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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Oct 25 18:41:18 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Wed 25 Oct, 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:                              948575
    Prefixes after maximum aggregation (per Origin AS):          354641
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      454029
    Number of IPv4 prefixes with a valid ROA:                    438009
    Number of IPv4 prefixes with an invalid ROA:                   1580
    Number of IPv4 prefixes with no ROA:                         508986
Total ASes present in the Internet Routing Table:                 74954
    Prefixes per ASN:                                             12.66
Origin-only ASes present in the Internet Routing Table:           64584
Origin ASes announcing only one prefix:                           26026
Transit ASes present in the Internet Routing Table:               10370
Transit-only ASes present in the Internet Routing Table:            451
Paths with bogon ASNs present in the IPv4 Routing Table:             92
Average AS path length visible in the Internet Routing Table:       7.8
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1054
    Number of instances of unregistered ASNs:                      1057
Number of 32-bit ASNs allocated by the RIRs:                      42902
Number of 32-bit ASNs visible in the Routing Table:               35272
Prefixes from 32-bit ASNs in the Routing Table:                  181599
Number of bogon 32-bit ASNs visible in the Routing Table:            23
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            527
Number of addresses announced to Internet:                   3051924480
    Equivalent to 181 /8s, 232 /16s and 172 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      319562

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

Prefixes being announced by APNIC Region ASes:                   245097
    Total APNIC prefixes after maximum aggregation:               70610
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          238369
    Unique aggregates announced from the APNIC address blocks:    99001
APNIC Region origin ASes present in the Internet Routing Table:   13684
    APNIC Prefixes per ASN:                                       17.42
APNIC Region origin ASes announcing only one prefix:               4112
APNIC Region transit ASes present in the Internet Routing Table:   1809
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9044
Number of APNIC addresses announced to Internet:              771526400
    Equivalent to 45 /8s, 252 /16s and 143 /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:                    277382
    Total ARIN prefixes after maximum aggregation:               124297
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           281799
    Unique aggregates announced from the ARIN address blocks:    132330
ARIN Region origin ASes present in the Internet Routing Table:    19085
    ARIN Prefixes per ASN:                                        14.77
ARIN Region origin ASes announcing only one prefix:                6957
ARIN Region transit ASes present in the Internet Routing Table:    1890
Average ARIN Region AS path length visible:                         7.6
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4823
Number of ARIN addresses announced to Internet:              1277240320
    Equivalent to 76 /8s, 33 /16s and 36 /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:                    265555
    Total RIPE prefixes after maximum aggregation:               124424
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           260326
    Unique aggregates announced from the RIPE address blocks:    160514
RIPE Region origin ASes present in the Internet Routing Table:    28478
    RIPE Prefixes per ASN:                                         9.14
RIPE Region origin ASes announcing only one prefix:               12069
RIPE Region transit ASes present in the Internet Routing Table:    3832
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11397
Number of RIPE addresses announced to Internet:               716776960
    Equivalent to 42 /8s, 185 /16s and 38 /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:                  127089
    Total LACNIC prefixes after maximum aggregation:              28556
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         125899
    Unique aggregates announced from the LACNIC address blocks:   49241
LACNIC Region origin ASes present in the Internet Routing Table:  11047
    LACNIC Prefixes per ASN:                                      11.40
LACNIC Region origin ASes announcing only one prefix:              2296
LACNIC Region transit ASes present in the Internet Routing Table:  2333
Average LACNIC Region AS path length visible:                       8.5
    Max LACNIC Region AS path length visible:                        59
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8868
Number of LACNIC addresses announced to Internet:             178322944
    Equivalent to 10 /8s, 160 /16s and 254 /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:                  32398
    Total AfriNIC prefixes after maximum aggregation:              6015
    AfriNIC Deaggregation factor:                                  5.39
Prefixes being announced from the AfriNIC address blocks:         41655
    Unique aggregates announced from the AfriNIC address blocks:  12509
AfriNIC Region origin ASes present in the Internet Routing Table:  1802
    AfriNIC Prefixes per ASN:                                     23.12
AfriNIC Region origin ASes announcing only one prefix:              592
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:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1140
Number of AfriNIC addresses announced to Internet:            107618048
    Equivalent to 6 /8s, 106 /16s and 31 /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        9497       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5716        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4226        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3807       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3567       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3326       1840      99  VNPT-AS-VN VNPT Corp, VN
  9498        3234        493     242  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2554        849     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2184        442     199  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        9161      11021    3282  AMAZON-02, US
 11492        4538        301     673  CABLEONE, US
  7155        4171        288      99  VIASAT-SP-BACKBONE, US
   174        3875       6659     629  COGENT-174, US
  6327        3555       1320      67  SHAW, CA
 22773        3526       3056     306  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54958    2413  DNIC-AS-00749, US
   367        3084       3852    1439  DNIC-ASBLK-00306-00371, US
 16625        3036       1401    2309  AKAMAI-AS, US
396982        2704       3598     397  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        7419       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4087       3397     146  AKAMAI-ASN1, NL
  8551        3448        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3111        277    1527  M247, RO
 12389        2893       2297     915  ROSTELECOM-AS, RU
 34984        2325        361     591  TELLCOM-AS, TR
 58224        1684        916     545  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1522       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       11777       3354     618  UNINET, MX
 10620        3540        504     856  Telmex Colombia S.A., CO
 13999        2417        333     629  Mega Cable, S.A. de C.V., MX
 11830        2003        369      64  Instituto Costarricense de Electricidad
 28573        1331       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        770     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1250        342     505  Axtel, S.A.B. de C.V., MX
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 28202        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1065        170     433  Techtel LMDS Comunicaciones Interactiva

