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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 2 20:17:03 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 02 Dec, 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:                              255972
    Prefixes after maximum aggregation (per Origin AS):          114331
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      140097
    Number of IPv4 prefixes with a valid ROA:                    112410
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         143541
Total ASes present in the Internet Routing Table:                 20411
    Prefixes per ASN:                                             12.54
Origin-only ASes present in the Internet Routing Table:           17541
Origin ASes announcing only one prefix:                            7861
Transit ASes present in the Internet Routing Table:                2870
Transit-only ASes present in the Internet Routing Table:            741
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:                                      27
    Max AS path prepend of ASN (273217)                              20
Prefixes from unregistered ASNs in the Routing Table:               325
    Number of instances of unregistered ASNs:                       326
Number of 32-bit ASNs allocated by the RIRs:                      45931
Number of 32-bit ASNs visible in the Routing Table:                7905
Prefixes from 32-bit ASNs in the Routing Table:                   29722
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:                   1480450813
    Equivalent to 88 /8s, 61 /16s and 226 /24s
    Percentage of available address space announced:               40.0
    Percentage of allocated address space announced:               39.9
    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:       81674

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

Prefixes being announced by APNIC Region ASes:                    31722
    Total APNIC prefixes after maximum aggregation:                7724
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           30983
    Unique aggregates announced from the APNIC address blocks:     8727
APNIC Region origin ASes present in the Internet Routing Table:    1194
    APNIC Prefixes per ASN:                                       25.95
APNIC Region origin ASes announcing only one prefix:                467
APNIC Region transit ASes present in the Internet Routing Table:    216
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:    518
Number of APNIC addresses announced to Internet:              172897388
    Equivalent to 10 /8s, 78 /16s and 52 /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:                    116723
    Total ARIN prefixes after maximum aggregation:                62165
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115507
    Unique aggregates announced from the ARIN address blocks:     66137
ARIN Region origin ASes present in the Internet Routing Table:     9074
    ARIN Prefixes per ASN:                                        12.73
ARIN Region origin ASes announcing only one prefix:                3780
ARIN Region transit ASes present in the Internet Routing Table:     833
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:               873842049
    Equivalent to 52 /8s, 21 /16s and 197 /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:                     48415
    Total RIPE prefixes after maximum aggregation:                26297
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            49691
    Unique aggregates announced from the RIPE address blocks:     36203
RIPE Region origin ASes present in the Internet Routing Table:     4719
    RIPE Prefixes per ASN:                                        10.53
RIPE Region origin ASes announcing only one prefix:                2002
RIPE Region transit ASes present in the Internet Routing Table:     704
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1863
Number of RIPE addresses announced to Internet:               294039504
    Equivalent to 17 /8s, 134 /16s and 175 /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:                   48634
    Total LACNIC prefixes after maximum aggregation:              14916
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          47440
    Unique aggregates announced from the LACNIC address blocks:   22979
LACNIC Region origin ASes present in the Internet Routing Table:   4250
    LACNIC Prefixes per ASN:                                      11.16
LACNIC Region origin ASes announcing only one prefix:              1486
LACNIC Region transit ASes present in the Internet Routing Table:   886
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3345
Number of LACNIC addresses announced to Internet:              99113024
    Equivalent to 5 /8s, 232 /16s and 88 /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:                  10153
    Total AfriNIC prefixes after maximum aggregation:              3005
    AfriNIC Deaggregation factor:                                  3.38
Prefixes being announced from the AfriNIC address blocks:         12205
    Unique aggregates announced from the AfriNIC address blocks:   5927
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     40.68
AfriNIC Region origin ASes announcing only one prefix:              126
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  148
Number of AfriNIC addresses announced to Internet:             40486400
    Equivalent to 2 /8s, 105 /16s and 198 /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        9883       8752      84  CHINAMOBILE-CN China Mobile Communication
 56046        1566        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1499        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       11087      11967    3953  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3189      23565    2039  ATT-INTERNET4, US
   367        2496       3012    1179  DNIC-ASBLK-00306-00371, US
 22773        2473       2081     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2244        152    1385  USDA-1, US
 11776        1876        257     219  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        1289        100    1035  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         792       2072     689  GTT-BACKBONE GTT, US
  8376         676         59      31  Jordan Data Communications, JO
  8452         672       1760     135  TE-AS TE-AS, EG
 25019         613        998     130  SAUDINETSTC-AS, SA
212238         587         43     521  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        5693       1731     840  UNINET, MX
 11830        1992        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        1113        371      22  Telefonica del Peru S.A.A., PE
 26615        1020       2503      53  TIM SA, BR
 18881         869       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         546       2888      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        1494        389      16  LINKdotNET-AS, EG
 20011         942        165     258  INTERNET-SOLUTIONS, ZA
 24835         749        368     159  RAYA-AS, EG
 37069         595       1046      14  MOBINIL, EG
 29571         588         52     290  ORANGE-COTE-IVOIRE, CI
 36992         585        982     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 36914         552         82       3  KENET-AS, KE
 36903         446        209     308  MT-MPLS, MA
  2018         380        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       11087      11967    3953  AMAZON-02, US
  9808        9883       8752      84  CHINAMOBILE-CN China Mobile Communication
  8151        5693       1731     840  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3189      23565    2039  ATT-INTERNET4, US
   367        2496       3012    1179  DNIC-ASBLK-00306-00371, US
 22773        2473       2081     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2244        152    1385  USDA-1, US
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 11776        1876        257     219  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        9883         9799  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5693         4853  UNINET, MX
 11830        1992         1928  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2473         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1876         1657  ATLANTICBB-JOHNSTOWN, US
 24863        1494         1478  LINKdotNET-AS, EG
 56047        1499         1449  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1566         1382  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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW

