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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Aug 19 18:41:08 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Sat 19 Aug, 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:                              943268
    Prefixes after maximum aggregation (per Origin AS):          351350
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452018
    Number of IPv4 prefixes with a valid ROA:                    428907
    Number of IPv4 prefixes with an invalid ROA:                   1417
    Number of IPv4 prefixes with no ROA:                         512944
Total ASes present in the Internet Routing Table:                 74688
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           64367
Origin ASes announcing only one prefix:                           25889
Transit ASes present in the Internet Routing Table:               10321
Transit-only ASes present in the Internet Routing Table:            437
Paths with bogon ASNs present in the IPv4 Routing Table:             78
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:              1028
    Number of instances of unregistered ASNs:                      1030
Number of 32-bit ASNs allocated by the RIRs:                      42466
Number of 32-bit ASNs visible in the Routing Table:               34969
Prefixes from 32-bit ASNs in the Routing Table:                  179172
Number of bogon 32-bit ASNs visible in the Routing Table:            31
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            537
Number of addresses announced to Internet:                   3051870976
    Equivalent to 181 /8s, 231 /16s and 219 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      318677

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

Prefixes being announced by APNIC Region ASes:                   243564
    Total APNIC prefixes after maximum aggregation:               69734
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          237119
    Unique aggregates announced from the APNIC address blocks:    98597
APNIC Region origin ASes present in the Internet Routing Table:   13548
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               3999
APNIC Region transit ASes present in the Internet Routing Table:   1798
Average APNIC Region AS path length visible:                        7.9
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8903
Number of APNIC addresses announced to Internet:              772877312
    Equivalent to 46 /8s, 17 /16s and 44 /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:                    276158
    Total ARIN prefixes after maximum aggregation:               123759
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           278633
    Unique aggregates announced from the ARIN address blocks:    130914
ARIN Region origin ASes present in the Internet Routing Table:    19096
    ARIN Prefixes per ASN:                                        14.59
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    1884
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:    4819
Number of ARIN addresses announced to Internet:              1275952896
    Equivalent to 76 /8s, 13 /16s and 127 /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:                    263916
    Total RIPE prefixes after maximum aggregation:               122704
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           260470
    Unique aggregates announced from the RIPE address blocks:    159909
RIPE Region origin ASes present in the Internet Routing Table:    28419
    RIPE Prefixes per ASN:                                         9.17
RIPE Region origin ASes announcing only one prefix:               12012
RIPE Region transit ASes present in the Internet Routing Table:    3820
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:   11305
Number of RIPE addresses announced to Internet:               716512000
    Equivalent to 42 /8s, 181 /16s and 27 /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:                  126181
    Total LACNIC prefixes after maximum aggregation:              28504
    LACNIC Deaggregation factor:                                   4.43
Prefixes being announced from the LACNIC address blocks:         125129
    Unique aggregates announced from the LACNIC address blocks:   49603
LACNIC Region origin ASes present in the Internet Routing Table:  11010
    LACNIC Prefixes per ASN:                                      11.37
LACNIC Region origin ASes announcing only one prefix:              2339
LACNIC Region transit ASes present in the Internet Routing Table:  2322
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:  8823
Number of LACNIC addresses announced to Internet:             178489600
    Equivalent to 10 /8s, 163 /16s and 137 /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:                  32421
    Total AfriNIC prefixes after maximum aggregation:              5938
    AfriNIC Deaggregation factor:                                  5.46
Prefixes being announced from the AfriNIC address blocks:         41380
    Unique aggregates announced from the AfriNIC address blocks:  12549
AfriNIC Region origin ASes present in the Internet Routing Table:  1777
    AfriNIC Prefixes per ASN:                                     23.29
AfriNIC Region origin ASes announcing only one prefix:              574
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                      131
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1119
Number of AfriNIC addresses announced to Internet:            107653376
    Equivalent to 6 /8s, 106 /16s and 169 /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        9519       8705      38  CHINAMOBILE-CN China Mobile Communicati
  7545        5698        784     683  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3730       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3568       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3436       1840      98  VNPT-AS-VN VNPT Corp, VN
  9498        3088        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2483        844     410  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2304      11270     588  KIXS-AS-KR Korea Telecom, KR
 45090        2150       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        8838      10967    3205  AMAZON-02, US
 11492        4527        300     624  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
   174        3613       6654     613  COGENT-174, US
 22773        3553       3056     292  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3527       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3055       1488    2305  AKAMAI-AS, US
   367        2977       3824    1405  DNIC-ASBLK-00306-00371, US
396982        2684       3596     386  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        7343       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4055       3398     151  AKAMAI-ASN1, NL
  8551        3460        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2909       2296     920  ROSTELECOM-AS, RU
  9009        2683        248    1386  M247, RO
 34984        2321        362     599  TELLCOM-AS, TR
 58224        1817        943     536  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
 61317        1524        102    1190  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       11601       3358     605  UNINET, MX
 10620        3528        506     848  Telmex Colombia S.A., CO
 13999        2438        365     643  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1315       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  3816        1289        757     188  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1271        344     510  Axtel, S.A.B. de C.V., MX
 28202        1116         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1114        370      22  Telefonica del Peru S.A.A., PE
 11664        1112        181     434  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1594        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1356       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
 37457         817        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         533         54      44  WANANCHI-, KE
 36914         522         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       11601       3358     605  UNINET, MX
  9808        9519       8705      38  CHINAMOBILE-CN China Mobile Communicati
 16509        8838      10967    3205  AMAZON-02, US
 12479        7343       1713     145  UNI2-AS, ES
  7545        5698        784     683  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4527        300     624  CABLEONE, US
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4055       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        9519         9481  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7343         7198  UNI2-AS, ES
 16509        8838         5633  AMAZON-02, US
  7545        5698         5015  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4347         4322  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 20940        4055         3904  AKAMAI-ASN1, NL
 11492        4527         3903  CABLEONE, US
  7552        3730         3709  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
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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     /12:296     
/13:574     /14:1204    /15:2128    /16:13577   /17:8341    /18:14044   
/19:25256   /20:44306   /21:52331   /22:111180  /23:102607  /24:567254  
/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        6429        7343  UNI2-AS, ES
  8151        5644       11601  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3437        4527  CABLEONE, US
  6327        3337        3527  SHAW, CA
  7155        3124        4178  VIASAT-SP-BACKBONE, US
  8551        2928        3460  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2601        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2160        2503  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2092        3528  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)
----------------------------------------------

