[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Thu Nov 28 20:16:59 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 28 Nov, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              256182
    Prefixes after maximum aggregation (per Origin AS):          114356
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      139994
    Number of IPv4 prefixes with a valid ROA:                    112131
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         144030
Total ASes present in the Internet Routing Table:                 20360
    Prefixes per ASN:                                             12.58
Origin-only ASes present in the Internet Routing Table:           17511
Origin ASes announcing only one prefix:                            7821
Transit ASes present in the Internet Routing Table:                2849
Transit-only ASes present in the Internet Routing Table:            734
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      30
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               324
    Number of instances of unregistered ASNs:                       325
Number of 32-bit ASNs allocated by the RIRs:                      45925
Number of 32-bit ASNs visible in the Routing Table:                7864
Prefixes from 32-bit ASNs in the Routing Table:                   29498
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            146
Number of addresses announced to Internet:                   1487981309
    Equivalent to 88 /8s, 176 /16s and 202 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.1
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       81886

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

Prefixes being announced by APNIC Region ASes:                    31587
    Total APNIC prefixes after maximum aggregation:                7651
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           30828
    Unique aggregates announced from the APNIC address blocks:     8632
APNIC Region origin ASes present in the Internet Routing Table:    1179
    APNIC Prefixes per ASN:                                       26.15
APNIC Region origin ASes announcing only one prefix:                457
APNIC Region transit ASes present in the Internet Routing Table:    214
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    510
Number of APNIC addresses announced to Internet:              172488044
    Equivalent to 10 /8s, 71 /16s and 245 /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:                    116758
    Total ARIN prefixes after maximum aggregation:                62157
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115592
    Unique aggregates announced from the ARIN address blocks:     66167
ARIN Region origin ASes present in the Internet Routing Table:     9073
    ARIN Prefixes per ASN:                                        12.74
ARIN Region origin ASes announcing only one prefix:                3778
ARIN Region transit ASes present in the Internet Routing Table:     839
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2031
Number of ARIN addresses announced to Internet:               873746817
    Equivalent to 52 /8s, 20 /16s and 81 /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:                     48549
    Total RIPE prefixes after maximum aggregation:                26440
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            49768
    Unique aggregates announced from the RIPE address blocks:     36263
RIPE Region origin ASes present in the Internet Routing Table:     4711
    RIPE Prefixes per ASN:                                        10.56
RIPE Region origin ASes announcing only one prefix:                2002
RIPE Region transit ASes present in the Internet Routing Table:     696
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1855
Number of RIPE addresses announced to Internet:               302303184
    Equivalent to 18 /8s, 4 /16s and 199 /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:                   49033
    Total LACNIC prefixes after maximum aggregation:              14905
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          47865
    Unique aggregates announced from the LACNIC address blocks:   22932
LACNIC Region origin ASes present in the Internet Routing Table:   4223
    LACNIC Prefixes per ASN:                                      11.33
LACNIC Region origin ASes announcing only one prefix:              1452
LACNIC Region transit ASes present in the Internet Routing Table:   878
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3317
Number of LACNIC addresses announced to Internet:              99053632
    Equivalent to 5 /8s, 231 /16s and 112 /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:                   9931
    Total AfriNIC prefixes after maximum aggregation:              2980
    AfriNIC Deaggregation factor:                                  3.33
Prefixes being announced from the AfriNIC address blocks:         11983
    Unique aggregates announced from the AfriNIC address blocks:   5876
AfriNIC Region origin ASes present in the Internet Routing Table:   307
    AfriNIC Prefixes per ASN:                                     39.03
AfriNIC Region origin ASes announcing only one prefix:              132
AfriNIC Region transit ASes present in the Internet Routing Table:   82
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  151
Number of AfriNIC addresses announced to Internet:             40313600
    Equivalent to 2 /8s, 103 /16s and 35 /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        9882       8752      84  CHINAMOBILE-CN China Mobile Communication
 56046        1564        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1495        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         603       2202     464  SINET-AS Research Organization of Informa
 17676         521       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         483        497      69  CMNET-V4HENAN-AS-AP Henan Mobile Communic

