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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Sep 30 18:41:24 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Sat 30 Sep, 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:                              946098
    Prefixes after maximum aggregation (per Origin AS):          353007
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452637
    Number of IPv4 prefixes with a valid ROA:                    434104
    Number of IPv4 prefixes with an invalid ROA:                   1557
    Number of IPv4 prefixes with no ROA:                         510437
Total ASes present in the Internet Routing Table:                 74851
    Prefixes per ASN:                                             12.64
Origin-only ASes present in the Internet Routing Table:           64531
Origin ASes announcing only one prefix:                           25961
Transit ASes present in the Internet Routing Table:               10320
Transit-only ASes present in the Internet Routing Table:            458
Paths with bogon ASNs present in the IPv4 Routing Table:            106
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:              1028
    Number of instances of unregistered ASNs:                      1030
Number of 32-bit ASNs allocated by the RIRs:                      42734
Number of 32-bit ASNs visible in the Routing Table:               35161
Prefixes from 32-bit ASNs in the Routing Table:                  180617
Number of bogon 32-bit ASNs visible in the Routing Table:            35
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            535
Number of addresses announced to Internet:                   3053295360
    Equivalent to 181 /8s, 253 /16s and 151 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      318946

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

Prefixes being announced by APNIC Region ASes:                   243955
    Total APNIC prefixes after maximum aggregation:               70190
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          237514
    Unique aggregates announced from the APNIC address blocks:    98632
APNIC Region origin ASes present in the Internet Routing Table:   13621
    APNIC Prefixes per ASN:                                       17.44
APNIC Region origin ASes announcing only one prefix:               4056
APNIC Region transit ASes present in the Internet Routing Table:   1797
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8988
Number of APNIC addresses announced to Internet:              772386560
    Equivalent to 46 /8s, 9 /16s and 175 /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:                    277081
    Total ARIN prefixes after maximum aggregation:               123830
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           280684
    Unique aggregates announced from the ARIN address blocks:    131846
ARIN Region origin ASes present in the Internet Routing Table:    19093
    ARIN Prefixes per ASN:                                        14.70
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1882
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:    4823
Number of ARIN addresses announced to Internet:              1277915136
    Equivalent to 76 /8s, 43 /16s and 112 /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:                    264936
    Total RIPE prefixes after maximum aggregation:               123792
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           260206
    Unique aggregates announced from the RIPE address blocks:    159973
RIPE Region origin ASes present in the Internet Routing Table:    28446
    RIPE Prefixes per ASN:                                         9.15
RIPE Region origin ASes announcing only one prefix:               12039
RIPE Region transit ASes present in the Internet Routing Table:    3832
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11364
Number of RIPE addresses announced to Internet:               716474880
    Equivalent to 42 /8s, 180 /16s and 138 /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:                  126735
    Total LACNIC prefixes after maximum aggregation:              28510
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         125531
    Unique aggregates announced from the LACNIC address blocks:   49305
LACNIC Region origin ASes present in the Internet Routing Table:  11038
    LACNIC Prefixes per ASN:                                      11.37
LACNIC Region origin ASes announcing only one prefix:              2326
LACNIC Region transit ASes present in the Internet Routing Table:  2316
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:  8852
Number of LACNIC addresses announced to Internet:             178494464
    Equivalent to 10 /8s, 163 /16s and 156 /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:                  32363
    Total AfriNIC prefixes after maximum aggregation:              5968
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         41628
    Unique aggregates announced from the AfriNIC address blocks:  12434
AfriNIC Region origin ASes present in the Internet Routing Table:  1792
    AfriNIC Prefixes per ASN:                                     23.23
AfriNIC Region origin ASes announcing only one prefix:              588
AfriNIC Region transit ASes present in the Internet Routing Table:  332
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: 1134
Number of AfriNIC addresses announced to Internet:            107594752
    Equivalent to 6 /8s, 105 /16s and 196 /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        9482       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5733        785     697  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4245        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3746       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3564       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3335       1840      96  VNPT-AS-VN VNPT Corp, VN
  9498        3191        498     253  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2523        849     381  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2151        442     200  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        9079      10988    3241  AMAZON-02, US
 11492        4531        301     672  CABLEONE, US
  7155        4176        288      99  VIASAT-SP-BACKBONE, US
