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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Oct 28 20:17:03 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 28 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:                              250549
    Prefixes after maximum aggregation (per Origin AS):          111035
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      134558
    Number of IPv4 prefixes with a valid ROA:                    110016
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         140511
Total ASes present in the Internet Routing Table:                 20124
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           17312
Origin ASes announcing only one prefix:                            7766
Transit ASes present in the Internet Routing Table:                2812
Transit-only ASes present in the Internet Routing Table:            717
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:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               345
    Number of instances of unregistered ASNs:                       346
Number of 32-bit ASNs allocated by the RIRs:                      45667
Number of 32-bit ASNs visible in the Routing Table:                7744
Prefixes from 32-bit ASNs in the Routing Table:                   28458
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:            171
Number of addresses announced to Internet:                   1490559293
    Equivalent to 88 /8s, 216 /16s and 33 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       80035

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

Prefixes being announced by APNIC Region ASes:                    31953
    Total APNIC prefixes after maximum aggregation:                7751
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:           31231
    Unique aggregates announced from the APNIC address blocks:     8980
APNIC Region origin ASes present in the Internet Routing Table:    1172
    APNIC Prefixes per ASN:                                       26.65
APNIC Region origin ASes announcing only one prefix:                454
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:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    523
Number of APNIC addresses announced to Internet:              181781356
    Equivalent to 10 /8s, 213 /16s and 195 /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:                    113018
    Total ARIN prefixes after maximum aggregation:                60131
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111984
    Unique aggregates announced from the ARIN address blocks:     63302
ARIN Region origin ASes present in the Internet Routing Table:     8982
    ARIN Prefixes per ASN:                                        12.47
ARIN Region origin ASes announcing only one prefix:                3723
ARIN Region transit ASes present in the Internet Routing Table:     822
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:    1974
Number of ARIN addresses announced to Internet:               869400513
    Equivalent to 51 /8s, 209 /16s and 255 /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:                     48505
    Total RIPE prefixes after maximum aggregation:                25672
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49681
    Unique aggregates announced from the RIPE address blocks:     35060
RIPE Region origin ASes present in the Internet Routing Table:     4634
    RIPE Prefixes per ASN:                                        10.72
RIPE Region origin ASes announcing only one prefix:                1981
RIPE Region transit ASes present in the Internet Routing Table:     681
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1795
Number of RIPE addresses announced to Internet:               300918480
    Equivalent to 17 /8s, 239 /16s and 166 /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:                   47537
    Total LACNIC prefixes after maximum aggregation:              14285
    LACNIC Deaggregation factor:                                   3.33
Prefixes being announced from the LACNIC address blocks:          46403
    Unique aggregates announced from the LACNIC address blocks:   22239
LACNIC Region origin ASes present in the Internet Routing Table:   4185
    LACNIC Prefixes per ASN:                                      11.09
LACNIC Region origin ASes announcing only one prefix:              1484
LACNIC Region transit ASes present in the Internet Routing Table:   876
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:  3293
Number of LACNIC addresses announced to Internet:              98200640
    Equivalent to 5 /8s, 218 /16s and 108 /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:                   9191
    Total AfriNIC prefixes after maximum aggregation:              2970
    AfriNIC Deaggregation factor:                                  3.09
Prefixes being announced from the AfriNIC address blocks:         11079
    Unique aggregates announced from the AfriNIC address blocks:   4836
AfriNIC Region origin ASes present in the Internet Routing Table:   298
    AfriNIC Prefixes per ASN:                                     37.18
AfriNIC Region origin ASes announcing only one prefix:              124
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:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  159
Number of AfriNIC addresses announced to Internet:             40169216
    Equivalent to 2 /8s, 100 /16s and 239 /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        9905       8752      82  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         538       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       10959      11920    3836  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3161      23667    1970  ATT-INTERNET4, US
   367        2475       3006    1162  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2182        148    1368  USDA-1, US
 11776        1869        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1795       3384     438  CELLCO-PART, US
   209        1675       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1401       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        1279        100    1034  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         696       1842      17  TE-AS TE-AS, EG
  8376         653         57      29  Jordan Data Communications, JO
 25019         587        991     137  SAUDINETSTC-AS, SA
  3320         566       8321     478  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         491         37     442  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        5832       1697     708  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1745        260    1227  Telmex Colombia S.A., CO
  3816        1320        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        369      22  Telefonica del Peru S.A.A., PE
 26615        1037       2503      53  TIM SA, BR
 18881         852       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         537       2850      75  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        1392        389      16  LINKdotNET-AS, EG
 36935         644        126     175  Vodafone-, EG
 36992         568        927     265  ETISALAT-MISR, EG
 29571         555         50     265  ORANGE-COTE-IVOIRE, CI
 24835         530        339     187  RAYA-AS, EG
 36914         530         82       3  KENET-AS, KE
 37069         451       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        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       10959      11920    3836  AMAZON-02, US
  9808        9905       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        5832       1697     708  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3161      23667    1970  ATT-INTERNET4, US
   367        2475       3006    1162  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2182        148    1368  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        9905         9823  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5832         5124  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2472         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1869         1644  ATLANTICBB-JOHNSTOWN, US
 56047        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1675         1377  CENTURYLINK-US-LEGACY-QWEST, US
 24863        1392         1376  LINKdotNET-AS, EG

