18:41:27 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Mon 23 Oct, 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:                              948269
    Prefixes after maximum aggregation (per Origin AS):          354338
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      453637
    Number of IPv4 prefixes with a valid ROA:                    437386
    Number of IPv4 prefixes with an invalid ROA:                   1604
    Number of IPv4 prefixes with no ROA:                         509279
Total ASes present in the Internet Routing Table:                 74945
    Prefixes per ASN:                                             12.65
Origin-only ASes present in the Internet Routing Table:           64583
Origin ASes announcing only one prefix:                           26028
Transit ASes present in the Internet Routing Table:               10362
Transit-only ASes present in the Internet Routing Table:            455
Paths with bogon ASNs present in the IPv4 Routing Table:             92
Average AS path length visible in the Internet Routing Table:       7.9
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1065
    Number of instances of unregistered ASNs:                      1068
Number of 32-bit ASNs allocated by the RIRs:                      42907
Number of 32-bit ASNs visible in the Routing Table:               35268
Prefixes from 32-bit ASNs in the Routing Table:                  181293
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:            533
Number of addresses announced to Internet:                   3051782656
    Equivalent to 181 /8s, 230 /16s and 130 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      319368

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

Prefixes being announced by APNIC Region ASes:                   245073
    Total APNIC prefixes after maximum aggregation:               70578
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          238372
    Unique aggregates announced from the APNIC address blocks:    98946
APNIC Region origin ASes present in the Internet Routing Table:   13683
    APNIC Prefixes per ASN:                                       17.42
APNIC Region origin ASes announcing only one prefix:               4102
APNIC Region transit ASes present in the Internet Routing Table:   1805
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9044
Number of APNIC addresses announced to Internet:              771559424
    Equivalent to 45 /8s, 253 /16s and 16 /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:                    277615
    Total ARIN prefixes after maximum aggregation:               124259
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           281530
    Unique aggregates announced from the ARIN address blocks:    132100
ARIN Region origin ASes present in the Internet Routing Table:    19081
    ARIN Prefixes per ASN:                                        14.75
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1889
Average ARIN Region AS path length visible:                         7.6
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4825
Number of ARIN addresses announced to Internet:              1277606656
    Equivalent to 76 /8s, 38 /16s and 187 /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:                    264999
    Total RIPE prefixes after maximum aggregation:               124205
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           260233
    Unique aggregates announced from the RIPE address blocks:    160434
RIPE Region origin ASes present in the Internet Routing Table:    28474
    RIPE Prefixes per ASN:                                         9.14
RIPE Region origin ASes announcing only one prefix:               12073
RIPE Region transit ASes present in the Internet Routing Table:    3828
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11394
Number of RIPE addresses announced to Internet:               716507648
    Equivalent to 42 /8s, 181 /16s and 10 /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,
                        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:                  127198
    Total LACNIC prefixes after maximum aggregation:              28564
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         126015
    Unique aggregates announced from the LACNIC address blocks:   49251
LACNIC Region origin ASes present in the Internet Routing Table:  11042
    LACNIC Prefixes per ASN:                                      11.41
LACNIC Region origin ASes announcing only one prefix:              2306
LACNIC Region transit ASes present in the Internet Routing Table:  2327
Average LACNIC Region AS path length visible:                       8.6
    Max LACNIC Region AS path length visible:                        59
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8865
Number of LACNIC addresses announced to Internet:             178366976
    Equivalent to 10 /8s, 161 /16s and 170 /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:                  32319
    Total AfriNIC prefixes after maximum aggregation:              5990
    AfriNIC Deaggregation factor:                                  5.40
Prefixes being announced from the AfriNIC address blocks:         41586
    Unique aggregates announced from the AfriNIC address blocks:  12464
AfriNIC Region origin ASes present in the Internet Routing Table:  1800
    AfriNIC Prefixes per ASN:                                     23.10
AfriNIC Region origin ASes announcing only one prefix:              595
AfriNIC Region transit ASes present in the Internet Routing Table:  341
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1140
Number of AfriNIC addresses announced to Internet:            107315968
    Equivalent to 6 /8s, 101 /16s and 131 /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        9494       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5714        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4208        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3795       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3567       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3329       1840      95  VNPT-AS-VN VNPT Corp, VN
  9498        3218        493     242  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2553        849     378  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2285      11269     603  KIXS-AS-KR Korea Telecom, KR
  4755        2183        442     199  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        9093      10994    3346  AMAZON-02, US
 11492        4538        301     673  CABLEONE, US
  7155        4171        288      99  VIASAT-SP-BACKBONE, US
   174        3897       6659     629  COGENT-174, US
  6327        3547       1320      67  SHAW, CA
 22773        3524       3055     302  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3160      54956    2412  DNIC-AS-00749, US
   367        3090       3853    1439  DNIC-ASBLK-00306-00371, US
 16625        3045       1406    2314  AKAMAI-AS, US
396982        2704       3598     397  GOOGLE-CLOUD-PLATFORM, 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        7409       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4087       3397     146  AKAMAI-ASN1, NL
  8551        3450        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3114        278    1525  M247, RO
 12389        2895       2297     915  ROSTELECOM-AS, RU
 34984        2331        362     591  TELLCOM-AS, TR
 58224        1684        916     545  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1522       1852      14  TE-AS TE-AS, EG

