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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 10 18:41:00 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Sun 10 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:                              943475
    Prefixes after maximum aggregation (per Origin AS):          352059
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452365
    Number of IPv4 prefixes with a valid ROA:                    430159
    Number of IPv4 prefixes with an invalid ROA:                   1596
    Number of IPv4 prefixes with no ROA:                         511720
Total ASes present in the Internet Routing Table:                 74755
    Prefixes per ASN:                                             12.62
Origin-only ASes present in the Internet Routing Table:           64464
Origin ASes announcing only one prefix:                           25881
Transit ASes present in the Internet Routing Table:               10291
Transit-only ASes present in the Internet Routing Table:            445
Paths with bogon ASNs present in the IPv4 Routing Table:            104
Average AS path length visible in the Internet Routing Table:       7.8
    Max AS path length visible:                                     131
    Max AS path prepend of ASN ( 37447)                             129
Prefixes from unregistered ASNs in the Routing Table:              1081
    Number of instances of unregistered ASNs:                      1083
Number of 32-bit ASNs allocated by the RIRs:                      42590
Number of 32-bit ASNs visible in the Routing Table:               35046
Prefixes from 32-bit ASNs in the Routing Table:                  179960
Number of bogon 32-bit ASNs visible in the Routing Table:            34
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            608
Number of addresses announced to Internet:                   3055469568
    Equivalent to 182 /8s, 30 /16s and 196 /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:      318457

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

Prefixes being announced by APNIC Region ASes:                   243620
    Total APNIC prefixes after maximum aggregation:               69927
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          237205
    Unique aggregates announced from the APNIC address blocks:    98531
APNIC Region origin ASes present in the Internet Routing Table:   13585
    APNIC Prefixes per ASN:                                       17.46
APNIC Region origin ASes announcing only one prefix:               4023
APNIC Region transit ASes present in the Internet Routing Table:   1796
Average APNIC Region AS path length visible:                        7.9
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8935
Number of APNIC addresses announced to Internet:              772238336
    Equivalent to 46 /8s, 7 /16s and 108 /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:                    276291
    Total ARIN prefixes after maximum aggregation:               123757
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           279507
    Unique aggregates announced from the ARIN address blocks:    131534
ARIN Region origin ASes present in the Internet Routing Table:    19081
    ARIN Prefixes per ASN:                                        14.65
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    1886
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:    4820
Number of ARIN addresses announced to Internet:              1279717888
    Equivalent to 76 /8s, 70 /16s and 242 /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:                    263998
    Total RIPE prefixes after maximum aggregation:               123174
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           259814
    Unique aggregates announced from the RIPE address blocks:    159939
RIPE Region origin ASes present in the Internet Routing Table:    28416
    RIPE Prefixes per ASN:                                         9.14
RIPE Region origin ASes announcing only one prefix:               12009
RIPE Region transit ASes present in the Internet Routing Table:    3797
Average RIPE Region AS path length visible:                         7.7
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11324
Number of RIPE addresses announced to Internet:               716756736
    Equivalent to 42 /8s, 184 /16s and 215 /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:                  126503
    Total LACNIC prefixes after maximum aggregation:              28492
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         125408
    Unique aggregates announced from the LACNIC address blocks:   49208
LACNIC Region origin ASes present in the Internet Routing Table:  11027
    LACNIC Prefixes per ASN:                                      11.37
LACNIC Region origin ASes announcing only one prefix:              2322
LACNIC Region transit ASes present in the Internet Routing Table:  2320
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:  8836
Number of LACNIC addresses announced to Internet:             178541824
    Equivalent to 10 /8s, 164 /16s and 85 /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:                  31982
    Total AfriNIC prefixes after maximum aggregation:              5973
    AfriNIC Deaggregation factor:                                  5.35
Prefixes being announced from the AfriNIC address blocks:         40933
    Unique aggregates announced from the AfriNIC address blocks:  12642
AfriNIC Region origin ASes present in the Internet Routing Table:  1789
    AfriNIC Prefixes per ASN:                                     22.88
AfriNIC Region origin ASes announcing only one prefix:              581
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                      131
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1131
Number of AfriNIC addresses announced to Internet:            107752192
    Equivalent to 6 /8s, 108 /16s and 43 /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        9484       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5725        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4340        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3732       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3570       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3415       1840      98  VNPT-AS-VN VNPT Corp, VN
  9498        3152        498     253  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2498        848     389  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2290      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2150        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        9045      10987    3253  AMAZON-02, US
 11492        4512        299     673  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
   174        3828       6654     610  COGENT-174, US
 22773        3554       3056     313  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3536       1319      66  SHAW, CA
   749        3152      54959    2404  DNIC-AS-00749, US
 16625        2971       1422    2255  AKAMAI-AS, US
   367        2965       3829    1393  DNIC-ASBLK-00306-00371, US
396982        2690       3596     387  GOOGLE-CLOUD-PLATFORM, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7362       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4045       3398     151  AKAMAI-ASN1, NL
  8551        3455        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2907       2298     916  ROSTELECOM-AS, RU
  9009        2733        254    1392  M247, RO
 34984        2329        362     597  TELLCOM-AS, TR
 58224        1750        929     514  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
 61317        1500        100    1168  ASDETUK www.heficed.com, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11780       3368     601  UNINET, MX
 10620        3538        506     849  Telmex Colombia S.A., CO
 13999        2406        343     626  Mega Cable, S.A. de C.V., MX
 11830        1999        369      64  Instituto Costarricense de Electricidad
 28573        1324       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  6503        1301        344     509  Axtel, S.A.B. de C.V., MX
  3816        1294        764     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1126        183     426  Techtel LMDS Comunicaciones Interactiva
  6147        1112        370      22  Telefonica del Peru S.A.A., PE
 28202        1112         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        1589        393      19  LINKdotNET-AS, EG
 36992        1356       1518     281  ETISALAT-MISR, EG
 24835        1318        497      26  RAYA-AS, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 37457         811        319      45  Telkom-Internet, ZA
 36935         775        520      37  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         533         54      45  WANANCHI-, KE
 36914         517         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       11780       3368     601  UNINET, MX
  9808        9484       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9045      10987    3253  AMAZON-02, US
 12479        7362       1713     145  UNI2-AS, ES
  7545        5725        784     688  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4512        299     673  CABLEONE, US
 18403        4340        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4045       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        9484         9443  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7362         7217  UNI2-AS, ES
 16509        9045         5792  AMAZON-02, US
  7545        5725         5037  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4340         4315  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 20940        4045         3894  AKAMAI-ASN1, NL
 11492        4512         3839  CABLEONE, US
  7552        3732         3712  VIETEL-AS-AP Viettel Group, VN

