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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 12 18:41:03 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 12 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:                              943870
    Prefixes after maximum aggregation (per Origin AS):          352118
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452392
    Number of IPv4 prefixes with a valid ROA:                    430527
    Number of IPv4 prefixes with an invalid ROA:                   1585
    Number of IPv4 prefixes with no ROA:                         511758
Total ASes present in the Internet Routing Table:                 74751
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           64466
Origin ASes announcing only one prefix:                           25904
Transit ASes present in the Internet Routing Table:               10285
Transit-only ASes present in the Internet Routing Table:            449
Paths with bogon ASNs present in the IPv4 Routing Table:            102
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:              1076
    Number of instances of unregistered ASNs:                      1078
Number of 32-bit ASNs allocated by the RIRs:                      42593
Number of 32-bit ASNs visible in the Routing Table:               35048
Prefixes from 32-bit ASNs in the Routing Table:                  179977
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:                   3055500032
    Equivalent to 182 /8s, 31 /16s and 59 /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:      318184

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

Prefixes being announced by APNIC Region ASes:                   243756
    Total APNIC prefixes after maximum aggregation:               70040
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          237356
    Unique aggregates announced from the APNIC address blocks:    98557
APNIC Region origin ASes present in the Internet Routing Table:   13586
    APNIC Prefixes per ASN:                                       17.47
APNIC Region origin ASes announcing only one prefix:               4032
APNIC Region transit ASes present in the Internet Routing Table:   1797
Average APNIC Region AS path length visible:                        7.9
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8940
Number of APNIC addresses announced to Internet:              772275712
    Equivalent to 46 /8s, 7 /16s and 254 /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:                    276513
    Total ARIN prefixes after maximum aggregation:               123677
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           279555
    Unique aggregates announced from the ARIN address blocks:    131586
ARIN Region origin ASes present in the Internet Routing Table:    19083
    ARIN Prefixes per ASN:                                        14.65
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1879
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:    4822
Number of ARIN addresses announced to Internet:              1279743744
    Equivalent to 76 /8s, 71 /16s and 87 /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:                    263792
    Total RIPE prefixes after maximum aggregation:               123220
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           259453
    Unique aggregates announced from the RIPE address blocks:    159912
RIPE Region origin ASes present in the Internet Routing Table:    28414
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12004
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:   11328
Number of RIPE addresses announced to Internet:               716817408
    Equivalent to 42 /8s, 185 /16s and 196 /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:                  126405
    Total LACNIC prefixes after maximum aggregation:              28487
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         125294
    Unique aggregates announced from the LACNIC address blocks:   49198
LACNIC Region origin ASes present in the Internet Routing Table:  11026
    LACNIC Prefixes per ASN:                                      11.36
LACNIC Region origin ASes announcing only one prefix:              2339
LACNIC Region transit ASes present in the Internet Routing Table:  2318
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:  8832
Number of LACNIC addresses announced to Internet:             178465792
    Equivalent to 10 /8s, 163 /16s and 44 /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:                  32328
    Total AfriNIC prefixes after maximum aggregation:              5961
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         41604
    Unique aggregates announced from the AfriNIC address blocks:  12628
AfriNIC Region origin ASes present in the Internet Routing Table:  1783
    AfriNIC Prefixes per ASN:                                     23.33
AfriNIC Region origin ASes announcing only one prefix:              579
AfriNIC Region transit ASes present in the Internet Routing Table:  337
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: 1126
Number of AfriNIC addresses announced to Internet:            107734784
    Equivalent to 6 /8s, 107 /16s and 231 /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        9486       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5725        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3730       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3567       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3407       1824      97  VNPT-AS-VN VNPT Corp, VN
  9498        3152        498     253  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2501        848     390  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2290      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        9045      10988    3255  AMAZON-02, US
 11492        4512        299     673  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
   174        3836       6654     610  COGENT-174, US
 22773        3547       3056     305  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3536       1319      66  SHAW, CA
   749        3151      54959    2403  DNIC-AS-00749, US
   367        2977       3829    1405  DNIC-ASBLK-00306-00371, US
 16625        2972       1425    2258  AKAMAI-AS, US
396982        2692       3596     389  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        4829        286      62  ALJAWWALSTC-AS, SA
 20940        4036       3398     151  AKAMAI-ASN1, NL
  8551        3451        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2908       2298     916  ROSTELECOM-AS, RU
  9009        2728        254    1390  M247, RO
 34984        2329        362     597  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
 61317        1497        100    1166  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       11794       3368     601  UNINET, MX
 10620        3539        506     850  Telmex Colombia S.A., CO
 13999        2407        343     625  Mega Cable, S.A. de C.V., MX
 11830        2002        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        1127        183     427  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        1613        393      19  LINKdotNET-AS, EG
 24835        1534        533      27  RAYA-AS, EG
 36992        1357       1518     279  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1045         67      45  ORANGE-COTE-IVOIRE, CI
 36935         914        520      36  Vodafone-, EG
 37457         811        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         535         54      46  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       11794       3368     601  UNINET, MX
  9808        9486       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9045      10988    3255  AMAZON-02, US
 12479        7362       1713     145  UNI2-AS, ES
  7545        5725        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4829        286      62  ALJAWWALSTC-AS, SA
 11492        4512        299     673  CABLEONE, US
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4036       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        9486         9445  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7362         7217  UNI2-AS, ES
 16509        9045         5790  AMAZON-02, US
  7545        5725         5038  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4829         4767  ALJAWWALSTC-AS, SA
 18403        4353         4328  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 20940        4036         3885  AKAMAI-ASN1, NL
 11492        4512         3839  CABLEONE, US
  7552        3730         3710  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   /17:8331    /18:14038   
/19:25219   /20:44219   /21:52197   /22:111314  /23:102702  /24:567887  
/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        5816       11794  UNINET, MX
 39891        3564        4829  ALJAWWALSTC-AS, SA
 11492        3424        4512  CABLEONE, US
  6327        3346        3536  SHAW, CA
  7155        3124        4178  VIASAT-SP-BACKBONE, US
  8551        2924        3451  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2594        3547  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2150        2490  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2102        3539  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)
----------------------------------------------

