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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 20 18:41:12 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Wed 20 Sep, 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:                              944985
    Prefixes after maximum aggregation (per Origin AS):          352558
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452776
    Number of IPv4 prefixes with a valid ROA:                    432148
    Number of IPv4 prefixes with an invalid ROA:                   1539
    Number of IPv4 prefixes with no ROA:                         511298
Total ASes present in the Internet Routing Table:                 74799
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           64505
Origin ASes announcing only one prefix:                           25908
Transit ASes present in the Internet Routing Table:               10294
Transit-only ASes present in the Internet Routing Table:            454
Paths with bogon ASNs present in the IPv4 Routing Table:            102
Average AS path length visible in the Internet Routing Table:       7.9
    Max AS path length visible:                                      59
    Max AS path prepend of ASN ( 37037)                              51
Prefixes from unregistered ASNs in the Routing Table:              1037
    Number of instances of unregistered ASNs:                      1039
Number of 32-bit ASNs allocated by the RIRs:                      42645
Number of 32-bit ASNs visible in the Routing Table:               35096
Prefixes from 32-bit ASNs in the Routing Table:                  180422
Number of bogon 32-bit ASNs visible in the Routing Table:            41
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            561
Number of addresses announced to Internet:                   3054188800
    Equivalent to 182 /8s, 11 /16s and 57 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      318568

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

Prefixes being announced by APNIC Region ASes:                   243737
    Total APNIC prefixes after maximum aggregation:               70117
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          237347
    Unique aggregates announced from the APNIC address blocks:    98603
APNIC Region origin ASes present in the Internet Routing Table:   13605
    APNIC Prefixes per ASN:                                       17.45
APNIC Region origin ASes announcing only one prefix:               4037
APNIC Region transit ASes present in the Internet Routing Table:   1799
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8968
Number of APNIC addresses announced to Internet:              772298496
    Equivalent to 46 /8s, 8 /16s and 87 /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:                    277058
    Total ARIN prefixes after maximum aggregation:               123909
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           280210
    Unique aggregates announced from the ARIN address blocks:    131712
ARIN Region origin ASes present in the Internet Routing Table:    19091
    ARIN Prefixes per ASN:                                        14.68
ARIN Region origin ASes announcing only one prefix:                6943
ARIN Region transit ASes present in the Internet Routing Table:    1882
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:              1278789888
    Equivalent to 76 /8s, 56 /16s and 201 /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:                    264463
    Total RIPE prefixes after maximum aggregation:               123350
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           260080
    Unique aggregates announced from the RIPE address blocks:    160163
RIPE Region origin ASes present in the Internet Routing Table:    28421
    RIPE Prefixes per ASN:                                         9.15
RIPE Region origin ASes announcing only one prefix:               12025
RIPE Region transit ASes present in the Internet Routing Table:    3804
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:   11334
Number of RIPE addresses announced to Internet:               716916992
    Equivalent to 42 /8s, 187 /16s and 73 /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:                  126680
    Total LACNIC prefixes after maximum aggregation:              28506
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         125503
    Unique aggregates announced from the LACNIC address blocks:   49244
LACNIC Region origin ASes present in the Internet Routing Table:  11033
    LACNIC Prefixes per ASN:                                      11.38
LACNIC Region origin ASes announcing only one prefix:              2320
LACNIC Region transit ASes present in the Internet Routing Table:  2315
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:  8843
Number of LACNIC addresses announced to Internet:             178432768
    Equivalent to 10 /8s, 162 /16s and 171 /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:                  32010
    Total AfriNIC prefixes after maximum aggregation:              5949
    AfriNIC Deaggregation factor:                                  5.38
Prefixes being announced from the AfriNIC address blocks:         41284
    Unique aggregates announced from the AfriNIC address blocks:  12586
AfriNIC Region origin ASes present in the Internet Routing Table:  1786
    AfriNIC Prefixes per ASN:                                     23.12
AfriNIC Region origin ASes announcing only one prefix:              583
AfriNIC Region transit ASes present in the Internet Routing Table:  330
Average AfriNIC Region AS path length visible:                      7.4
    Max AfriNIC Region AS path length visible:                       56
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1128
Number of AfriNIC addresses announced to Internet:            107309056
    Equivalent to 6 /8s, 101 /16s and 104 /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        9482       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5726        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4271        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3735       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3569       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3406       1824      97  VNPT-AS-VN VNPT Corp, VN
  9498        3150        498     251  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2514        849     389  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2288      11269     604  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        9078      10994    3253  AMAZON-02, US
 11492        4529        300     669  CABLEONE, US
  7155        4180        289     101  VIASAT-SP-BACKBONE, US
   174        3911       6655     610  COGENT-174, US
 22773        3542       3055     303  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3536       1319      66  SHAW, CA
   749        3151      54959    2403  DNIC-AS-00749, US
 16625        2986       1425    2273  AKAMAI-AS, US
   367        2975       3812    1405  DNIC-ASBLK-00306-00371, US
396982        2698       3597     392  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        7400       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4021       3398     151  AKAMAI-ASN1, NL
  8551        3450        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2908       2298     917  ROSTELECOM-AS, RU
  9009        2734        254    1396  M247, RO
 34984        2334        362     592  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1480       1852      16  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       11836       3368     600  UNINET, MX
 10620        3542        506     851  Telmex Colombia S.A., CO
 13999        2400        334     622  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1325       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1301        344     509  Axtel, S.A.B. de C.V., MX
  3816        1295        764     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1119        182     427  Techtel LMDS Comunicaciones Interactiva
  6147        1112        369      22  Telefonica del Peru S.A.A., PE
 28202        1090         52       9  Rede Brasileira de Comunicacao SA, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1612        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         937        521      44  Vodafone-, EG
 37457         807        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         535         54      46  WANANCHI-, KE
 36914         513         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       11836       3368     600  UNINET, MX
  9808        9482       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9078      10994    3253  AMAZON-02, US
 12479        7400       1713     145  UNI2-AS, ES
  7545        5726        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4529        300     669  CABLEONE, US
 18403        4271        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4180        289     101  VIASAT-SP-BACKBONE, US
 20940        4021       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        9482         9441  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7400         7255  UNI2-AS, ES
 16509        9078         5825  AMAZON-02, US
  7545        5726         5036  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4271         4246  FPT-AS-AP FPT Telecom Company, VN
  7155        4180         4079  VIASAT-SP-BACKBONE, US
 20940        4021         3870  AKAMAI-ASN1, NL
 11492        4529         3860  CABLEONE, US
  7552        3735         3715  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
23.162.24.0/24       Origin:      7018  ATT-INTERNET4, US
23.162.24.0/24      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      /10:38      /11:101     /12:297     
/13:576     /14:1206    /15:2123    /16:13557   /17:8318    /18:14024   
/19:25239   /20:44183   /21:52204   /22:111387  /23:102750  /24:568952  
/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        6486        7400  UNI2-AS, ES
  8151        5864       11836  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3441        4529  CABLEONE, US
  6327        3346        3536  SHAW, CA
  7155        3126        4180  VIASAT-SP-BACKBONE, US
  8551        2923        3450  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2591        3542  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2148        2490  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2105        3542  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)
----------------------------------------------

