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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 19 18:41:18 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 19 Dec, 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:                              956635
    Prefixes after maximum aggregation (per Origin AS):          357448
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      455900
    Number of IPv4 prefixes with a valid ROA:                    446140
    Number of IPv4 prefixes with an invalid ROA:                   2785
    Number of IPv4 prefixes with no ROA:                         507710
Total ASes present in the Internet Routing Table:                 75204
    Prefixes per ASN:                                             12.72
Origin-only ASes present in the Internet Routing Table:           64745
Origin ASes announcing only one prefix:                           26074
Transit ASes present in the Internet Routing Table:               10459
Transit-only ASes present in the Internet Routing Table:            466
Paths with bogon ASNs present in the IPv4 Routing Table:             96
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:              1077
    Number of instances of unregistered ASNs:                      1079
Number of 32-bit ASNs allocated by the RIRs:                      43239
Number of 32-bit ASNs visible in the Routing Table:               35610
Prefixes from 32-bit ASNs in the Routing Table:                  184218
Number of bogon 32-bit ASNs visible in the Routing Table:            20
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            517
Number of addresses announced to Internet:                   3048558080
    Equivalent to 181 /8s, 181 /16s and 78 /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:      322049

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

Prefixes being announced by APNIC Region ASes:                   247956
    Total APNIC prefixes after maximum aggregation:               71771
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          241044
    Unique aggregates announced from the APNIC address blocks:    99617
APNIC Region origin ASes present in the Internet Routing Table:   13830
    APNIC Prefixes per ASN:                                       17.43
APNIC Region origin ASes announcing only one prefix:               4163
APNIC Region transit ASes present in the Internet Routing Table:   1849
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:   9200
Number of APNIC addresses announced to Internet:              770824192
    Equivalent to 45 /8s, 241 /16s and 216 /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:                    277592
    Total ARIN prefixes after maximum aggregation:               124579
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           282688
    Unique aggregates announced from the ARIN address blocks:    132710
ARIN Region origin ASes present in the Internet Routing Table:    19067
    ARIN Prefixes per ASN:                                        14.83
ARIN Region origin ASes announcing only one prefix:                6939
ARIN Region transit ASes present in the Internet Routing Table:    1885
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:              1276117760
    Equivalent to 76 /8s, 16 /16s and 3 /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:                    266587
    Total RIPE prefixes after maximum aggregation:               125289
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           260679
    Unique aggregates announced from the RIPE address blocks:    160848
RIPE Region origin ASes present in the Internet Routing Table:    28541
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12085
RIPE Region transit ASes present in the Internet Routing Table:    3852
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11513
Number of RIPE addresses announced to Internet:               714917632
    Equivalent to 42 /8s, 156 /16s and 199 /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:                  128982
    Total LACNIC prefixes after maximum aggregation:              28950
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         127572
    Unique aggregates announced from the LACNIC address blocks:   49397
LACNIC Region origin ASes present in the Internet Routing Table:  11071
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2293
LACNIC Region transit ASes present in the Internet Routing Table:  2380
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:  8913
Number of LACNIC addresses announced to Internet:             178381568
    Equivalent to 10 /8s, 161 /16s and 227 /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:                  34441
    Total AfriNIC prefixes after maximum aggregation:              6123
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         44135
    Unique aggregates announced from the AfriNIC address blocks:  12899
AfriNIC Region origin ASes present in the Internet Routing Table:  1821
    AfriNIC Prefixes per ASN:                                     24.24
AfriNIC Region origin ASes announcing only one prefix:              594
AfriNIC Region transit ASes present in the Internet Routing Table:  344
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1161
Number of AfriNIC addresses announced to Internet:            107955968
    Equivalent to 6 /8s, 111 /16s and 71 /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        9768       8734      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5671        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4470        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3835       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3594       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3403        495     256  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3355       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2654        854     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2232      11258     588  KIXS-AS-KR Korea Telecom, KR
  4755        2188        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        9429      11195    3380  AMAZON-02, US
 11492        4562        303     680  CABLEONE, US
  7155        4176        288      96  VIASAT-SP-BACKBONE, US
   174        4012       6658     652  COGENT-174, US
  6327        3564       1320      69  SHAW, CA
 22773        3563       3054     299  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3235       1434    2348  AKAMAI-AS, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2964       3853    1417  DNIC-ASBLK-00306-00371, US
396982        2736       3637     383  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        7566       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4046       3397     141  AKAMAI-ASN1, NL
  9009        3504        301    1641  M247, RO
  8551        3369        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2962       2301     911  ROSTELECOM-AS, RU
 34984        2327        360     591  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1591        888     590  TCI, IR
  8452        1527       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       12151       3380     602  UNINET, MX
 10620        3519        497     886  Telmex Colombia S.A., CO
 13999        2492        339     635  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1345       2318     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 28202        1102         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1096        177     430  Techtel LMDS Comunicaciones Interactiva
  6147        1085        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
 37457        1627        316      48  Telkom-Internet, ZA
 24863        1596        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1053         68      50  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         543         82       3  KENET-AS, KE
 15399         542         55      49  WANANCHI-, 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       12151       3380     602  UNINET, MX
  9808        9768       8734      47  CHINAMOBILE-CN China Mobile Communicati
 16509        9429      11195    3380  AMAZON-02, US
 12479        7566       1714     146  UNI2-AS, ES
  7545        5671        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4562        303     680  CABLEONE, US
 18403        4470        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        288      96  VIASAT-SP-BACKBONE, US
 20940        4046       3397     141  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        9768         9721  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7566         7420  UNI2-AS, ES
 16509        9429         6049  AMAZON-02, US
  7545        5671         4986  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4470         4445  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4080  VIASAT-SP-BACKBONE, US
 20940        4046         3905  AKAMAI-ASN1, NL
 11492        4562         3882  CABLEONE, US
  7552        3835         3815  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
23.168.24.0/24       Origin:    393577  TRITAN, US
23.168.24.0/24      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      /11:99      /12:299     
/13:579     /14:1201    /15:2113    /16:13524   /17:8347    /18:14035   
/19:25264   /20:44198   /21:52421   /22:112168  /23:103692  /24:578628  
/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        6653        7566  UNI2-AS, ES
  8151        6156       12151  UNINET, MX
 11492        3476        4562  CABLEONE, US
  6327        3370        3564  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3120        4176  VIASAT-SP-BACKBONE, US
  8551        2846        3369  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2616        3563  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2130        2473  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2122        3519  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)
----------------------------------------------

