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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 28 18:45:49 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 28 Jan, 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:                              990963
    Prefixes after maximum aggregation (per Origin AS):          371636
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      473397
    Number of IPv4 prefixes with a valid ROA:                    536961
    Number of IPv4 prefixes with an invalid ROA:                    478
    Number of IPv4 prefixes with no ROA:                         453517
Total ASes present in the Internet Routing Table:                 76507
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65768
Origin ASes announcing only one prefix:                           26490
Transit ASes present in the Internet Routing Table:               10739
Transit-only ASes present in the Internet Routing Table:            521
Paths with bogon ASNs present in the IPv4 Routing Table:             36
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                      58
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1113
    Number of instances of unregistered ASNs:                      1120
Number of 32-bit ASNs allocated by the RIRs:                      46077
Number of 32-bit ASNs visible in the Routing Table:               37699
Prefixes from 32-bit ASNs in the Routing Table:                  204271
Number of bogon 32-bit ASNs visible in the Routing Table:            38
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            534
Number of addresses announced to Internet:                   3115749376
    Equivalent to 185 /8s, 182 /16s and 144 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      327209

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

Prefixes being announced by APNIC Region ASes:                   256350
    Total APNIC prefixes after maximum aggregation:               76114
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248008
    Unique aggregates announced from the APNIC address blocks:   102536
APNIC Region origin ASes present in the Internet Routing Table:   14420
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4411
APNIC Region transit ASes present in the Internet Routing Table:   1896
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         42
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9945
Number of APNIC addresses announced to Internet:              754480384
    Equivalent to 44 /8s, 248 /16s and 117 /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:                    289661
    Total ARIN prefixes after maximum aggregation:               127056
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           291390
    Unique aggregates announced from the ARIN address blocks:    134678
ARIN Region origin ASes present in the Internet Routing Table:    19190
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7019
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         6.9
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5122
Number of ARIN addresses announced to Internet:              1345021184
    Equivalent to 80 /8s, 43 /16s and 101 /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:                    274686
    Total RIPE prefixes after maximum aggregation:               131889
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271651
    Unique aggregates announced from the RIPE address blocks:    171562
RIPE Region origin ASes present in the Internet Routing Table:    28876
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12053
RIPE Region transit ASes present in the Internet Routing Table:    3909
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12229
Number of RIPE addresses announced to Internet:               733377792
    Equivalent to 43 /8s, 182 /16s and 117 /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:                  132286
    Total LACNIC prefixes after maximum aggregation:              29096
    LACNIC Deaggregation factor:                                   4.55
Prefixes being announced from the LACNIC address blocks:         129452
    Unique aggregates announced from the LACNIC address blocks:   48837
LACNIC Region origin ASes present in the Internet Routing Table:  11195
    LACNIC Prefixes per ASN:                                      11.56
LACNIC Region origin ASes announcing only one prefix:              2348
LACNIC Region transit ASes present in the Internet Routing Table:  2475
Average LACNIC Region AS path length visible:                       7.7
    Max LACNIC Region AS path length visible:                        58
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9128
Number of LACNIC addresses announced to Internet:             177954816
    Equivalent to 10 /8s, 155 /16s and 96 /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:                  36867
    Total AfriNIC prefixes after maximum aggregation:              6783
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         49928
    Unique aggregates announced from the AfriNIC address blocks:  15355
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     26.09
AfriNIC Region origin ASes announcing only one prefix:              659
AfriNIC Region transit ASes present in the Internet Routing Table:  369
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            104651520
    Equivalent to 6 /8s, 60 /16s and 219 /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       10335       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6199        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4182        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4159        528     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3255       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2831        852     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        434     189  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12626      38873    3703  AMAZON-02, US
   174        6068       8759     879  COGENT-174, US
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  6327        3615       1320      81  SHAW, CA
 22773        3384       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        2965       1279    2184  AKAMAI-AS, US
396982        2904       3657     446  GOOGLE-CLOUD-PLATFORM, US
 30036        2573        358     275  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        7762       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3972       3395     127  AKAMAI-ASN1, NL
  9009        3764        322    1910  M247, RO
 12389        2985       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     579  TELLCOM-AS, TR
212238        1905        136    1405  CDNEXT, GB
  8452        1608       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1498         99     751  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       11719       3230     599  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2515        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1156        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1137        374     163  Axtel, S.A.B. de C.V., MX
 28202        1128         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1104        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        1681        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1546         97     106  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         839       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         546         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       12626      38873    3703  AMAZON-02, US
  8151       11719       3230     599  UNINET, MX
  9808       10335       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7762       1711     144  UNI2-AS, ES
  7545        6199        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6068       8759     879  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
 18403        4182        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4177        287      86  VIASAT-SP-BACKBONE, US

