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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 22 18:41:12 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 22 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:                              943856
    Prefixes after maximum aggregation (per Origin AS):          351570
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452077
    Number of IPv4 prefixes with a valid ROA:                    429680
    Number of IPv4 prefixes with an invalid ROA:                   1457
    Number of IPv4 prefixes with no ROA:                         512719
Total ASes present in the Internet Routing Table:                 74672
    Prefixes per ASN:                                             12.64
Origin-only ASes present in the Internet Routing Table:           64369
Origin ASes announcing only one prefix:                           25898
Transit ASes present in the Internet Routing Table:               10303
Transit-only ASes present in the Internet Routing Table:            443
Paths with bogon ASNs present in the IPv4 Routing Table:             78
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:              1027
    Number of instances of unregistered ASNs:                      1029
Number of 32-bit ASNs allocated by the RIRs:                      42490
Number of 32-bit ASNs visible in the Routing Table:               34960
Prefixes from 32-bit ASNs in the Routing Table:                  179303
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:            557
Number of addresses announced to Internet:                   3056086528
    Equivalent to 182 /8s, 40 /16s and 46 /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:      318954

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

Prefixes being announced by APNIC Region ASes:                   243490
    Total APNIC prefixes after maximum aggregation:               69667
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          237135
    Unique aggregates announced from the APNIC address blocks:    98535
APNIC Region origin ASes present in the Internet Routing Table:   13527
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               3996
APNIC Region transit ASes present in the Internet Routing Table:   1788
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:   8885
Number of APNIC addresses announced to Internet:              772832000
    Equivalent to 46 /8s, 16 /16s and 123 /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:                    276307
    Total ARIN prefixes after maximum aggregation:               123878
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           278807
    Unique aggregates announced from the ARIN address blocks:    130911
ARIN Region origin ASes present in the Internet Routing Table:    19089
    ARIN Prefixes per ASN:                                        14.61
ARIN Region origin ASes announcing only one prefix:                6967
ARIN Region transit ASes present in the Internet Routing Table:    1885
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:    4819
Number of ARIN addresses announced to Internet:              1280104960
    Equivalent to 76 /8s, 76 /16s and 218 /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:                    264280
    Total RIPE prefixes after maximum aggregation:               122829
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           260695
    Unique aggregates announced from the RIPE address blocks:    159947
RIPE Region origin ASes present in the Internet Routing Table:    28416
    RIPE Prefixes per ASN:                                         9.17
RIPE Region origin ASes announcing only one prefix:               12011
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:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11307
Number of RIPE addresses announced to Internet:               716485888
    Equivalent to 42 /8s, 180 /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
                       196608-216475
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:                  126324
    Total LACNIC prefixes after maximum aggregation:              28531
    LACNIC Deaggregation factor:                                   4.43
Prefixes being announced from the LACNIC address blocks:         125255
    Unique aggregates announced from the LACNIC address blocks:   49659
LACNIC Region origin ASes present in the Internet Routing Table:  11014
    LACNIC Prefixes per ASN:                                      11.37
LACNIC Region origin ASes announcing only one prefix:              2346
LACNIC Region transit ASes present in the Internet Routing Table:  2320
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:  8827
Number of LACNIC addresses announced to Internet:             178525184
    Equivalent to 10 /8s, 164 /16s and 20 /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:                  32428
    Total AfriNIC prefixes after maximum aggregation:              5952
    AfriNIC Deaggregation factor:                                  5.45
Prefixes being announced from the AfriNIC address blocks:         41407
    Unique aggregates announced from the AfriNIC address blocks:  12559
AfriNIC Region origin ASes present in the Internet Routing Table:  1780
    AfriNIC Prefixes per ASN:                                     23.26
AfriNIC Region origin ASes announcing only one prefix:              578
AfriNIC Region transit ASes present in the Internet Routing Table:  338
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: 1122
Number of AfriNIC addresses announced to Internet:            107670784
    Equivalent to 6 /8s, 106 /16s and 237 /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        9520       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5699        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3730       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        3100        498     248  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2486        846     405  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        8806      10896    3218  AMAZON-02, US
 11492        4526        300     627  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
   174        3620       6653     612  COGENT-174, US
 22773        3572       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       1486    2305  AKAMAI-AS, US
   367        2992       3830    1418  DNIC-ASBLK-00306-00371, US
396982        2684       3596     386  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        4056       3398     151  AKAMAI-ASN1, NL
  8551        3461        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2910       2298     918  ROSTELECOM-AS, RU
  9009        2689        248    1398  M247, RO
 34984        2329        362     594  TELLCOM-AS, TR
 58224        1790        938     563  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
 61317        1528        102    1193  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       11622       3358     606  UNINET, MX
 10620        3530        506     849  Telmex Colombia S.A., CO
 13999        2441        365     642  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
  6147        1114        370      22  Telefonica del Peru S.A.A., PE
 11664        1113        181     435  Techtel LMDS Comunicaciones Interactiva
 28202        1068         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        1594        393      19  LINKdotNET-AS, EG
 24835        1503        533      27  RAYA-AS, EG
 36992        1355       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         903        520      35  Vodafone-, EG
 37457         817        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         532         54      44  WANANCHI-, KE
 36914         527         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       11622       3358     606  UNINET, MX
  9808        9520       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        8806      10896    3218  AMAZON-02, US
 12479        7343       1713     145  UNI2-AS, ES
  7545        5699        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     627  CABLEONE, US
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4056       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        9520         9480  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7343         7198  UNI2-AS, ES
 16509        8806         5588  AMAZON-02, US
  7545        5699         5013  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
 20940        4056         3905  AKAMAI-ASN1, NL
 11492        4526         3899  CABLEONE, US
  7552        3730         3709  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    /16:13579   /17:8340    /18:14053   
/19:25255   /20:44304   /21:52356   /22:111219  /23:102717  /24:567656  
/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        5660       11622  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3436        4526  CABLEONE, US
  6327        3337        3527  SHAW, CA
  7155        3124        4178  VIASAT-SP-BACKBONE, US
  8551        2929        3461  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2616        3572  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2495  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2094        3530  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)
----------------------------------------------

