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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 29 18:45:49 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 29 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:                              991196
    Prefixes after maximum aggregation (per Origin AS):          371749
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      473477
    Number of IPv4 prefixes with a valid ROA:                    537073
    Number of IPv4 prefixes with an invalid ROA:                    489
    Number of IPv4 prefixes with no ROA:                         453634
Total ASes present in the Internet Routing Table:                 76503
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65774
Origin ASes announcing only one prefix:                           26481
Transit ASes present in the Internet Routing Table:               10729
Transit-only ASes present in the Internet Routing Table:            520
Paths with bogon ASNs present in the IPv4 Routing Table:             37
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:              1102
    Number of instances of unregistered ASNs:                      1109
Number of 32-bit ASNs allocated by the RIRs:                      46079
Number of 32-bit ASNs visible in the Routing Table:               37702
Prefixes from 32-bit ASNs in the Routing Table:                  204433
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:            531
Number of addresses announced to Internet:                   3114571520
    Equivalent to 185 /8s, 164 /16s and 151 /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:      327321

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

Prefixes being announced by APNIC Region ASes:                   256417
    Total APNIC prefixes after maximum aggregation:               76139
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248047
    Unique aggregates announced from the APNIC address blocks:   102530
APNIC Region origin ASes present in the Internet Routing Table:   14426
    APNIC Prefixes per ASN:                                       17.19
APNIC Region origin ASes announcing only one prefix:               4406
APNIC Region transit ASes present in the Internet Routing Table:   1899
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:   9950
Number of APNIC addresses announced to Internet:              753373440
    Equivalent to 44 /8s, 231 /16s and 145 /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:                    289617
    Total ARIN prefixes after maximum aggregation:               127103
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           291399
    Unique aggregates announced from the ARIN address blocks:    134691
ARIN Region origin ASes present in the Internet Routing Table:    19187
    ARIN Prefixes per ASN:                                        15.19
ARIN Region origin ASes announcing only one prefix:                7015
ARIN Region transit ASes present in the Internet Routing Table:    1928
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:    5124
Number of ARIN addresses announced to Internet:              1344979712
    Equivalent to 80 /8s, 42 /16s and 195 /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:                    274906
    Total RIPE prefixes after maximum aggregation:               131928
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271852
    Unique aggregates announced from the RIPE address blocks:    171612
RIPE Region origin ASes present in the Internet Routing Table:    28875
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12050
RIPE Region transit ASes present in the Internet Routing Table:    3912
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:   12230
Number of RIPE addresses announced to Internet:               733456896
    Equivalent to 43 /8s, 183 /16s and 170 /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:                  132193
    Total LACNIC prefixes after maximum aggregation:              29100
    LACNIC Deaggregation factor:                                   4.54
Prefixes being announced from the LACNIC address blocks:         129353
    Unique aggregates announced from the LACNIC address blocks:   48842
LACNIC Region origin ASes present in the Internet Routing Table:  11193
    LACNIC Prefixes per ASN:                                      11.56
LACNIC Region origin ASes announcing only one prefix:              2350
LACNIC Region transit ASes present in the Internet Routing Table:  2464
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:  9122
Number of LACNIC addresses announced to Internet:             177915648
    Equivalent to 10 /8s, 154 /16s and 199 /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:                  36961
    Total AfriNIC prefixes after maximum aggregation:              6792
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         50014
    Unique aggregates announced from the AfriNIC address blocks:  15376
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     26.10
AfriNIC Region origin ASes announcing only one prefix:              660
AfriNIC Region transit ASes present in the Internet Routing Table:  372
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: 1276
Number of AfriNIC addresses announced to Internet:            104582912
    Equivalent to 6 /8s, 59 /16s and 207 /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        4170        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4164        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        2202        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       12605      38886    3719  AMAZON-02, US
   174        6061       8759     884  COGENT-174, US
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3384       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        2964       1279    2185  AKAMAI-AS, US
396982        2906       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        7758       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3973       3395     127  AKAMAI-ASN1, NL
  9009        3761        322    1907  M247, RO
 12389        2985       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1905        136    1405  CDNEXT, GB
  8452        1616       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       11703       3224     603  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2519        539     366  Mega Cable, S.A. de C.V., MX
 11830        1988        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        777     210  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        1648        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         555         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       12605      38886    3719  AMAZON-02, US
  8151       11703       3224     603  UNINET, MX
  9808       10335       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7758       1711     144  UNI2-AS, ES
  7545        6199        843     657  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6061       8759     884  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
 18403        4170        347      23  FPT-AS-AP FPT Telecom Company, VN