   1:2206      2:1375      3:227       4:5         5:4629      6:138    
   7:6         8:1539      9:1        11:172      12:1508     13:379    
  14:2308     15:302      16:197      17:373      18:602      20:287    
  21:4        22:188      23:6391     24:3033     25:6        27:2608   
  29:19       31:2551     32:85       34:25       35:116      36:1987   
  37:4625     38:6207     39:857      40:147      41:4527     42:2088   
  43:2329     44:324      45:17194    46:4401     47:384      49:1794   
  50:1881     51:593      52:1599     54:392      55:968      56:8      
  57:130      58:1889     59:1112     60:997      61:2568     62:2793   
  63:1924     64:5747     65:2370     66:5045     67:3042     68:1341   
  69:4118     70:1361     71:665      72:3024     74:2658     75:1602   
  76:616      77:2567     78:1850     79:2987     80:2144     81:1829   
  82:1514     83:1295     84:1531     85:3020     86:759      87:2077   
  88:1229     89:3873     90:619      91:7917     92:2072     93:2612   
  94:3558     95:4029     96:1298     97:318      98:1102     99:734    
 100:90      101:1316    102:3244    103:32090   104:4566    105:732    
 106:881     107:2560    108:1140    109:4288    110:2113    111:3140   
 112:2071    113:1753    114:1660    115:2056    116:1921    117:2531   
 118:2695    119:1983    120:1789    121:1101    122:2602    123:2169   
 124:1570    125:2477    128:1487    129:1116    130:1062    131:2054   
 132:856     133:420     134:1793    135:349     136:911     137:981    
 138:2794    139:1550    140:1257    141:1293    142:1483    143:1538   
 144:998     145:340     146:1977    147:1624    148:2427    149:2190   
 150:885     151:1204    152:1996    153:586     154:5027    155:1391   
 156:1955    157:1332    158:1085    159:2234    160:2678    161:1560   
 162:3527    163:1611    164:1736    165:1896    166:1003    167:1731   
 168:4011    169:924     170:4807    171:904     172:3656    173:2989   
 174:995     175:1203    176:3838    177:5374    178:3566    179:2404   
 180:2446    181:3526    182:3414    183:1984    184:2306    185:20732  
 186:5027    187:4500    188:4262    189:3984    190:9325    191:1825   
 192:10948   193:8974    194:7362    195:5256    196:3307    197:2769   
 198:5986    199:6098    200:8017    201:6108    202:10450   203:10170  
 204:4559    205:3670    206:4354    207:3469    208:4130    209:4946   
 210:4280    211:2455    212:4289    213:3616    214:1088    215:60     
 216:6750    217:2860    218:1283    219:417     220:1790    221:978    
 222:664     223:2153   

End of report


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