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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Nov 28 18:41:13 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 28 Nov, 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:                              950678
    Prefixes after maximum aggregation (per Origin AS):          355770
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      454195
    Number of IPv4 prefixes with a valid ROA:                    439856
    Number of IPv4 prefixes with an invalid ROA:                   1880
    Number of IPv4 prefixes with no ROA:                         508942
Total ASes present in the Internet Routing Table:                 75049
    Prefixes per ASN:                                             12.67
Origin-only ASes present in the Internet Routing Table:           64645
Origin ASes announcing only one prefix:                           26039
Transit ASes present in the Internet Routing Table:               10404
Transit-only ASes present in the Internet Routing Table:            465
Paths with bogon ASNs present in the IPv4 Routing Table:             92
Average AS path length visible in the Internet Routing Table:       7.9
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1064
    Number of instances of unregistered ASNs:                      1066
Number of 32-bit ASNs allocated by the RIRs:                      43119
Number of 32-bit ASNs visible in the Routing Table:               35430
Prefixes from 32-bit ASNs in the Routing Table:                  182994
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            525
Number of addresses announced to Internet:                   3048288000
    Equivalent to 181 /8s, 177 /16s and 47 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      319054

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

Prefixes being announced by APNIC Region ASes:                   246566
    Total APNIC prefixes after maximum aggregation:               71186
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          239712
    Unique aggregates announced from the APNIC address blocks:    99096
APNIC Region origin ASes present in the Internet Routing Table:   13751
    APNIC Prefixes per ASN:                                       17.43
APNIC Region origin ASes announcing only one prefix:               4146
APNIC Region transit ASes present in the Internet Routing Table:   1828
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9112
Number of APNIC addresses announced to Internet:              771223552
    Equivalent to 45 /8s, 247 /16s and 240 /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:                    277403
    Total ARIN prefixes after maximum aggregation:               124129
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           282230
    Unique aggregates announced from the ARIN address blocks:    132309
ARIN Region origin ASes present in the Internet Routing Table:    19070
    ARIN Prefixes per ASN:                                        14.80
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    1890
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:    4829
Number of ARIN addresses announced to Internet:              1276668160
    Equivalent to 76 /8s, 24 /16s and 105 /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:                    265717
    Total RIPE prefixes after maximum aggregation:               124992
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           260058
    Unique aggregates announced from the RIPE address blocks:    160505
RIPE Region origin ASes present in the Internet Routing Table:    28510
    RIPE Prefixes per ASN:                                         9.12
RIPE Region origin ASes announcing only one prefix:               12065
RIPE Region transit ASes present in the Internet Routing Table:    3838
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11468
Number of RIPE addresses announced to Internet:               714595072
    Equivalent to 42 /8s, 151 /16s and 219 /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:                  128244
    Total LACNIC prefixes after maximum aggregation:              28764
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         126888
    Unique aggregates announced from the LACNIC address blocks:   49391
LACNIC Region origin ASes present in the Internet Routing Table:  11046
    LACNIC Prefixes per ASN:                                      11.49
LACNIC Region origin ASes announcing only one prefix:              2289
LACNIC Region transit ASes present in the Internet Routing Table:  2344
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:  8881
Number of LACNIC addresses announced to Internet:             178470144
    Equivalent to 10 /8s, 163 /16s and 61 /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:                  31684
    Total AfriNIC prefixes after maximum aggregation:              5983
    AfriNIC Deaggregation factor:                                  5.30
Prefixes being announced from the AfriNIC address blocks:         41265
    Unique aggregates announced from the AfriNIC address blocks:  12465
AfriNIC Region origin ASes present in the Internet Routing Table:  1797
    AfriNIC Prefixes per ASN:                                     22.96
AfriNIC Region origin ASes announcing only one prefix:              594
AfriNIC Region transit ASes present in the Internet Routing Table:  339
Average AfriNIC Region AS path length visible:                      7.4
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1140
Number of AfriNIC addresses announced to Internet:            106967552
    Equivalent to 6 /8s, 96 /16s and 50 /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        9721       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5680        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4337        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3833       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3569       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3387        494     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3350       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2628        853     368  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2232      11258     588  KIXS-AS-KR Korea Telecom, KR
  4755        2184        442     195  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        9340      11142    3295  AMAZON-02, US
 11492        4555        302     679  CABLEONE, US
  7155        4175        288      98  VIASAT-SP-BACKBONE, US
   174        3938       6656     640  COGENT-174, US
  6327        3559       1320      68  SHAW, CA
 22773        3512       3055     302  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3141       1393    2307  AKAMAI-AS, US
   367        3021       3864    1429  DNIC-ASBLK-00306-00371, US
396982        2722       3631     374  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        7493       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4006       3397     140  AKAMAI-ASN1, NL
  9009        3479        300    1623  M247, RO
  8551        3432        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2874       2299     921  ROSTELECOM-AS, RU
 34984        2320        361     588  TELLCOM-AS, TR
 58224        1611        895     587  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1521       1852      14  TE-AS TE-AS, EG

