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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 24 18:41:06 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Thu 24 Aug, 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:                              943297
    Prefixes after maximum aggregation (per Origin AS):          351402
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      451970
    Number of IPv4 prefixes with a valid ROA:                    429774
    Number of IPv4 prefixes with an invalid ROA:                   1419
    Number of IPv4 prefixes with no ROA:                         512104
Total ASes present in the Internet Routing Table:                 74727
    Prefixes per ASN:                                             12.62
Origin-only ASes present in the Internet Routing Table:           64408
Origin ASes announcing only one prefix:                           25930
Transit ASes present in the Internet Routing Table:               10319
Transit-only ASes present in the Internet Routing Table:            446
Paths with bogon ASNs present in the IPv4 Routing Table:             98
Average AS path length visible in the Internet Routing Table:       7.9
    Max AS path length visible:                                     131
    Max AS path prepend of ASN ( 37447)                             129
Prefixes from unregistered ASNs in the Routing Table:              1016
    Number of instances of unregistered ASNs:                      1018
Number of 32-bit ASNs allocated by the RIRs:                      42500
Number of 32-bit ASNs visible in the Routing Table:               34997
Prefixes from 32-bit ASNs in the Routing Table:                  179410
Number of bogon 32-bit ASNs visible in the Routing Table:            31
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            563
Number of addresses announced to Internet:                   3056207872
    Equivalent to 182 /8s, 42 /16s and 8 /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:      318650

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

Prefixes being announced by APNIC Region ASes:                   243605
    Total APNIC prefixes after maximum aggregation:               69721
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          237265
    Unique aggregates announced from the APNIC address blocks:    98514
APNIC Region origin ASes present in the Internet Routing Table:   13552
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4015
APNIC Region transit ASes present in the Internet Routing Table:   1787
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8907
Number of APNIC addresses announced to Internet:              772814592
    Equivalent to 46 /8s, 16 /16s and 55 /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:                    275895
    Total ARIN prefixes after maximum aggregation:               123655
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           278468
    Unique aggregates announced from the ARIN address blocks:    130922
ARIN Region origin ASes present in the Internet Routing Table:    19098
    ARIN Prefixes per ASN:                                        14.58
ARIN Region origin ASes announcing only one prefix:                6973
ARIN Region transit ASes present in the Internet Routing Table:    1887
Average ARIN Region AS path length visible:                         7.7
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4824
Number of ARIN addresses announced to Internet:              1280070656
    Equivalent to 76 /8s, 76 /16s and 84 /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:                    264080
    Total RIPE prefixes after maximum aggregation:               122800
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           260420
    Unique aggregates announced from the RIPE address blocks:    159817
RIPE Region origin ASes present in the Internet Routing Table:    28425
    RIPE Prefixes per ASN:                                         9.16
RIPE Region origin ASes announcing only one prefix:               12020
RIPE Region transit ASes present in the Internet Routing Table:    3810
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11311
Number of RIPE addresses announced to Internet:               716571136
    Equivalent to 42 /8s, 182 /16s and 2 /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:                  126423
    Total LACNIC prefixes after maximum aggregation:              28556
    LACNIC Deaggregation factor:                                   4.43
Prefixes being announced from the LACNIC address blocks:         125317
    Unique aggregates announced from the LACNIC address blocks:   49647
LACNIC Region origin ASes present in the Internet Routing Table:  11019
    LACNIC Prefixes per ASN:                                      11.37
LACNIC Region origin ASes announcing only one prefix:              2343
LACNIC Region transit ASes present in the Internet Routing Table:  2331
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:  8831
Number of LACNIC addresses announced to Internet:             178541056
    Equivalent to 10 /8s, 164 /16s and 82 /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:                  32278
    Total AfriNIC prefixes after maximum aggregation:              5948
    AfriNIC Deaggregation factor:                                  5.43
Prefixes being announced from the AfriNIC address blocks:         41264
    Unique aggregates announced from the AfriNIC address blocks:  12598
AfriNIC Region origin ASes present in the Internet Routing Table:  1781
    AfriNIC Prefixes per ASN:                                     23.17
AfriNIC Region origin ASes announcing only one prefix:              579
AfriNIC Region transit ASes present in the Internet Routing Table:  339
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                      131
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1124
Number of AfriNIC addresses announced to Internet:            107742720
    Equivalent to 6 /8s, 108 /16s and 6 /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        9521       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5700        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3728       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3569       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3436       1840      98  VNPT-AS-VN VNPT Corp, VN
  9498        3102        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2489        847     403  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2307      11270     588  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        8776      10938    3238  AMAZON-02, US
 11492        4528        300     627  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
   174        3621       6653     612  COGENT-174, US
 22773        3570       3057     315  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3527       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3056       1480    2302  AKAMAI-AS, US
   367        2986       3828    1410  DNIC-ASBLK-00306-00371, US
396982        2687       3596     387  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        7343       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4037       3398     151  AKAMAI-ASN1, NL
  8551        3462        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2910       2298     918  ROSTELECOM-AS, RU
  9009        2682        248    1386  M247, RO
 34984        2330        362     595  TELLCOM-AS, TR
 58224        1767        931     540  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
 61317        1525        102    1190  ASDETUK www.heficed.com, US

