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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 25 18:41:10 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Fri 25 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:                              943451
    Prefixes after maximum aggregation (per Origin AS):          351353
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      452015
    Number of IPv4 prefixes with a valid ROA:                    430105
    Number of IPv4 prefixes with an invalid ROA:                   1411
    Number of IPv4 prefixes with no ROA:                         511935
Total ASes present in the Internet Routing Table:                 74714
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           64395
Origin ASes announcing only one prefix:                           25914
Transit ASes present in the Internet Routing Table:               10319
Transit-only ASes present in the Internet Routing Table:            449
Paths with bogon ASNs present in the IPv4 Routing Table:             96
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:              1034
    Number of instances of unregistered ASNs:                      1036
Number of 32-bit ASNs allocated by the RIRs:                      42498
Number of 32-bit ASNs visible in the Routing Table:               34988
Prefixes from 32-bit ASNs in the Routing Table:                  179422
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:                   3056359936
    Equivalent to 182 /8s, 44 /16s and 90 /24s
    Percentage of available address space announced:               82.6
    Percentage of allocated address space announced:               82.6
    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:      318587

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

Prefixes being announced by APNIC Region ASes:                   243554
    Total APNIC prefixes after maximum aggregation:               69700
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          237190
    Unique aggregates announced from the APNIC address blocks:    98440
APNIC Region origin ASes present in the Internet Routing Table:   13544
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4000
APNIC Region transit ASes present in the Internet Routing Table:   1792
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:   8901
Number of APNIC addresses announced to Internet:              772806144
    Equivalent to 46 /8s, 16 /16s and 22 /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:                    275904
    Total ARIN prefixes after maximum aggregation:               123676
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           278465
    Unique aggregates announced from the ARIN address blocks:    131026
ARIN Region origin ASes present in the Internet Routing Table:    19101
    ARIN Prefixes per ASN:                                        14.58
ARIN Region origin ASes announcing only one prefix:                6976
ARIN Region transit ASes present in the Internet Routing Table:    1884
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:    4823
Number of ARIN addresses announced to Internet:              1280115200
    Equivalent to 76 /8s, 77 /16s and 2 /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:                    264130
    Total RIPE prefixes after maximum aggregation:               122789
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           260477
    Unique aggregates announced from the RIPE address blocks:    159874
RIPE Region origin ASes present in the Internet Routing Table:    28419
    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:    3811
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:   11311
Number of RIPE addresses announced to Internet:               716626944
    Equivalent to 42 /8s, 182 /16s and 220 /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:                  126379
    Total LACNIC prefixes after maximum aggregation:              28529
    LACNIC Deaggregation factor:                                   4.43
Prefixes being announced from the LACNIC address blocks:         125293
    Unique aggregates announced from the LACNIC address blocks:   49614
LACNIC Region origin ASes present in the Internet Routing Table:  11018
    LACNIC Prefixes per ASN:                                      11.37
LACNIC Region origin ASes announcing only one prefix:              2349
LACNIC Region transit ASes present in the Internet Routing Table:  2325
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:  8830
Number of LACNIC addresses announced to Internet:             178601472
    Equivalent to 10 /8s, 165 /16s and 62 /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:                  32450
    Total AfriNIC prefixes after maximum aggregation:              5940
    AfriNIC Deaggregation factor:                                  5.46
Prefixes being announced from the AfriNIC address blocks:         41469
    Unique aggregates announced from the AfriNIC address blocks:  12595
AfriNIC Region origin ASes present in the Internet Routing Table:  1780
    AfriNIC Prefixes per ASN:                                     23.30
AfriNIC Region origin ASes announcing only one prefix:              578
AfriNIC Region transit ASes present in the Internet Routing Table:  340
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: 1123
Number of AfriNIC addresses announced to Internet:            107744256
    Equivalent to 6 /8s, 108 /16s and 12 /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        9523       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5702        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4348        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3725       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3569       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3423       1840      98  VNPT-AS-VN VNPT Corp, VN
  9498        3109        498     253  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        8843      10951    3239  AMAZON-02, US
 11492        4524        300     643  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
   174        3628       6653     615  COGENT-174, US
 22773        3569       3057     315  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3527       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3039       1466    2295  AKAMAI-AS, US
   367        2978       3812    1401  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        7342       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4055       3398     151  AKAMAI-ASN1, NL
  8551        3462        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2910       2298     918  ROSTELECOM-AS, RU
  9009        2657        246    1374  M247, RO
 34984        2329        362     595  TELLCOM-AS, TR
 58224        1750        922     526  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
 61317        1523        102    1188  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       11670       3358     607  UNINET, MX
 10620        3535        506     849  Telmex Colombia S.A., CO
 13999        2451        366     644  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1316       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1300        344     508  Axtel, S.A.B. de C.V., MX
  3816        1288        757     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 28202        1122         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        1503        533      27  RAYA-AS, EG
 36992        1338       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1049         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         533         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       11670       3358     607  UNINET, MX
  9808        9523       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        8843      10951    3239  AMAZON-02, US
 12479        7342       1713     145  UNI2-AS, ES
  7545        5702        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4524        300     643  CABLEONE, US
 18403        4348        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4055       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        9523         9483  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7342         7197  UNI2-AS, ES
 16509        8843         5604  AMAZON-02, US
  7545        5702         5016  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4348         4323  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 20940        4055         3904  AKAMAI-ASN1, NL
 11492        4524         3881  CABLEONE, US
  7552        3725         3704  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    /16:13587   /17:8329    /18:14045   
/19:25237   /20:44334   /21:52340   /22:111218  /23:102692  /24:567292  
/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        6428        7342  UNI2-AS, ES
  8151        5703       11670  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4524  CABLEONE, US
  6327        3337        3527  SHAW, CA
  7155        3124        4178  VIASAT-SP-BACKBONE, US
  8551        2930        3462  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2613        3569  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2098        3535  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)
----------------------------------------------