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
    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
     63305  UNALLOCATED  12.49.58.0/24             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     
/13:195     /14:527     /15:1026    /16:6888    /17:3374    /18:4037    
/19:7481    /20:11962   /21:14650   /22:26607   /23:27014   /24:146360  
/25:47      /26:68      /27:36      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3114        5832  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2234       10959  AMAZON-02, US
 22773        1867        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1422        3161  ATT-INTERNET4, US
 10620         981        1745  Telmex Colombia S.A., CO
   209         951        1675  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1869  ATLANTICBB-JOHNSTOWN, US
  6167         860        1795  CELLCO-PART, US

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

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

   1:64        2:524       3:504       4:5         5:1075      6:157    
   7:5         8:681      11:171      12:1011     13:315      14:115    
  15:293      16:231      17:5        18:866      20:112      21:4      
  22:188      23:2071     24:628      27:56       29:19       31:387    
  32:25       34:9        35:72       36:1195     37:722      38:1612   
  39:534      40:53       41:1046     42:228      43:206      44:31     
  45:3681     46:813      47:95       49:53       50:359      51:369    
  52:1414     54:296      55:954      56:8        57:16       58:31     
  59:30       60:16       61:64       62:486      63:772      64:1749   
  65:1114     66:1533     67:902      68:520      69:1115     70:297    
  71:206      72:555      74:940      75:414      76:225      77:419    
  78:590      79:280      80:322      81:408      82:318      83:197    
  84:330      85:503      86:223      87:210      88:238      89:818    
  90:96       91:980      92:646      93:837      94:663      95:704    
  96:194      97:59       98:527      99:166     100:26      101:27     
 102:376     103:1260    104:918     105:123     106:68      107:778    
 108:444     109:408     110:41      111:1864    112:466     113:41     
 114:57      115:23      116:44      117:978     118:173     119:113    
 120:1170    121:46      122:156     123:156     124:68      125:21     
 128:383     129:322     130:661     131:926     132:561     133:208    
 134:452     135:102     136:503     137:588     138:1004    139:395    
 140:655     141:564     142:902     143:711     144:408     145:70     
 146:649     147:505     148:702     149:610     150:335     151:607    
 152:667     153:135     154:713     155:748     156:756     157:390    
 158:459     159:646     160:627     161:613     162:868     163:380    
 164:759     165:788     166:597     167:643     168:1469    169:133    
 170:1515    171:104     172:1087    173:795     174:286     175:31     
 176:387     177:1112    178:512     179:787     180:75      181:1834   
 182:36      183:849     184:440     185:3106    186:2287    187:1064   
 188:762     189:1456    190:4887    191:461     192:4788    193:1875   
 194:1318    195:917     196:706     197:1120    198:2453    199:4530   
 200:3819    201:3146    202:1110    203:684     204:2051    205:2001   
 206:1550    207:1367    208:1236    209:1838    210:311     211:430    
 212:956     213:743     214:1021    215:41      216:2342    217:487    
 218:521     219:21      220:52      221:301     222:18      223:700    


End of report


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