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       11703        11100  UNINET, MX
  9808       10335        10248  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7758         7614  UNI2-AS, ES
  7545        6199         5542  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6061         5177  COGENT-174, US
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4170         4147  FPT-AS-AP FPT Telecom Company, VN
 11492        4697         4145  CABLEONE, US
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4164         3892  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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, 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
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, 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      /12:308     
/13:588     /14:1232    /15:2191    /16:14003   /17:8338    /18:13894   
/19:24786   /20:44395   /21:52657   /22:113286  /23:104667  /24:610684  
/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        7758  UNI2-AS, ES
  8151        5897       11703  UNINET, MX
 11492        3555        4697  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3125        4177  VIASAT-SP-BACKBONE, US
 22773        2519        3384  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2248       12605  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)
----------------------------------------------

   1:2296      2:1537      3:565       4:9         5:4925      6:165    
   7:6         8:1548      9:1        11:172      12:1383     13:345    
  14:2496     15:342      16:270      17:359      18:905      20:457    
  21:4        22:188      23:7284     24:2774     25:2        27:2733   
  29:19       31:3137     32:47       34:74       35:184      36:2413   
  37:4645     38:10393    39:896      40:151      41:4424     42:1913   
  43:2539     44:346      45:18929    46:5005     47:293      49:1997   
  50:1868     51:588      52:1570     54:307      55:1138     56:9      
  57:246      58:2213     59:1187     60:1161     61:2876     62:3011   
  63:1840     64:5523     65:2217     66:4703     67:3058     68:1166   
  69:4058     70:1105     71:612      72:2929     74:2800     75:1641   
  76:628      77:2729     78:1861     79:1725     80:2232     81:2075   
  82:2128     83:1430     84:1804     85:3295     86:998      87:2443   
  88:1296     89:4394     90:754      91:8432     92:2777     93:2930   
  94:3939     95:4189     96:1294     97:308      98:987      99:737    
 100:71      101:1378    102:4215    103:32382   104:4651    105:1117   
 106:1013    107:2601    108:1171    109:4123    110:2214    111:3364   
 112:2051    113:1788    114:1945    115:2237    116:2041    117:2745   
 118:2769    119:1963    120:1873    121:1353    122:2754    123:2171   
 124:1596    125:2865    126:94      128:1615    129:1025    130:1294   
 131:1939    132:812     133:451     134:1515    135:368     136:1341   
 137:1111    138:3054    139:1586    140:1536    141:1500    142:1844   
 143:1635    144:1020    145:465     146:2146    147:2055    148:2594   
 149:2912    150:1201    151:1641    152:2096    153:570     154:8216   
 155:1564    156:3461    157:1877    158:1252    159:2423    160:3586   
 161:1842    162:3665    163:1802    164:1720    165:2191    166:1323   
 167:1895    168:4256    169:803     170:5308    171:999     172:4197   
 173:3249    174:917     175:1288    176:3640    177:5586    178:3845   
 179:2358    180:2585    181:4098    182:3374    183:2015    184:2274   
 185:21630   186:5423    187:4741    188:4283    189:4346    190:9792   
 191:1990    192:11257   193:9392    194:7780    195:5585    196:3509   
 197:3749    198:6097    199:8313    200:8481    201:6422    202:10436  
 203:10657   204:4542    205:3643    206:4648    207:3500    208:4212   
 209:5142    210:4565    211:2511    212:4539    213:3795    214:1050   
 215:42      216:6647    217:3172    218:1350    219:388     220:2109   
 221:1055    222:715     223:2314   

End of report


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