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      /12:134     
/13:193     /14:516     /15:1016    /16:6792    /17:3367    /18:4099    
/19:7509    /20:12332   /21:15016   /22:27512   /23:27551   /24:149643  
/25:50      /26:72      /27:37      /28:16      /29:16      /30:8       
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2850        5693  UNINET, MX
 16509        2269       11087  AMAZON-02, US
 22773        1870        2473  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1690        1992  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1457        3189  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        1876  ATLANTICBB-JOHNSTOWN, US
 19901         884        1057  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        2:487       3:522       4:5         5:823       6:153    
   7:5         8:668      11:171      12:1001     13:312      14:145    
  15:294      16:234      17:5        18:867      20:127      21:4      
  22:188      23:2277     24:648      27:36       29:19       31:434    
  32:19       34:9        35:102      36:1222     37:622      38:1763   
  39:537      40:52       41:995      42:210      43:207      44:33     
  45:3772     46:1042     47:94       49:29       50:358      51:369    
  52:1410     54:295      55:942      56:8        57:17       58:32     
  59:29       60:13       61:64       62:513      63:770      64:1754   
  65:1139     66:1566     67:976      68:524      69:1162     70:303    
  71:208      72:605      74:914      75:427      76:257      77:432    
  78:318      79:292      80:357      81:409      82:353      83:190    
  84:344      85:490      86:239      87:218      88:260      89:828    
  90:100      91:1058     92:655      93:466      94:822      95:554    
  96:219      97:55       98:534      99:164     100:27      101:27     
 102:338     103:1182    104:1055    105:91      106:50      107:1221   
 108:487     109:400     110:42      111:1876    112:465     113:45     
 114:54      115:19      116:47      117:982     118:168     119:122    
 120:1144    121:45      122:144     123:159     124:54      125:22     
 128:450     129:326     130:673     131:941     132:572     133:209    
 134:474     135:108     136:545     137:588     138:1006    139:396    
 140:670     141:449     142:921     143:710     144:411     145:86     
 146:637     147:503     148:733     149:649     150:332     151:641    
 152:673     153:136     154:780     155:747     156:797     157:380    
 158:492     159:670     160:645     161:617     162:898     163:403    
 164:742     165:812     166:604     167:633     168:1560    169:147    
 170:1534    171:103     172:1167    173:764     174:296     175:54     
 176:402     177:1118    178:472     179:863     180:91      181:1907   
 182:45      183:858     184:458     185:3290    186:2341    187:916    
 188:775     189:1346    190:5020    191:459     192:4933    193:1878   
 194:1330    195:928     196:777     197:1626    198:2564    199:4596   
 200:3941    201:3292    202:1093    203:696     204:2102    205:1983   
 206:1644    207:1429    208:1308    209:1940    210:320     211:428    
 212:1006    213:746     214:1011    215:42      216:2400    217:501    
 218:521     219:22      220:31      221:301     222:29      223:704    


End of report


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