   1:2205      2:1413      3:264       4:5         5:4587      6:135    
   7:6         8:1528      9:1        11:172      12:1512     13:371    
  14:2319     15:303      16:197      17:369      18:646      20:293    
  21:4        22:188      23:6355     24:2903     25:2        27:2653   
  29:19       31:2555     32:81       34:26       35:116      36:1995   
  37:4543     38:6419     39:872      40:146      41:4435     42:2062   
  43:2317     44:321      45:17230    46:4344     47:370      49:1824   
  50:1908     51:597      52:1597     54:392      55:963      56:5      
  57:131      58:1871     59:1118     60:1002     61:2599     62:2793   
  63:1923     64:5831     65:2371     66:5048     67:3067     68:1350   
  69:4177     70:1357     71:672      72:3014     74:2630     75:1595   
  76:619      77:2418     78:1839     79:2986     80:2115     81:1869   
  82:1508     83:1308     84:1548     85:3099     86:765      87:2103   
  88:1216     89:3902     90:623      91:7928     92:2065     93:2629   
  94:3560     95:4038     96:1293     97:314      98:1099     99:735    
 100:90      101:1318    102:3193    103:32181   104:4647    105:729    
 106:892     107:2683    108:1137    109:4258    110:2128    111:3145   
 112:2058    113:1757    114:1680    115:2068    116:1907    117:2520   
 118:2693    119:1963    120:1777    121:1138    122:2618    123:2174   
 124:1578    125:2509    128:1492    129:930     130:1074    131:2073   
 132:877     133:408     134:1790    135:349     136:977     137:986    
 138:2803    139:1579    140:1182    141:1321    142:1516    143:1592   
 144:1008    145:351     146:1967    147:1598    148:2481    149:2315   
 150:889     151:1230    152:1992    153:594     154:5341    155:1397   
 156:1967    157:1352    158:1086    159:2250    160:2681    161:1594   
 162:3557    163:1627    164:1746    165:1901    166:1075    167:1753   
 168:3927    169:904     170:4894    171:923     172:3748    173:2992   
 174:987     175:1205    176:3829    177:5306    178:3558    179:2423   
 180:2473    181:3559    182:3326    183:1976    184:2286    185:20800  
 186:4985    187:4588    188:4273    189:4136    190:9298    191:1826   
 192:10967   193:8999    194:7363    195:5305    196:3269    197:2723   
 198:5975    199:6130    200:8113    201:6148    202:10410   203:10140  
 204:4580    205:3701    206:4408    207:3491    208:4178    209:4956   
 210:4297    211:2453    212:4306    213:3441    214:1114    215:57     
 216:6783    217:2870    218:1285    219:410     220:1793    221:984    
 222:665     223:2178   

End of report


More information about the ren-bgp-stats-all mailing list