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       11653       3358     609  UNINET, MX
 10620        3533        506     852  Telmex Colombia S.A., CO
 13999        2448        365     643  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1315       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1301        344     509  Axtel, S.A.B. de C.V., MX
  3816        1288        757     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 28202        1121         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1116        181     435  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE

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        1594        393      19  LINKdotNET-AS, EG
 24835        1474        497      26  RAYA-AS, EG
 36992        1332       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 37457         817        319      45  Telkom-Internet, ZA
 36935         775        520      36  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         533         54      44  WANANCHI-, KE
 36914         530         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       11653       3358     609  UNINET, MX
  9808        9521       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        8776      10938    3238  AMAZON-02, US
 12479        7343       1713     145  UNI2-AS, ES
  7545        5700        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4528        300     627  CABLEONE, US
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4037       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        9521         9481  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7343         7198  UNI2-AS, ES
 16509        8776         5538  AMAZON-02, US
  7545        5700         5014  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4347         4322  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 11492        4528         3901  CABLEONE, US
 20940        4037         3886  AKAMAI-ASN1, NL
  7552        3728         3707  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
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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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      /10:38      /11:102     /12:298     
/13:577     /14:1205    /15:2127    /16:13586   /17:8331    /18:14027   
/19:25225   /20:44249   /21:52294   /22:111093  /23:102786  /24:567329  
/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        6429        7343  UNI2-AS, ES
  8151        5686       11653  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3438        4528  CABLEONE, US
  6327        3337        3527  SHAW, CA
  7155        3124        4178  VIASAT-SP-BACKBONE, US
  8551        2930        3462  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2614        3570  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2157        2500  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2096        3533  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)
----------------------------------------------

   1:2227      2:1377      3:224       4:5         5:4630      6:138    
   7:6         8:1540      9:1        11:172      12:1507     13:367    
  14:2308     15:301      16:196      17:372      18:601      20:287    
  21:4        22:188      23:6367     24:2888     25:6        27:2605   
  29:19       31:2553     32:85       34:25       35:117      36:1997   
  37:4626     38:6219     39:865      40:147      41:4529     42:2088   
  43:2330     44:325      45:17247    46:4330     47:384      49:1798   
  50:1880     51:593      52:1597     54:390      55:972      56:8      
  57:129      58:1864     59:1109     60:996      61:2569     62:2784   
  63:1929     64:5735     65:2351     66:5044     67:3048     68:1352   
  69:4168     70:1357     71:665      72:3028     74:2644     75:1594   
  76:618      77:2553     78:1850     79:2992     80:2148     81:1854   
  82:1471     83:1297     84:1525     85:3016     86:752      87:2081   
  88:1230     89:3856     90:619      91:7915     92:2066     93:2614   
  94:3577     95:4033     96:1289     97:317      98:1099     99:734    
 100:90      101:1315    102:3259    103:32130   104:4592    105:691    
 106:881     107:2585    108:1136    109:4293    110:2111    111:3137   
 112:2076    113:1757    114:1662    115:2052    116:1930    117:2514   
 118:2696    119:1988    120:1789    121:1102    122:2607    123:2164   
 124:1569    125:2485    128:1489    129:1114    130:1064    131:2045   
 132:856     133:420     134:1795    135:349     136:916     137:984    
 138:2802    139:1565    140:1237    141:1294    142:1488    143:1542   
 144:988     145:340     146:1977    147:1623    148:2453    149:2195   
 150:885     151:1223    152:1986    153:583     154:5029    155:1391   
 156:1952    157:1331    158:1086    159:2238    160:2671    161:1593   
 162:3542    163:1609    164:1740    165:1900    166:967     167:1734   
 168:4028    169:925     170:4806    171:901     172:3660    173:2995   
 174:994     175:1206    176:3837    177:5425    178:3553    179:2373   
 180:2452    181:3497    182:3413    183:1984    184:2286    185:20736  
 186:5078    187:4490    188:4277    189:4047    190:9339    191:1782   
 192:10921   193:8966    194:7380    195:5273    196:3323    197:2793   
 198:5989    199:6094    200:8011    201:6146    202:10432   203:10175  
 204:4557    205:3650    206:4369    207:3475    208:4149    209:4942   
 210:4278    211:2457    212:4288    213:3621    214:1094    215:59     
 216:6716    217:2880    218:1283    219:414     220:1794    221:978    
 222:664     223:2154   

End of report


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