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       11887       3373     610  UNINET, MX
 10620        3542        504     858  Telmex Colombia S.A., CO
 13999        2419        333     628  Mega Cable, S.A. de C.V., MX
 11830        2001        369      64  Instituto Costarricense de Electricidad
 28573        1331       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        770     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1250        342     505  Axtel, S.A.B. de C.V., MX
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 28202        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1057        168     427  Techtel LMDS Comunicaciones Interactiva

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
 24863        1603        393      19  LINKdotNET-AS, EG
 24835        1515        509      26  RAYA-AS, EG
 36992        1357       1518     279  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1048         67      46  ORANGE-COTE-IVOIRE, CI
 36935         818        520      36  Vodafone-, EG
 37457         810        319      45  Telkom-Internet, ZA
  6713         551       1861      34  IAM-AS, MA
 36914         538         82       3  KENET-AS, KE
 15399         536         55      48  WANANCHI-, 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       11887       3373     610  UNINET, MX
  9808        9494       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9093      10994    3346  AMAZON-02, US
 12479        7409       1713     145  UNI2-AS, ES
  7545        5714        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4538        301     673  CABLEONE, US
 18403        4208        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4171        288      99  VIASAT-SP-BACKBONE, US
 20940        4087       3397     146  AKAMAI-ASN1, NL

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        9494         9454  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7409         7264  UNI2-AS, ES
 16509        9093         5747  AMAZON-02, US
  7545        5714         5019  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4208         4183  FPT-AS-AP FPT Telecom Company, VN
  7155        4171         4072  VIASAT-SP-BACKBONE, US
 20940        4087         3941  AKAMAI-ASN1, NL
 11492        4538         3865  CABLEONE, US
  7552        3795         3775  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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.164.56.0/24       Origin:    216360  CIVILIZED-RIPE, US
23.164.56.0/24      Transit:     32097  WII, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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       /9:14      /10:37      /11:100     /12:299     
/13:579     /14:1203    /15:2117    /16:13548   /17:8371    /18:14011   
/19:25180   /20:44124   /21:52209   /22:111439  /23:102998  /24:572024  
/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        6496        7409  UNI2-AS, ES
  8151        5921       11887  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3451        4538  CABLEONE, US
  6327        3356        3547  SHAW, CA
  7155        3117        4171  VIASAT-SP-BACKBONE, US
  8551        2927        3450  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2579        3524  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2146        2491  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2116        3542  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)
----------------------------------------------

   1:2204      2:1434      3:269       4:7         5:4474      6:153    
   7:6         8:1525      9:1        11:172      12:1501     13:353    
  14:2309     15:306      16:201      17:363      18:658      20:326    
  21:4        22:188      23:6486     24:2929     25:2        27:2652   
  29:19       31:2581     32:79       34:27       35:117      36:2003   
  37:4507     38:6536     39:867      40:144      41:4471     42:2034   
  43:2323     44:328      45:17379    46:4385     47:371      49:1866   
  50:1902     51:578      52:1581     54:395      55:958      56:5      
  57:136      58:1875     59:1115     60:1007     61:2606     62:2779   
  63:1918     64:5815     65:2372     66:5095     67:3086     68:1354   
  69:4155     70:1351     71:648      72:3014     74:2654     75:1600   
  76:631      77:2427     78:1844     79:3012     80:2138     81:1864   
  82:1532     83:1316     84:1567     85:3094     86:766      87:2099   
  88:1253     89:3978     90:624      91:7988     92:2072     93:2651   
  94:3615     95:4018     96:1303     97:316      98:1099     99:735    
 100:92      101:1303    102:3252    103:32423   104:4805    105:713    
 106:913     107:2725    108:1145    109:4284    110:2137    111:3129   
 112:2061    113:1763    114:1704    115:2068    116:1942    117:2535   
 118:2701    119:1974    120:1784    121:1182    122:2632    123:2198   
 124:1569    125:2574    128:1477    129:992     130:1076    131:2071   
 132:878     133:408     134:1774    135:341     136:911     137:992    
 138:2852    139:1583    140:1314    141:1336    142:1520    143:1565   
 144:1003    145:349     146:1981    147:1620    148:2473    149:2404   
 150:895     151:1239    152:1983    153:594     154:5419    155:1412   
 156:2039    157:1359    158:1061    159:2200    160:2703    161:1601   
 162:3534    163:1642    164:1758    165:1902    166:1062    167:1763   
 168:4040    169:815     170:4838    171:957     172:3811    173:3024   
 174:987     175:1207    176:3691    177:5451    178:3562    179:2414   
 180:2505    181:3589    182:3385    183:1967    184:2268    185:20830  
 186:5031    187:4566    188:4212    189:4171    190:9417    191:1838   
 192:10975   193:9008    194:7383    195:5307    196:3315    197:2785   
 198:5997    199:6347    200:8252    201:6308    202:10448   203:10165  
 204:4569    205:3720    206:4420    207:3490    208:4150    209:4956   
 210:4304    211:2461    212:4311    213:3434    214:1116    215:71     
 216:6797    217:2867    218:1289    219:408     220:1795    221:991    
 222:668     223:2146   

End of report


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