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        1566        391      38  LINKdotNET-AS, EG
 24835        1505        513      27  RAYA-AS, EG
 36992        1345       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1048         67      46  ORANGE-COTE-IVOIRE, CI
 37457         810        319      45  Telkom-Internet, ZA
 36935         796        520      38  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         536         55      48  WANANCHI-, KE
 36914         536         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       11777       3354     618  UNINET, MX
  9808        9497       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9161      11021    3282  AMAZON-02, US
 12479        7419       1713     145  UNI2-AS, ES
  7545        5716        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4538        301     673  CABLEONE, US
 18403        4226        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4171        288      99  VIASAT-SP-BACKBONE, US
 20940        4087       3397     146  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        9497         9457  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7419         7274  UNI2-AS, ES
 16509        9161         5879  AMAZON-02, US
  7545        5716         5021  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4226         4201  FPT-AS-AP FPT Telecom Company, VN
  7155        4171         4072  VIASAT-SP-BACKBONE, US
 20940        4087         3941  AKAMAI-ASN1, NL
 11492        4538         3865  CABLEONE, US
  7552        3807         3787  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
23.157.113.0/24      Origin:     62538  IPFAIL, US
23.157.113.0/24     Transit:      6939  HURRICANE, 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

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      /11:100     /12:299     
/13:579     /14:1204    /15:2120    /16:13547   /17:8375    /18:14001   
/19:25159   /20:44125   /21:52168   /22:111398  /23:102987  /24:572446  
/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        6506        7419  UNI2-AS, ES
  8151        5838       11777  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3451        4538  CABLEONE, US
  6327        3364        3555  SHAW, CA
  7155        3117        4171  VIASAT-SP-BACKBONE, US
  8551        2925        3448  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2580        3526  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2149        2494  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2114        3540  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2204      2:1440      3:267       4:7         5:4470      6:153    
   7:6         8:1528      9:1        11:172      12:1505     13:367    
  14:2298     15:305      16:201      17:362      18:666      20:326    
  21:4        22:188      23:6492     24:2929     25:2        27:2648   
  29:19       31:2580     32:79       34:27       35:117      36:2001   
  37:4507     38:6536     39:867      40:150      41:4461     42:2044   
  43:2321     44:328      45:17426    46:4388     47:372      49:1868   
  50:1899     51:578      52:1586     54:395      55:960      56:5      
  57:137      58:1846     59:1114     60:1009     61:2607     62:2773   
  63:1914     64:5817     65:2374     66:5093     67:3086     68:1357   
  69:4156     70:1350     71:648      72:3011     74:2653     75:1600   
  76:631      77:2446     78:1838     79:3013     80:2137     81:1859   
  82:1531     83:1320     84:1568     85:3112     86:767      87:2104   
  88:1251     89:3971     90:624      91:7988     92:2073     93:2650   
  94:3616     95:4014     96:1304     97:316      98:1101     99:735    
 100:92      101:1384    102:3265    103:32417   104:4811    105:709    
 106:914     107:2791    108:1151    109:4276    110:2132    111:3131   
 112:2061    113:1762    114:1703    115:2069    116:1948    117:2509   
 118:2699    119:1972    120:1782    121:1180    122:2634    123:2197   
 124:1570    125:2587    128:1478    129:984     130:1074    131:2067   
 132:876     133:408     134:1773    135:342     136:915     137:995    
 138:2859    139:1579    140:1321    141:1339    142:1548    143:1567   
 144:1001    145:348     146:1978    147:1621    148:2472    149:2408   
 150:895     151:1232    152:1983    153:594     154:5407    155:1409   
 156:2043    157:1356    158:1047    159:2200    160:2693    161:1598   
 162:3529    163:1638    164:1756    165:1899    166:1065    167:1770   
 168:4029    169:817     170:4844    171:957     172:3879    173:3029   
 174:987     175:1210    176:3686    177:5475    178:3561    179:2413   
 180:2504    181:3595    182:3385    183:1964    184:2269    185:20838  
 186:5016    187:4605    188:4207    189:4197    190:9380    191:1883   
 192:11019   193:9004    194:7379    195:5315    196:3402    197:2827   
 198:5998    199:6377    200:8199    201:6258    202:10469   203:10167  
 204:4568    205:3704    206:4417    207:3491    208:4146    209:4946   
 210:4304    211:2462    212:4307    213:3432    214:1112    215:71     
 216:6796    217:2867    218:1291    219:408     220:1795    221:989    
 222:668     223:2146   

End of report


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