   1:2226      2:1377      3:226       4:5         5:4630      6:138    
   7:6         8:1539      9:1        11:172      12:1508     13:378    
  14:2305     15:302      16:197      17:373      18:600      20:287    
  21:4        22:188      23:6377     24:3030     25:6        27:2621   
  29:19       31:2551     32:85       34:25       35:117      36:1987   
  37:4630     38:6214     39:863      40:147      41:4515     42:2088   
  43:2321     44:325      45:17220    46:4330     47:384      49:1795   
  50:1890     51:595      52:1599     54:392      55:971      56:8      
  57:130      58:1862     59:1114     60:996      61:2572     62:2788   
  63:1924     64:5741     65:2373     66:5043     67:3046     68:1341   
  69:4123     70:1360     71:665      72:3030     74:2657     75:1602   
  76:616      77:2568     78:1846     79:2988     80:2145     81:1824   
  82:1597     83:1300     84:1529     85:3023     86:756      87:2075   
  88:1227     89:3880     90:619      91:7917     92:2065     93:2608   
  94:3578     95:4030     96:1297     97:317      98:1100     99:734    
 100:90      101:1316    102:3251    103:32051   104:4603    105:700    
 106:881     107:2585    108:1137    109:4293    110:2117    111:3135   
 112:2074    113:1757    114:1661    115:2061    116:1922    117:2522   
 118:2696    119:1974    120:1788    121:1101    122:2612    123:2166   
 124:1570    125:2489    128:1495    129:1113    130:1062    131:2046   
 132:858     133:420     134:1795    135:349     136:916     137:983    
 138:2808    139:1561    140:1256    141:1300    142:1483    143:1552   
 144:1005    145:340     146:1977    147:1625    148:2454    149:2196   
 150:884     151:1206    152:1991    153:587     154:5027    155:1393   
 156:1950    157:1329    158:1087    159:2235    160:2671    161:1593   
 162:3539    163:1611    164:1744    165:1896    166:1013    167:1736   
 168:4033    169:924     170:4826    171:907     172:3654    173:2991   
 174:993     175:1198    176:3839    177:5428    178:3565    179:2401   
 180:2452    181:3535    182:3411    183:1980    184:2300    185:20725  
 186:5022    187:4506    188:4274    189:4027    190:9330    191:1772   
 192:10923   193:8974    194:7372    195:5264    196:3328    197:2796   
 198:5996    199:6086    200:7999    201:6145    202:10451   203:10167  
 204:4563    205:3663    206:4360    207:3480    208:4132    209:4946   
 210:4281    211:2457    212:4293    213:3621    214:1091    215:59     
 216:6740    217:2877    218:1283    219:417     220:1792    221:978    
 222:664     223:2154   

End of report


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