   1:2215      2:1402      3:258       4:5         5:4571      6:136    
   7:6         8:1531      9:1        11:172      12:1517     13:373    
  14:2312     15:304      16:197      17:370      18:638      20:290    
  21:4        22:188      23:6371     24:2890     25:6        27:2636   
  29:19       31:2553     32:84       34:25       35:116      36:1992   
  37:4510     38:6263     39:871      40:146      41:4504     42:2098   
  43:2316     44:321      45:17147    46:4338     47:374      49:1828   
  50:1911     51:597      52:1598     54:393      55:960      56:8      
  57:131      58:1874     59:1117     60:1002     61:2596     62:2773   
  63:1921     64:5804     65:2374     66:5017     67:3063     68:1351   
  69:4171     70:1358     71:667      72:3027     74:2629     75:1596   
  76:619      77:2358     78:1848     79:2990     80:2136     81:1867   
  82:1479     83:1307     84:1542     85:3050     86:765      87:2090   
  88:1216     89:3882     90:621      91:7927     92:2053     93:2637   
  94:3556     95:4018     96:1292     97:321      98:1101     99:735    
 100:90      101:1314    102:3215    103:32158   104:4620    105:714    
 106:891     107:2680    108:1133    109:4252    110:2129    111:3140   
 112:2068    113:1766    114:1675    115:2067    116:1931    117:2516   
 118:2704    119:1980    120:1777    121:1135    122:2615    123:2172   
 124:1575    125:2512    128:1484    129:995     130:1073    131:2054   
 132:866     133:408     134:1793    135:349     136:915     137:982    
 138:2796    139:1558    140:1177    141:1287    142:1515    143:1539   
 144:1006    145:346     146:1958    147:1604    148:2451    149:2323   
 150:884     151:1231    152:1993    153:593     154:5425    155:1389   
 156:1962    157:1335    158:1086    159:2249    160:2662    161:1591   
 162:3543    163:1611    164:1744    165:1892    166:1064    167:1735   
 168:3904    169:919     170:4883    171:893     172:3704    173:2971   
 174:984     175:1206    176:3826    177:5312    178:3525    179:2395   
 180:2469    181:3558    182:3327    183:1981    184:2281    185:20752  
 186:4985    187:4559    188:4270    189:4110    190:9299    191:1890   
 192:10963   193:8987    194:7338    195:5285    196:3295    197:2793   
 198:5968    199:6122    200:8079    201:6131    202:10414   203:10141  
 204:4572    205:3691    206:4399    207:3481    208:4182    209:4943   
 210:4285    211:2452    212:4288    213:3440    214:1091    215:58     
 216:6780    217:2878    218:1284    219:410     220:1795    221:984    
 222:665     223:2147   

End of report


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