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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Oct 24 20:17:04 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 24 Oct, 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:                              250679
    Prefixes after maximum aggregation (per Origin AS):          110750
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      134073
    Number of IPv4 prefixes with a valid ROA:                    109810
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         140842
Total ASes present in the Internet Routing Table:                 20164
    Prefixes per ASN:                                             12.43
Origin-only ASes present in the Internet Routing Table:           17332
Origin ASes announcing only one prefix:                            7774
Transit ASes present in the Internet Routing Table:                2832
Transit-only ASes present in the Internet Routing Table:            710
Paths with bogon ASNs present in the IPv4 Routing Table:              7
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               337
    Number of instances of unregistered ASNs:                       338
Number of 32-bit ASNs allocated by the RIRs:                      45616
Number of 32-bit ASNs visible in the Routing Table:                7836
Prefixes from 32-bit ASNs in the Routing Table:                   28879
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:            173
Number of addresses announced to Internet:                   1486552861
    Equivalent to 88 /8s, 154 /16s and 255 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.2
    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:       79857

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

Prefixes being announced by APNIC Region ASes:                    31986
    Total APNIC prefixes after maximum aggregation:                7742
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           31286
    Unique aggregates announced from the APNIC address blocks:     8979
APNIC Region origin ASes present in the Internet Routing Table:    1197
    APNIC Prefixes per ASN:                                       26.14
APNIC Region origin ASes announcing only one prefix:                466
APNIC Region transit ASes present in the Internet Routing Table:    208
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    531
Number of APNIC addresses announced to Internet:              180909164
    Equivalent to 10 /8s, 200 /16s and 116 /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:                    112683
    Total ARIN prefixes after maximum aggregation:                59902
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111934
    Unique aggregates announced from the ARIN address blocks:     62848
ARIN Region origin ASes present in the Internet Routing Table:     8980
    ARIN Prefixes per ASN:                                        12.46
ARIN Region origin ASes announcing only one prefix:                3716
ARIN Region transit ASes present in the Internet Routing Table:     824
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:    1976
Number of ARIN addresses announced to Internet:               872169377
    Equivalent to 51 /8s, 252 /16s and 63 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                     47712
    Total RIPE prefixes after maximum aggregation:                25260
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            48646
    Unique aggregates announced from the RIPE address blocks:     34437
RIPE Region origin ASes present in the Internet Routing Table:     4516
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                1953
RIPE Region transit ASes present in the Internet Routing Table:     669
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1769
Number of RIPE addresses announced to Internet:               294021072
    Equivalent to 17 /8s, 134 /16s and 103 /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,
                        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:                   48404
    Total LACNIC prefixes after maximum aggregation:              14544
    LACNIC Deaggregation factor:                                   3.33
Prefixes being announced from the LACNIC address blocks:          47288
    Unique aggregates announced from the LACNIC address blocks:   22647
LACNIC Region origin ASes present in the Internet Routing Table:   4319
    LACNIC Prefixes per ASN:                                      10.95
LACNIC Region origin ASes announcing only one prefix:              1511
LACNIC Region transit ASes present in the Internet Routing Table:   903
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3400
Number of LACNIC addresses announced to Internet:              98918720
    Equivalent to 5 /8s, 229 /16s and 97 /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:                   9557
    Total AfriNIC prefixes after maximum aggregation:              3072
    AfriNIC Deaggregation factor:                                  3.11
Prefixes being announced from the AfriNIC address blocks:         11352
    Unique aggregates announced from the AfriNIC address blocks:   5018
AfriNIC Region origin ASes present in the Internet Routing Table:   305
    AfriNIC Prefixes per ASN:                                     37.22
AfriNIC Region origin ASes announcing only one prefix:              128
AfriNIC Region transit ASes present in the Internet Routing Table:   88
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  160
Number of AfriNIC addresses announced to Internet:             40436992
    Equivalent to 2 /8s, 105 /16s and 5 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9896       8751      79  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         539       9967     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        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       10907      11915    3821  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3157      23667    1968  ATT-INTERNET4, US
   367        2491       3024    1169  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2183        148    1365  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1792       3366     436  CELLCO-PART, US
   209        1678       4897     301  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1399       1047     109  ATT-MOBILITY-LLC-AS20057, 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        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1290        100    1041  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         675         57      28  Jordan Data Communications, JO
 25019         587        991     137  SAUDINETSTC-AS, SA
  3320         574       8320     482  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         493         37     444  CDNEXT, GB