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12102       3376     611  UNINET, MX
 10620        3525        499     870  Telmex Colombia S.A., CO
 13999        2466        337     645  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad
 28573        1336       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        785     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1249        341     505  Axtel, S.A.B. de C.V., MX
 28202        1085         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1083        173     433  Techtel LMDS Comunicaciones Interactiva
  6147        1082        369      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        1593        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1046         67      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
 37457         553        316      43  Telkom-Internet, ZA
  6713         551       1861      34  IAM-AS, MA
 15399         539         55      48  WANANCHI-, KE
 37342         511         32       1  MOVITEL, MZ

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       12102       3376     611  UNINET, MX
  9808        9721       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9340      11142    3295  AMAZON-02, US
 12479        7493       1714     146  UNI2-AS, ES
  7545        5680        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4555        302     679  CABLEONE, US
 18403        4337        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4175        288      98  VIASAT-SP-BACKBONE, US
 20940        4006       3397     140  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        9721         9680  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7493         7347  UNI2-AS, ES
 16509        9340         6045  AMAZON-02, US
  7545        5680         4985  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4337         4312  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4077  VIASAT-SP-BACKBONE, US
 11492        4555         3876  CABLEONE, US
 20940        4006         3866  AKAMAI-ASN1, NL
  7552        3833         3813  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, 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

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      /11:99      /12:298     
/13:580     /14:1202    /15:2116    /16:13523   /17:8339    /18:14010   
/19:25199   /20:44058   /21:52261   /22:111749  /23:103401  /24:573776  
/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        6585        7493  UNI2-AS, ES
  8151        6111       12102  UNINET, MX
 11492        3469        4555  CABLEONE, US
  6327        3367        3559  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3122        4175  VIASAT-SP-BACKBONE, US
  8551        2909        3432  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2565        3512  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2137        2482  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2118        3525  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)
----------------------------------------------

   1:2235      2:1434      3:276       4:7         5:4490      6:162    
   7:6         8:1520      9:1        11:172      12:1491     13:375    
  14:2319     15:303      16:206      17:367      18:685      20:337    
  21:4        22:188      23:6511     24:2966     25:2        27:2647   
  29:19       31:2577     32:64       34:33       35:118      36:2031   
  37:4477     38:6754     39:882      40:151      41:4202     42:2070   
  43:2338     44:334      45:17366    46:4439     47:373      49:1881   
  50:1900     51:577      52:1593     54:393      55:875      56:5      
  57:138      58:1911     59:1115     60:1011     61:2645     62:2804   
  63:1910     64:5648     65:2366     66:5126     67:3093     68:1363   
  69:4126     70:1354     71:614      72:2997     74:2653     75:1598   
  76:625      77:2458     78:1841     79:3025     80:2131     81:1867   
  82:1531     83:1332     84:1609     85:3012     86:783      87:2051   
  88:1287     89:3973     90:633      91:7996     92:2148     93:2655   
  94:3624     95:4011     96:1300     97:316      98:1083     99:738    
 100:96      101:1416    102:3321    103:32592   104:4814    105:719    
 106:966     107:2754    108:1147    109:4243    110:2130    111:3144   
 112:2079    113:1698    114:1737    115:2074    116:1965    117:2549   
 118:2738    119:1968    120:1770    121:1242    122:2648    123:2200   
 124:1587    125:2742    128:1509    129:918     130:1087    131:2081   
 132:886     133:410     134:1723    135:344     136:924     137:998    
 138:2878    139:1565    140:1339    141:1352    142:1559    143:1569   
 144:1004    145:343     146:1996    147:1643    148:2472    149:2383   
 150:1025    151:1255    152:1977    153:596     154:5564    155:1394   
 156:2124    157:1364    158:1058    159:2212    160:2680    161:1608   
 162:3578    163:1646    164:1693    165:1913    166:1109    167:1777   
 168:4019    169:819     170:4926    171:975     172:3777    173:3028   
 174:956     175:1232    176:3695    177:5498    178:3555    179:2442   
 180:2297    181:3650    182:3406    183:2002    184:2258    185:20682  
 186:5105    187:4691    188:4174    189:4325    190:9398    191:1941   
 192:11021   193:9022    194:7357    195:5295    196:3370    197:2392   
 198:6004    199:6570    200:8280    201:6349    202:10480   203:10204  
 204:4610    205:3684    206:4458    207:3502    208:4134    209:4933   
 210:4339    211:2449    212:4272    213:3419    214:1114    215:71     
 216:6772    217:2852    218:1307    219:413     220:1795    221:1014   
 222:696     223:2195   

End of report


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