   1:2264      2:1422      3:280       4:7         5:4497      6:163    
   7:6         8:1539      9:1        11:172      12:1490     13:372    
  14:2331     15:308      16:206      17:360      18:706      20:359    
  21:4        22:188      23:6595     24:3000     25:2        27:2651   
  29:19       31:2578     32:62       34:37       35:118      36:2103   
  37:4519     38:6833     39:883      40:147      41:4453     42:2163   
  43:2333     44:332      45:17445    46:4459     47:286      49:1906   
  50:1913     51:577      52:1597     54:386      55:872      56:5      
  57:137      58:1935     59:1119     60:1010     61:2655     62:2836   
  63:1920     64:5667     65:2368     66:5128     67:3090     68:1340   
  69:4091     70:1356     71:617      72:3014     74:2660     75:1585   
  76:626      77:2460     78:1836     79:3016     80:2140     81:1900   
  82:1538     83:1343     84:1622     85:3033     86:785      87:2073   
  88:1277     89:3991     90:653      91:8015     92:2190     93:2653   
  94:3630     95:4021     96:1300     97:316      98:1036     99:737    
 100:94      101:1146    102:3505    103:32667   104:4795    105:2105   
 106:977     107:2755    108:1154    109:4222    110:2137    111:3160   
 112:2086    113:1728    114:1757    115:2091    116:1980    117:2576   
 118:2756    119:1965    120:1771    121:1263    122:2666    123:2206   
 124:1598    125:2763    128:1512    129:1002    130:1093    131:2093   
 132:886     133:411     134:1725    135:336     136:916     137:996    
 138:2889    139:1551    140:1342    141:1363    142:1562    143:1571   
 144:1004    145:336     146:2016    147:1645    148:2498    149:2462   
 150:1030    151:1310    152:1973    153:599     154:5663    155:1378   
 156:2132    157:1378    158:1079    159:2210    160:2706    161:1628   
 162:3605    163:1657    164:1693    165:1924    166:1077    167:1767   
 168:4016    169:819     170:4952    171:974     172:3773    173:3045   
 174:894     175:1237    176:3665    177:5509    178:3567    179:2482   
 180:2346    181:3720    182:3411    183:2002    184:2271    185:20738  
 186:5149    187:4708    188:4126    189:4294    190:9535    191:1981   
 192:11023   193:9031    194:7417    195:5317    196:3465    197:2759   
 198:5977    199:6809    200:8480    201:6353    202:10484   203:10217  
 204:4604    205:3662    206:4477    207:3482    208:4130    209:4957   
 210:4436    211:2501    212:4261    213:3435    214:1130    215:49     
 216:6811    217:2874    218:1308    219:416     220:2027    221:1022   
 222:701     223:2190   

End of report


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