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       11106      11970    3938  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3197      23566    2046  ATT-INTERNET4, US
   367        2497       3014    1176  DNIC-ASBLK-00306-00371, US
 22773        2472       2082     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2244        152    1383  USDA-1, US
 11776        1875        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1753       3437     433  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1535        163     808  AS-COLOCROSSING, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1295        101    1039  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         792       2072     689  GTT-BACKBONE GTT, US
  8452         672       1760     135  TE-AS TE-AS, EG
  8376         670         59      30  Jordan Data Communications, JO
 25019         613        998     130  SAUDINETSTC-AS, SA
212238         588         43     522  CDNEXT, GB
  3320         578       8322     489  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        6168       1743     883  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1226  Telmex Colombia S.A., CO
  3816        1323        781     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 26615        1020       2503      53  TIM SA, BR
 18881         867       1128      28  TELEFONICA BRASIL S.A, BR
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         545       2886      72  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1400        389      16  LINKdotNET-AS, EG
 20011         942        165     258  INTERNET-SOLUTIONS, ZA
 24835         749        368     159  RAYA-AS, EG
 37069         599       1047      14  MOBINIL, EG
 29571         585         52     288  ORANGE-COTE-IVOIRE, CI
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 36914         470         82       3  KENET-AS, KE
 36903         446        209     308  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       11106      11970    3938  AMAZON-02, US
  9808        9882       8752      84  CHINAMOBILE-CN China Mobile Communication
  8151        6168       1743     883  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3197      23566    2046  ATT-INTERNET4, US
   367        2497       3014    1176  DNIC-ASBLK-00306-00371, US
 22773        2472       2082     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2244        152    1383  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 11776        1875        256     220  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808        9882         9798  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6168         5285  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2472         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1875         1655  ATLANTICBB-JOHNSTOWN, US
 56047        1495         1445  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1400         1384  LINKdotNET-AS, EG
 56046        1564         1380  CMNET-JIANGSU-AP China Mobile communications co

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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        /8:13       /9:10      /10:28      /11:38      /12:137     
/13:194     /14:523     /15:1019    /16:6816    /17:3376    /18:4078    
/19:7537    /20:12225   /21:15130   /22:27493   /23:27623   /24:149734  
/25:52      /26:72      /27:37      /28:17      /29:16      /30:10      
/31:0       /32:4       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
  8151        3223        6168  UNINET, MX
 16509        2276       11106  AMAZON-02, US
 22773        1869        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1458        3197  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1875  ATLANTICBB-JOHNSTOWN, US
 19901         882        1055  BRSPD-PUBLIC, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:65        2:521       3:523       4:5         5:814       6:153    
   7:5         8:666      11:171      12:1004     13:312      14:119    
  15:297      16:234      17:5        18:872      20:130      21:4      
  22:188      23:2277     24:661      27:37       29:19       31:433    
  32:19       34:9        35:102      36:1217     37:660      38:1760   
  39:537      40:52       41:938      42:211      43:205      44:32     
  45:3751     46:1059     47:93       49:29       50:385      51:370    
  52:1409     54:274      55:949      56:8        57:17       58:35     
  59:29       60:15       61:64       62:534      63:767      64:1749   
  65:1140     66:1561     67:976      68:523      69:1151     70:302    
  71:209      72:602      74:917      75:427      76:258      77:431    
  78:329      79:290      80:336      81:402      82:362      83:199    
  84:333      85:496      86:230      87:236      88:257      89:826    
  90:101      91:1041     92:641      93:465      94:789      95:549    
  96:217      97:55       98:529      99:164     100:27      101:27     
 102:339     103:1173    104:1056    105:83      106:50      107:1219   
 108:489     109:410     110:42      111:1875    112:465     113:44     
 114:54      115:20      116:46      117:982     118:167     119:121    
 120:1142    121:44      122:145     123:156     124:64      125:22     
 128:450     129:325     130:670     131:943     132:577     133:209    
 134:471     135:108     136:549     137:585     138:1012    139:392    
 140:682     141:451     142:921     143:702     144:413     145:91     
 146:633     147:500     148:716     149:647     150:333     151:638    
 152:674     153:133     154:787     155:747     156:789     157:386    
 158:482     159:670     160:644     161:593     162:901     163:401    
 164:742     165:810     166:606     167:637     168:1549    169:148    
 170:1582    171:103     172:1170    173:759     174:296     175:54     
 176:407     177:1095    178:460     179:829     180:90      181:1854   
 182:47      183:860     184:451     185:3237    186:2344    187:1066   
 188:782     189:1489    190:4995    191:465     192:4937    193:1905   
 194:1337    195:938     196:786     197:1625    198:2568    199:4591   
 200:3959    201:3263    202:1091    203:693     204:2101    205:2010   
 206:1647    207:1420    208:1309    209:1950    210:320     211:429    
 212:974     213:753     214:1018    215:42      216:2419    217:492    
 218:519     219:22      220:31      221:301     222:29      223:703    


End of report


More information about the ren-bgp-stats-all mailing list