   174        3911       6666     632  COGENT-174, US
  6327        3546       1319      66  SHAW, CA
 22773        3531       3055     304  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3151      54959    2403  DNIC-AS-00749, US
   367        3001       3837    1415  DNIC-ASBLK-00306-00371, US
 16625        2966       1399    2272  AKAMAI-AS, US
396982        2698       3597     395  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        7389       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4035       3398     151  AKAMAI-ASN1, NL
  8551        3445        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2906       2298     917  ROSTELECOM-AS, RU
  9009        2903        265    1485  M247, RO
 34984        2334        361     596  TELLCOM-AS, TR
 58224        1723        923     527  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1488       1852      16  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       11804       3382     601  UNINET, MX
 10620        3542        506     852  Telmex Colombia S.A., CO
 13999        2407        331     621  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1327       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1302        344     510  Axtel, S.A.B. de C.V., MX
  3816        1296        766     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 11664        1105        179     427  Techtel LMDS Comunicaciones Interactiva
 28202        1090         52       9  Rede Brasileira de Comunicacao 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
 24863        1605        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
 37457         814        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         535         54      46  WANANCHI-, KE
 36914         515         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       11804       3382     601  UNINET, MX
  9808        9482       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9079      10988    3241  AMAZON-02, US
 12479        7389       1713     145  UNI2-AS, ES
  7545        5733        785     697  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4531        301     672  CABLEONE, US
 18403        4245        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        288      99  VIASAT-SP-BACKBONE, US
 20940        4035       3398     151  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        9482         9441  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7389         7244  UNI2-AS, ES
 16509        9079         5838  AMAZON-02, US
  7545        5733         5036  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4245         4220  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4077  VIASAT-SP-BACKBONE, US
 20940        4035         3884  AKAMAI-ASN1, NL
 11492        4531         3859  CABLEONE, US
  7552        3746         3726  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
23.176.160.0/24      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
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /11:101     /12:299     
/13:579     /14:1205    /15:2123    /16:13563   /17:8359    /18:14040   
/19:25200   /20:44123   /21:52254   /22:111432  /23:102672  /24:570081  
/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        6476        7389  UNI2-AS, ES
  8151        5825       11804  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3444        4531  CABLEONE, US
  6327        3356        3546  SHAW, CA
  7155        3122        4176  VIASAT-SP-BACKBONE, US
  8551        2922        3445  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2580        3531  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2496  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2107        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      2:1406      3:266       4:5         5:4527      6:137    
   7:6         8:1526      9:1        11:172      12:1515     13:368    
  14:2320     15:304      16:200      17:368      18:657      20:294    
  21:4        22:188      23:6421     24:2911     25:2        27:2655   
  29:19       31:2562     32:82       34:25       35:116      36:1998   
  37:4537     38:6445     39:866      40:143      41:4513     42:2061   
  43:2311     44:323      45:17318    46:4335     47:370      49:1824   
  50:1905     51:590      52:1595     54:393      55:963      56:5      
  57:132      58:1865     59:1119     60:1004     61:2598     62:2783   
  63:1919     64:5820     65:2383     66:5097     67:3073     68:1349   
  69:4163     70:1360     71:677      72:3018     74:2647     75:1594   
  76:621      77:2424     78:1837     79:2986     80:2119     81:1857   
  82:1518     83:1320     84:1564     85:3112     86:770      87:2099   
  88:1251     89:3944     90:622      91:7939     92:2067     93:2628   
  94:3565     95:4043     96:1295     97:315      98:1100     99:731    
 100:90      101:1287    102:3201    103:32237   104:4751    105:729    
 106:906     107:2693    108:1145    109:4280    110:2132    111:3149   
 112:2066    113:1761    114:1698    115:2067    116:1901    117:2525   
 118:2697    119:1971    120:1777    121:1135    122:2630    123:2190   
 124:1564    125:2539    128:1468    129:993     130:1073    131:2079   
 132:873     133:408     134:1786    135:347     136:975     137:981    
 138:2798    139:1579    140:1288    141:1327    142:1522    143:1585   
 144:1007    145:352     146:1968    147:1612    148:2484    149:2338   
 150:892     151:1232    152:1993    153:593     154:5308    155:1400   
 156:2013    157:1347    158:1057    159:2249    160:2693    161:1600   
 162:3559    163:1626    164:1742    165:1900    166:1060    167:1751   
 168:3931    169:900     170:4880    171:925     172:3772    173:2993   
 174:987     175:1201    176:3839    177:5340    178:3551    179:2435   
 180:2459    181:3563    182:3370    183:1972    184:2271    185:20822  
 186:5013    187:4541    188:4285    189:4141    190:9360    191:1831   
 192:10974   193:9003    194:7384    195:5301    196:3279    197:2807   
 198:5984    199:6157    200:8148    201:6158    202:10409   203:10153  
 204:4578    205:3697    206:4405    207:3486    208:4173    209:4923   
 210:4305    211:2460    212:4308    213:3430    214:1112    215:70     
 216:6772    217:2877    218:1284    219:411     220:1794    221:984    
 222:662     223:2148   

End of report


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