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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Oct 27 18:41:38 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Fri 27 Oct, 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:                              948741
    Prefixes after maximum aggregation (per Origin AS):          354542
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      453905
    Number of IPv4 prefixes with a valid ROA:                    437280
    Number of IPv4 prefixes with an invalid ROA:                   1573
    Number of IPv4 prefixes with no ROA:                         509886
Total ASes present in the Internet Routing Table:                 74896
    Prefixes per ASN:                                             12.67
Origin-only ASes present in the Internet Routing Table:           64520
Origin ASes announcing only one prefix:                           26025
Transit ASes present in the Internet Routing Table:               10376
Transit-only ASes present in the Internet Routing Table:            457
Paths with bogon ASNs present in the IPv4 Routing Table:             90
Average AS path length visible in the Internet Routing Table:       7.8
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1054
    Number of instances of unregistered ASNs:                      1057
Number of 32-bit ASNs allocated by the RIRs:                      42928
Number of 32-bit ASNs visible in the Routing Table:               35215
Prefixes from 32-bit ASNs in the Routing Table:                  181448
Number of bogon 32-bit ASNs visible in the Routing Table:            24
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            524
Number of addresses announced to Internet:                   3052022272
    Equivalent to 181 /8s, 234 /16s and 42 /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:      319467

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

Prefixes being announced by APNIC Region ASes:                   244857
    Total APNIC prefixes after maximum aggregation:               70517
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          238162
    Unique aggregates announced from the APNIC address blocks:    98823
APNIC Region origin ASes present in the Internet Routing Table:   13605
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4105
APNIC Region transit ASes present in the Internet Routing Table:   1805
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8980
Number of APNIC addresses announced to Internet:              771558656
    Equivalent to 45 /8s, 253 /16s and 13 /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:                    277453
    Total ARIN prefixes after maximum aggregation:               124229
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           281970
    Unique aggregates announced from the ARIN address blocks:    132453
ARIN Region origin ASes present in the Internet Routing Table:    19099
    ARIN Prefixes per ASN:                                        14.76
ARIN Region origin ASes announcing only one prefix:                6969
ARIN Region transit ASes present in the Internet Routing Table:    1891
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:    4826
Number of ARIN addresses announced to Internet:              1277497600
    Equivalent to 76 /8s, 37 /16s and 17 /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:                    265360
    Total RIPE prefixes after maximum aggregation:               124500
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           259908
    Unique aggregates announced from the RIPE address blocks:    160429
RIPE Region origin ASes present in the Internet Routing Table:    28485
    RIPE Prefixes per ASN:                                         9.12
RIPE Region origin ASes announcing only one prefix:               12071
RIPE Region transit ASes present in the Internet Routing Table:    3828
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11404
Number of RIPE addresses announced to Internet:               716617984
    Equivalent to 42 /8s, 182 /16s and 185 /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:                  127452
    Total LACNIC prefixes after maximum aggregation:              28539
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         126244
    Unique aggregates announced from the LACNIC address blocks:   49291
LACNIC Region origin ASes present in the Internet Routing Table:  11039
    LACNIC Prefixes per ASN:                                      11.44
LACNIC Region origin ASes announcing only one prefix:              2288
LACNIC Region transit ASes present in the Internet Routing Table:  2340
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:  8862
Number of LACNIC addresses announced to Internet:             178358272
    Equivalent to 10 /8s, 161 /16s and 136 /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:                  32565
    Total AfriNIC prefixes after maximum aggregation:              6020
    AfriNIC Deaggregation factor:                                  5.41
Prefixes being announced from the AfriNIC address blocks:         41933
    Unique aggregates announced from the AfriNIC address blocks:  12476
AfriNIC Region origin ASes present in the Internet Routing Table:  1805
    AfriNIC Prefixes per ASN:                                     23.23
AfriNIC Region origin ASes announcing only one prefix:              592
AfriNIC Region transit ASes present in the Internet Routing Table:  346
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1143
Number of AfriNIC addresses announced to Internet:            107565568
    Equivalent to 6 /8s, 105 /16s and 82 /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        9478       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5716        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4234        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3802       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3574       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3326       1840      99  VNPT-AS-VN VNPT Corp, VN
  9498        3233        493     241  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2558        850     376  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2185        442     199  TATACOMM-AS TATA Communications formerl

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9183      11026    3289  AMAZON-02, US
 11492        4538        301     673  CABLEONE, US
  7155        4172        288      99  VIASAT-SP-BACKBONE, US
   174        3890       6659     629  COGENT-174, US
  6327        3555       1320      67  SHAW, CA
 22773        3526       3056     306  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54958    2413  DNIC-AS-00749, US
   367        3072       3850    1432  DNIC-ASBLK-00306-00371, US
 16625        3020       1392    2298  AKAMAI-AS, US
396982        2705       3598     397  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        7418       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4090       3397     146  AKAMAI-ASN1, NL
  8551        3444        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3234        285    1604  M247, RO
 12389        2893       2297     915  ROSTELECOM-AS, RU
 34984        2323        361     591  TELLCOM-AS, TR
 58224        1684        916     545  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1522       1852      14  TE-AS TE-AS, EG