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       11719        11120  UNINET, MX
  9808       10335        10248  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7762         7618  UNI2-AS, ES
  7545        6199         5542  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6068         5189  COGENT-174, US
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4182         4159  FPT-AS-AP FPT Telecom Company, VN
 11492        4697         4145  CABLEONE, US
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4159         3887  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
    213519  UNALLOCATED  5.175.237.0/24           58212  DATAFOREST, DE
    213519  UNALLOCATED  5.175.238.0/24           26042  FIBERSTATE, 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

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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.133.68.0/24       Origin:    401556  VINAGPU, US
23.133.68.0/24      Transit:     20473  AS-VULTR, 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

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      /12:309     
/13:588     /14:1232    /15:2191    /16:14024   /17:8336    /18:13878   
/19:24778   /20:44375   /21:52709   /22:113298  /23:104655  /24:610423  
/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        6722        7762  UNI2-AS, ES
  8151        5889       11719  UNINET, MX
 11492        3555        4697  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3615  SHAW, CA
  7155        3125        4177  VIASAT-SP-BACKBONE, US
 22773        2519        3384  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2253       12626  AMAZON-02, US
 30036        2234        2573  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2179        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)
----------------------------------------------

   1:2298      2:1538      3:565       4:9         5:4870      6:165    
   7:6         8:1548      9:1        11:172      12:1384     13:350    
  14:2494     15:342      16:270      17:361      18:908      20:457    
  21:4        22:188      23:7273     24:2774     25:2        27:2737   
  29:19       31:3134     32:47       34:74       35:184      36:2413   
  37:4645     38:10374    39:896      40:151      41:4385     42:1917   
  43:2539     44:348      45:18915    46:4995     47:293      49:1994   
  50:1854     51:588      52:1573     54:307      55:1133     56:9      
  57:246      58:2211     59:1187     60:1161     61:2883     62:3011   
  63:1840     64:5527     65:2219     66:4702     67:3060     68:1167   
  69:4055     70:1105     71:612      72:2929     74:2808     75:1641   
  76:624      77:2729     78:1861     79:1726     80:2230     81:2073   
  82:2101     83:1424     84:1806     85:3302     86:997      87:2442   
  88:1296     89:4363     90:756      91:8429     92:2790     93:2911   
  94:3940     95:4189     96:1294     97:308      98:988      99:738    
 100:71      101:1378    102:4213    103:32378   104:4638    105:1117   
 106:1013    107:2602    108:1171    109:4122    110:2214    111:3361   
 112:2051    113:1792    114:1945    115:2237    116:2041    117:2745   
 118:2771    119:1964    120:1875    121:1353    122:2754    123:2170   
 124:1596    125:2865    126:94      128:1614    129:1025    130:1291   
 131:1928    132:809     133:451     134:1514    135:368     136:1346   
 137:1107    138:3056    139:1590    140:1531    141:1497    142:1843   
 143:1631    144:1023    145:465     146:2143    147:2054    148:2596   
 149:2906    150:1205    151:1637    152:2102    153:570     154:8233   
 155:1563    156:3461    157:1871    158:1256    159:2423    160:3585   
 161:1843    162:3667    163:1804    164:1716    165:2190    166:1321   
 167:1896    168:4253    169:805     170:5299    171:1000    172:4138   
 173:3247    174:917     175:1288    176:3645    177:5601    178:3846   
 179:2371    180:2587    181:4097    182:3369    183:2016    184:2272   
 185:21618   186:5443    187:4737    188:4282    189:4348    190:9832   
 191:1989    192:11259   193:9395    194:7777    195:5583    196:3504   
 197:3745    198:6098    199:8308    200:8465    201:6421    202:10437  
 203:10639   204:4548    205:3646    206:4646    207:3500    208:4209   
 209:5150    210:4565    211:2511    212:4552    213:3798    214:1049   
 215:42      216:6655    217:3138    218:1352    219:388     220:2109   
 221:1056    222:715     223:2317   

End of report


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