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        5836       1721     724  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1745        260    1227  Telmex Colombia S.A., CO
  3816        1319        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 26615        1033       2503      53  TIM SA, BR
 18881         853       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         522       2848      74  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        1418        389      16  LINKdotNET-AS, EG
 29571         856         65     329  ORANGE-COTE-IVOIRE, CI
 36935         627        121     162  Vodafone-, EG
 36992         567        925     264  ETISALAT-MISR, EG
 36914         516         82       3  KENET-AS, KE
 24835         515        339     187  RAYA-AS, EG
 37069         444       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         379        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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       10907      11915    3821  AMAZON-02, US
  9808        9896       8751      79  CHINAMOBILE-CN China Mobile Communication
  8151        5836       1721     724  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3157      23667    1968  ATT-INTERNET4, US
   367        2491       3024    1169  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2183        148    1365  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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        9896         9817  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5836         5112  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2468         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1418         1402  LINKdotNET-AS, EG
   209        1678         1377  CENTURYLINK-US-LEGACY-QWEST, US

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
      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
     13342  UNALLOCATED  12.17.5.0/24              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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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      /12:139     
/13:194     /14:520     /15:1021    /16:6882    /17:3364    /18:4004    
/19:7438    /20:11901   /21:14645   /22:26717   /23:27075   /24:146486  
/25:47      /26:70      /27:38      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3109        5836  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2215       10907  AMAZON-02, US
 22773        1864        2468  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1419        3157  ATT-INTERNET4, US
 10620         981        1745  Telmex Colombia S.A., CO
   209         951        1678  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         860        1792  CELLCO-PART, US

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

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

   1:65        2:519       3:499       4:5         5:1041      6:155    
   7:5         8:682      11:171      12:1012     13:304      14:114    
  15:293      16:225      17:5        18:867      20:109      21:4      
  22:188      23:2078     24:625      27:56       29:19       31:343    
  32:25       34:9        35:73       36:1194     37:721      38:1682   
  39:534      40:53       41:1101     42:235      43:207      44:34     
  45:3722     46:794      47:95       49:53       50:350      51:370    
  52:1414     54:296      55:955      56:8        57:16       58:31     
  59:30       60:16       61:63       62:479      63:768      64:1743   
  65:1097     66:1516     67:914      68:520      69:1127     70:301    
  71:206      72:556      74:920      75:410      76:233      77:395    
  78:588      79:257      80:321      81:389      82:307      83:194    
  84:329      85:474      86:226      87:217      88:235      89:803    
  90:97       91:1002     92:648      93:836      94:639      95:663    
  96:195      97:47       98:528      99:165     100:26      101:27     
 102:399     103:1294    104:877     105:137     106:72      107:779    
 108:434     109:399     110:41      111:1868    112:467     113:41     
 114:56      115:23      116:44      117:978     118:176     119:114    
 120:1174    121:46      122:155     123:156     124:68      125:21     
 128:387     129:320     130:655     131:930     132:563     133:208    
 134:448     135:102     136:504     137:583     138:1037    139:390    
 140:648     141:561     142:901     143:721     144:405     145:68     
 146:648     147:505     148:700     149:610     150:336     151:631    
 152:664     153:136     154:636     155:750     156:739     157:376    
 158:445     159:636     160:779     161:617     162:852     163:376    
 164:740     165:786     166:598     167:644     168:1509    169:131    
 170:1576    171:100     172:1094    173:771     174:287     175:42     
 176:356     177:1157    178:443     179:821     180:84      181:1847   
 182:40      183:850     184:439     185:3061    186:2294    187:1124   
 188:749     189:1470    190:4976    191:474     192:4773    193:1832   
 194:1307    195:913     196:706     197:1135    198:2443    199:4518   
 200:3822    201:3164    202:1118    203:684     204:2092    205:2006   
 206:1562    207:1404    208:1228    209:1865    210:327     211:430    
 212:950     213:717     214:1027    215:39      216:2332    217:477    
 218:521     219:21      220:52      221:301     222:18      223:690    


End of report


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