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.178.240.0/24      Origin:    399517  RESERVED, ZZ
23.178.240.0/24     Transit:     32425  SKB3-ARIN-BGP, 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      /11:102     /12:297     
/13:576     /14:1206    /15:2128    /16:13586   /17:8330    /18:14024   
/19:25207   /20:44204   /21:52191   /22:111069  /23:102808  /24:567679  
/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        6448        7362  UNI2-AS, ES
  8151        5804       11780  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3424        4512  CABLEONE, US
  6327        3346        3536  SHAW, CA
  7155        3124        4178  VIASAT-SP-BACKBONE, US
  8551        2928        3455  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2601        3554  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2149        2489  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2101        3538  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)
----------------------------------------------

   1:2218      2:1404      3:256       4:5         5:4641      6:136    
   7:6         8:1528      9:1        11:172      12:1511     13:374    
  14:2314     15:304      16:196      17:370      18:638      20:290    
  21:4        22:188      23:6377     24:2891     25:6        27:2632   
  29:19       31:2554     32:84       34:25       35:116      36:1991   
  37:4551     38:6253     39:871      40:146      41:4503     42:2095   
  43:2312     44:322      45:17168    46:4337     47:378      49:1809   
  50:1902     51:597      52:1599     54:395      55:965      56:8      
  57:131      58:1869     59:1117     60:1002     61:2597     62:2775   
  63:1921     64:5804     65:2358     66:5007     67:3063     68:1356   
  69:4174     70:1358     71:668      72:3029     74:2624     75:1598   
  76:618      77:2426     78:1847     79:2994     80:2136     81:1867   
  82:1476     83:1307     84:1541     85:3045     86:766      87:2093   
  88:1224     89:3883     90:620      91:7929     92:2064     93:2633   
  94:3561     95:4030     96:1292     97:321      98:1101     99:735    
 100:90      101:1314    102:3210    103:32157   104:4615    105:710    
 106:886     107:2678    108:1132    109:4256    110:2129    111:3138   
 112:2065    113:1763    114:1668    115:2058    116:1925    117:2497   
 118:2696    119:1980    120:1776    121:1115    122:2624    123:2172   
 124:1574    125:2511    128:1488    129:993     130:1072    131:2046   
 132:863     133:408     134:1796    135:349     136:916     137:982    
 138:2807    139:1556    140:1166    141:1284    142:1515    143:1533   
 144:996     145:346     146:1957    147:1620    148:2464    149:2319   
 150:887     151:1233    152:1993    153:593     154:5177    155:1388   
 156:1963    157:1334    158:1086    159:2248    160:2661    161:1591   
 162:3557    163:1610    164:1744    165:1895    166:1061    167:1733   
 168:3900    169:920     170:4876    171:892     172:3705    173:2969   
 174:985     175:1205    176:3822    177:5330    178:3563    179:2391   
 180:2452    181:3560    182:3319    183:1984    184:2277    185:20750  
 186:4994    187:4550    188:4273    189:4087    190:9300    191:1894   
 192:10960   193:8987    194:7333    195:5285    196:3281    197:2786   
 198:5973    199:6129    200:8089    201:6125    202:10412   203:10143  
 204:4567    205:3689    206:4405    207:3480    208:4169    209:4948   
 210:4283    211:2452    212:4279    213:3444    214:1092    215:58     
 216:6762    217:2876    218:1283    219:410     220:1793    221:980    
 222:671     223:2146   

End of report


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