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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 14 18:45:08 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 14 Feb, 2025

  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:                              992007
    Prefixes after maximum aggregation (per Origin AS):          372591
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      474704
    Number of IPv4 prefixes with a valid ROA:                    542111
    Number of IPv4 prefixes with an invalid ROA:                    435
    Number of IPv4 prefixes with no ROA:                         449461
Total ASes present in the Internet Routing Table:                 76571
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65752
Origin ASes announcing only one prefix:                           26500
Transit ASes present in the Internet Routing Table:               10819
Transit-only ASes present in the Internet Routing Table:            526
Paths with bogon ASNs present in the IPv4 Routing Table:             82
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1075
    Number of instances of unregistered ASNs:                      1080
Number of 32-bit ASNs allocated by the RIRs:                      46132
Number of 32-bit ASNs visible in the Routing Table:               37803
Prefixes from 32-bit ASNs in the Routing Table:                  204993
Number of bogon 32-bit ASNs visible in the Routing Table:            25
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            507
Number of addresses announced to Internet:                   3112027648
    Equivalent to 185 /8s, 125 /16s and 198 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      327547

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

Prefixes being announced by APNIC Region ASes:                   257165
    Total APNIC prefixes after maximum aggregation:               76382
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248697
    Unique aggregates announced from the APNIC address blocks:   102716
APNIC Region origin ASes present in the Internet Routing Table:   14470
    APNIC Prefixes per ASN:                                       17.19
APNIC Region origin ASes announcing only one prefix:               4423
APNIC Region transit ASes present in the Internet Routing Table:   1911
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9984
Number of APNIC addresses announced to Internet:              753340928
    Equivalent to 44 /8s, 231 /16s and 18 /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, 131072-155961
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:                    289055
    Total ARIN prefixes after maximum aggregation:               127316
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291076
    Unique aggregates announced from the ARIN address blocks:    135178
ARIN Region origin ASes present in the Internet Routing Table:    19193
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                7024
ARIN Region transit ASes present in the Internet Routing Table:    1949
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5136
Number of ARIN addresses announced to Internet:              1343324416
    Equivalent to 80 /8s, 17 /16s and 129 /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, 393216-402332
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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    275253
    Total RIPE prefixes after maximum aggregation:               132158
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272153
    Unique aggregates announced from the RIPE address blocks:    172233
RIPE Region origin ASes present in the Internet Routing Table:    28885
    RIPE Prefixes per ASN:                                         9.42
RIPE Region origin ASes announcing only one prefix:               12048
RIPE Region transit ASes present in the Internet Routing Table:    3939
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12278
Number of RIPE addresses announced to Internet:               732640000
    Equivalent to 43 /8s, 171 /16s and 51 /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,
                        53/8,  57/8,  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:                  132050
    Total LACNIC prefixes after maximum aggregation:              29145
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129128
    Unique aggregates announced from the LACNIC address blocks:   48888
LACNIC Region origin ASes present in the Internet Routing Table:  11200
    LACNIC Prefixes per ASN:                                      11.53
LACNIC Region origin ASes announcing only one prefix:              2344
LACNIC Region transit ASes present in the Internet Routing Table:  2484
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9131
Number of LACNIC addresses announced to Internet:             177878272
    Equivalent to 10 /8s, 154 /16s and 53 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  37409
    Total AfriNIC prefixes after maximum aggregation:              6913
    AfriNIC Deaggregation factor:                                  5.41
Prefixes being announced from the AfriNIC address blocks:         50446
    Unique aggregates announced from the AfriNIC address blocks:  15277
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     26.32
AfriNIC Region origin ASes announcing only one prefix:              661
AfriNIC Region transit ASes present in the Internet Routing Table:  375
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet:            104582400
    Equivalent to 6 /8s, 59 /16s and 205 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6207        843     660  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4218        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3255       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2835        852     532  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2162        434     189  TATACOMM-AS TATA Communications formerly 

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       12726      38949    3730  AMAZON-02, US
   174        5474       8759     896  COGENT-174, US
 11492        4702        312     561  CABLEONE, US
  7155        4170        286      83  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3378       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        2998       1287    2193  AKAMAI-AS, US
396982        2925       3659     448  GOOGLE-CLOUD-PLATFORM, US
 30036        2590        360     264  MEDIACOM-ENTERPRISE-BUSINESS, 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        7761       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3968       3395     129  AKAMAI-ASN1, NL
  9009        3740        322    1922  M247, RO
 12389        2991       2303     893  ROSTELECOM-AS, RU
 34984        2367        361     580  TELLCOM-AS, TR
212238        2008        145    1485  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1489         98     749  CLOUVIDER Clouvider - Global ASN, GB