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11925       3371     617  UNINET, MX
 10620        3540        504     856  Telmex Colombia S.A., CO
 13999        2433        337     635  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1331       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1297        768     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1250        342     505  Axtel, S.A.B. de C.V., MX
  6147        1109        369      22  Telefonica del Peru S.A.A., PE
 28202        1094         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1057        168     429  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        1604        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1047         67      46  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
 37457         816        319      45  Telkom-Internet, ZA
  6713         552       1861      34  IAM-AS, MA
 15399         536         55      48  WANANCHI-, KE
 36914         535         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       11925       3371     617  UNINET, MX
  9808        9478       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9183      11026    3289  AMAZON-02, US
 12479        7418       1713     145  UNI2-AS, ES
  7545        5716        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4538        301     673  CABLEONE, US
 18403        4234        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4172        288      99  VIASAT-SP-BACKBONE, US
 20940        4090       3397     146  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        9478         9438  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7418         7273  UNI2-AS, ES
 16509        9183         5894  AMAZON-02, US
  7545        5716         5021  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4234         4209  FPT-AS-AP FPT Telecom Company, VN
  7155        4172         4073  VIASAT-SP-BACKBONE, US
 20940        4090         3944  AKAMAI-ASN1, NL
 11492        4538         3865  CABLEONE, US
  7552        3802         3782  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
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:100     /12:299     
/13:580     /14:1204    /15:2120    /16:13561   /17:8378    /18:14022   
/19:25183   /20:44124   /21:52247   /22:111563  /23:103080  /24:572213  
/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        6506        7418  UNI2-AS, ES
  8151        5954       11925  UNINET, MX
 11492        3451        4538  CABLEONE, US
  6327        3364        3555  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3118        4172  VIASAT-SP-BACKBONE, US
  8551        2921        3444  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2579        3526  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2154        2499  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2114        3540  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)
----------------------------------------------

   1:2211      2:1443      3:269       4:7         5:4468      6:159    
   7:6         8:1529      9:1        11:172      12:1508     13:359    
  14:2309     15:306      16:203      17:363      18:666      20:326    
  21:4        22:188      23:6506     24:2935     25:2        27:2651   
  29:19       31:2588     32:78       34:27       35:118      36:2007   
  37:4488     38:6540     39:867      40:130      41:4492     42:2047   
  43:2311     44:329      45:17433    46:4391     47:371      49:1871   
  50:1894     51:576      52:1590     54:395      55:961      56:5      
  57:137      58:1874     59:1099     60:1010     61:2606     62:2745   
  63:1914     64:5689     65:2375     66:5100     67:3086     68:1353   
  69:4165     70:1349     71:636      72:3011     74:2656     75:1599   
  76:636      77:2448     78:1839     79:3014     80:2137     81:1866   
  82:1539     83:1319     84:1543     85:3048     86:766      87:2039   
  88:1245     89:3974     90:626      91:7990     92:2078     93:2640   
  94:3623     95:4016     96:1305     97:315      98:1101     99:735    
 100:91      101:1385    102:3265    103:32140   104:4808    105:732    
 106:979     107:2786    108:1150    109:4278    110:2133    111:3129   
 112:2065    113:1762    114:1697    115:2068    116:1948    117:2513   
 118:2702    119:1980    120:1765    121:1179    122:2636    123:2195   
 124:1571    125:2587    128:1469    129:991     130:1073    131:2065   
 132:875     133:408     134:1773    135:343     136:915     137:990    
 138:2863    139:1575    140:1323    141:1333    142:1550    143:1564   
 144:999     145:348     146:1982    147:1623    148:2474    149:2421   
 150:888     151:1243    152:1988    153:606     154:5502    155:1408   
 156:2060    157:1367    158:1062    159:2201    160:2686    161:1599   
 162:3519    163:1641    164:1753    165:1902    166:1062    167:1761   
 168:4031    169:815     170:4871    171:958     172:3886    173:3034   
 174:986     175:1211    176:3684    177:5493    178:3552    179:2410   
 180:2511    181:3614    182:3342    183:1969    184:2271    185:20846  
 186:5040    187:4596    188:4176    189:4217    190:9423    191:1853   
 192:11009   193:8999    194:7377    195:5315    196:3343    197:2819   
 198:5998    199:6399    200:8224    201:6303    202:10454   203:10159  
 204:4583    205:3689    206:4436    207:3489    208:4142    209:4931   
 210:4305    211:2462    212:4293    213:3428    214:1115    215:71     
 216:6804    217:2866    218:1292    219:409     220:1795    221:988    
 222:668     223:2145   

End of report


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