   1:2225      2:1381      3:229       4:5         5:4627      6:138    
   7:6         8:1538      9:1        11:172      12:1506     13:368    
  14:2296     15:301      16:196      17:372      18:613      20:287    
  21:4        22:188      23:6372     24:2887     25:6        27:2625   
  29:19       31:2558     32:85       34:25       35:117      36:1990   
  37:4628     38:6223     39:865      40:147      41:4534     42:2088   
  43:2333     44:327      45:17253    46:4332     47:384      49:1800   
  50:1885     51:593      52:1597     54:389      55:962      56:8      
  57:129      58:1864     59:1113     60:996      61:2566     62:2784   
  63:1932     64:5731     65:2354     66:5042     67:3053     68:1353   
  69:4170     70:1358     71:665      72:3029     74:2642     75:1596   
  76:618      77:2555     78:1848     79:2992     80:2147     81:1853   
  82:1471     83:1298     84:1523     85:3016     86:755      87:2094   
  88:1229     89:3885     90:619      91:7909     92:2071     93:2621   
  94:3577     95:4033     96:1288     97:317      98:1098     99:735    
 100:90      101:1316    102:3264    103:32124   104:4597    105:700    
 106:881     107:2585    108:1136    109:4285    110:2109    111:3137   
 112:2081    113:1757    114:1662    115:2066    116:1930    117:2515   
 118:2696    119:1988    120:1787    121:1099    122:2596    123:2165   
 124:1572    125:2486    128:1484    129:994     130:1064    131:2046   
 132:863     133:420     134:1793    135:349     136:915     137:986    
 138:2796    139:1564    140:1239    141:1299    142:1492    143:1533   
 144:982     145:345     146:1975    147:1621    148:2461    149:2203   
 150:885     151:1230    152:1984    153:588     154:5045    155:1391   
 156:1953    157:1332    158:1083    159:2230    160:2672    161:1591   
 162:3548    163:1610    164:1742    165:1900    166:975     167:1735   
 168:4023    169:928     170:4818    171:887     172:3675    173:2992   
 174:994     175:1206    176:3820    177:5408    178:3556    179:2372   
 180:2427    181:3496    182:3352    183:1984    184:2282    185:20743  
 186:5068    187:4489    188:4280    189:4065    190:9343    191:1766   
 192:10934   193:8983    194:7368    195:5269    196:3332    197:2794   
 198:5986    199:6093    200:8017    201:6129    202:10434   203:10171  
 204:4559    205:3663    206:4368    207:3478    208:4148    209:4947   
 210:4280    211:2457    212:4285    213:3624    214:1092    215:59     
 216:6729    217:2878    218:1283    219:411     220:1794    221:979    
 222:664     223:2154   

End of report


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