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       11786       3229     595  UNINET, MX
 10620        3543        492     950  Telmex Colombia S.A., CO
 13999        2513        539     365  Mega Cable, S.A. de C.V., MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 28573        1349       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1158        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1130         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1127        374     163  Axtel, S.A.B. de C.V., MX
  6147        1112        371      22  Telefonica del Peru S.A.A., PE

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
 24835        1684        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1544         97     101  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 20011        1288        199     339  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 37069         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
 36914         559         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
 16509       12726      38949    3730  AMAZON-02, US
  8151       11786       3229     595  UNINET, MX
  9808       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7761       1714     145  UNI2-AS, ES
  7545        6207        843     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5474       8759     896  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4702        312     561  CABLEONE, US
 18403        4218        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11786        11191  UNINET, MX
  9808       10334        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7761         7616  UNI2-AS, ES
  7545        6207         5547  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5474         4578  COGENT-174, US
 18403        4218         4193  FPT-AS-AP FPT Telecom Company, VN
 11492        4702         4141  CABLEONE, US
  7155        4170         4087  VIASAT-SP-BACKBONE, US
  9498        4215         3942  BBIL-AP BHARTI Airtel Ltd., IN

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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, 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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.134.124.0/24      Origin:     19468  VALEX, US
23.134.124.0/24     Transit:     29802  HVC-AS, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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       /9:16      /10:42      /11:93      /12:307     
/13:586     /14:1229    /15:2184    /16:14014   /17:8347    /18:13876   
/19:24732   /20:44395   /21:52745   /22:113370  /23:104754  /24:611301  
/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        6718        7761  UNI2-AS, ES
  8151        5961       11786  UNINET, MX
 11492        3556        4702  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3620  SHAW, CA
  7155        3119        4170  VIASAT-SP-BACKBONE, US
 22773        2513        3378  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2272       12726  AMAZON-02, US
 30036        2250        2590  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3543  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)
----------------------------------------------

   1:2301      2:1519      3:570       4:10        5:4804      6:165    
   7:6         8:1555      9:1        11:172      12:1382     13:347    
  14:2506     15:347      16:270      17:357      18:917      20:457    
  21:4        22:188      23:7314     24:2778     25:2        27:2737   
  29:19       31:3171     32:46       34:82       35:200      36:2416   
  37:4627     38:9886     39:896      40:153      41:4468     42:1918   
  43:2554     44:349      45:18983    46:5016     47:291      49:1982   
  50:1884     51:589      52:1571     54:300      55:1044     56:9      
  57:251      58:2231     59:1179     60:1166     61:3005     62:3012   
  63:1836     64:5522     65:2212     66:4699     67:3064     68:1104   
  69:4018     70:1114     71:615      72:2920     74:2806     75:1643   
  76:611      77:2743     78:1861     79:1719     80:2227     81:2049   
  82:2464     83:1421     84:1797     85:3347     86:1021     87:2415   
  88:1296     89:4353     90:760      91:8400     92:2816     93:2874   
  94:3924     95:4217     96:1345     97:308      98:980      99:738    
 100:71      101:1376    102:4132    103:32370   104:4666    105:1225   
 106:991     107:2610    108:1200    109:4125    110:2219    111:3369   
 112:2050    113:1802    114:1946    115:2252    116:2082    117:2741   
 118:2764    119:1961    120:1873    121:1356    122:2774    123:2291   
 124:1582    125:2872    126:94      128:1600    129:1026    130:1298   
 131:1902    132:790     133:450     134:1531    135:371     136:1335   
 137:1114    138:3064    139:1589    140:1555    141:1495    142:1847   
 143:1629    144:1050    145:472     146:2154    147:2067    148:2609   
 149:2903    150:1220    151:1669    152:2124    153:574     154:8082   
 155:1616    156:3449    157:1886    158:1248    159:2422    160:3609   
 161:1977    162:3699    163:1817    164:1723    165:2195    166:1355   
 167:1901    168:4219    169:804     170:5274    171:1002    172:4287   
 173:3278    174:916     175:1289    176:3653    177:5502    178:3811   
 179:2414    180:2597    181:4120    182:3370    183:2014    184:2267   
 185:21661   186:5414    187:4714    188:4241    189:4384    190:9798   
 191:1962    192:11187   193:9415    194:7806    195:5587    196:3569   
 197:3809    198:6107    199:8353    200:8468    201:6394    202:10463  
 203:10697   204:4547    205:3669    206:4630    207:3491    208:4197   
 209:5171    210:4586    211:2528    212:4554    213:3797    214:1056   
 215:42      216:6622    217:3172    218:1353    219:388     220:2112   
 221:1055    222:714     223:2314   

End of report


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