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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 17 20:16:54 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 17 Sep, 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:                              240654
    Prefixes after maximum aggregation (per Origin AS):          106730
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      126893
    Number of IPv4 prefixes with a valid ROA:                    101283
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         139345
Total ASes present in the Internet Routing Table:                 19910
    Prefixes per ASN:                                             12.09
Origin-only ASes present in the Internet Routing Table:           17162
Origin ASes announcing only one prefix:                            7732
Transit ASes present in the Internet Routing Table:                2748
Transit-only ASes present in the Internet Routing Table:            717
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               319
    Number of instances of unregistered ASNs:                       320
Number of 32-bit ASNs allocated by the RIRs:                      45387
Number of 32-bit ASNs visible in the Routing Table:                7705
Prefixes from 32-bit ASNs in the Routing Table:                   26672
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:            165
Number of addresses announced to Internet:                   1503594973
    Equivalent to 89 /8s, 159 /16s and 9 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       74533

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

Prefixes being announced by APNIC Region ASes:                    31692
    Total APNIC prefixes after maximum aggregation:                7920
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31102
    Unique aggregates announced from the APNIC address blocks:     9135
APNIC Region origin ASes present in the Internet Routing Table:    1264
    APNIC Prefixes per ASN:                                       24.61
APNIC Region origin ASes announcing only one prefix:                506
APNIC Region transit ASes present in the Internet Routing Table:    219
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:    573
Number of APNIC addresses announced to Internet:              201008236
    Equivalent to 11 /8s, 251 /16s and 36 /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:                    110507
    Total ARIN prefixes after maximum aggregation:                59024
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           109146
    Unique aggregates announced from the ARIN address blocks:     60437
ARIN Region origin ASes present in the Internet Routing Table:     8892
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3728
ARIN Region transit ASes present in the Internet Routing Table:     792
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:    1936
Number of ARIN addresses announced to Internet:               871717025
    Equivalent to 51 /8s, 245 /16s and 88 /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:                     45557
    Total RIPE prefixes after maximum aggregation:                23928
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            46648
    Unique aggregates announced from the RIPE address blocks:     33012
RIPE Region origin ASes present in the Internet Routing Table:     4441
    RIPE Prefixes per ASN:                                        10.50
RIPE Region origin ASes announcing only one prefix:                1914
RIPE Region transit ASes present in the Internet Routing Table:     657
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          22
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1739
Number of RIPE addresses announced to Internet:               295981264
    Equivalent to 17 /8s, 164 /16s and 80 /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:                   43621
    Total LACNIC prefixes after maximum aggregation:              13371
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          43033
    Unique aggregates announced from the LACNIC address blocks:   20370
LACNIC Region origin ASes present in the Internet Routing Table:   4207
    LACNIC Prefixes per ASN:                                      10.23
LACNIC Region origin ASes announcing only one prefix:              1476
LACNIC Region transit ASes present in the Internet Routing Table:   877
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:  3326
Number of LACNIC addresses announced to Internet:              94604800
    Equivalent to 5 /8s, 163 /16s and 142 /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:                   8958
    Total AfriNIC prefixes after maximum aggregation:              2267
    AfriNIC Deaggregation factor:                                  3.95
Prefixes being announced from the AfriNIC address blocks:         10560
    Unique aggregates announced from the AfriNIC address blocks:   3801
AfriNIC Region origin ASes present in the Internet Routing Table:   252
    AfriNIC Prefixes per ASN:                                     41.90
AfriNIC Region origin ASes announcing only one prefix:              108
AfriNIC Region transit ASes present in the Internet Routing Table:   74
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  131
Number of AfriNIC addresses announced to Internet:             40198400
    Equivalent to 2 /8s, 101 /16s and 97 /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        9755       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         559      10591     151  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 56040         473        489     113  CMNET-GUANGDONG-AP China Mobile communica

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       10713      11805    3738  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3084      23684    1933  ATT-INTERNET4, US
   367        2535       3024    1186  DNIC-ASBLK-00306-00371, US
 22773        2458       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2106        135    1365  USDA-1, US
  6167        1798       3382     433  CELLCO-PART, US
   209        1688       4897     306  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1594        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1390       1047     108  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        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1327        106    1069  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         816       2075     706  GTT-BACKBONE GTT, US
  8452         695       1841      11  TE-AS TE-AS, EG
  8376         676         57      27  Jordan Data Communications, JO
 51167         556        108     243  CONTABO, DE
  3320         554       8318     471  DTAG Internet service provider operations
 61317         487         33     436  ASDETUK www.heficed.com, US
212238         483         35     426  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        5501       1612     706  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1338        193    1009  Telmex Colombia S.A., CO
  3816        1323        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         857       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         533       2884      68  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        1379        389      16  LINKdotNET-AS, EG
 29571        1028         71     282  ORANGE-COTE-IVOIRE, CI
 24835         795        475      43  RAYA-AS, EG
 36935         686        523      46  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         521         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36903         346        154     262  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         277       1012      13  MOBINIL, EG

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       10713      11805    3738  AMAZON-02, US
  9808        9755       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5501       1612     706  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3084      23684    1933  ATT-INTERNET4, US
   367        2535       3024    1186  DNIC-ASBLK-00306-00371, US
 22773        2458       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2106        135    1365  USDA-1, US
 11830        2009        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        9755         9680  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5501         4795  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2458         1753  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1511         1462  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1798         1365  CELLCO-PART, 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
23.164.153.0/24      Origin:    215051  IPV4GUARD, DE
23.164.153.0/24     Transit:    202673  OHZ, ES
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      /10:29      /11:41      /12:138     
/13:197     /14:523     /15:1037    /16:7081    /17:3350    /18:3860    
/19:7298    /20:11296   /21:14339   /22:25901   /23:25957   /24:139400  
/25:40      /26:57      /27:37      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2871        5501  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2171       10713  AMAZON-02, US
 22773        1857        2458  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1372        3084  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         868        1798  CELLCO-PART, US
 19901         831         983  BRSPD-PUBLIC, US
 10620         791        1338  Telmex Colombia S.A., CO

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

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

   1:40        2:476       3:465       4:5         5:1054      6:148    
   7:5         8:682      11:171      12:1018     13:317      14:104    
  15:291      16:226      17:6        18:853      20:95       21:4      
  22:188      23:2079     24:634      27:36       29:19       31:310    
  32:26       34:10       35:71       36:1198     37:704      38:1270   
  39:539      40:53       41:1061     42:163      43:206      44:38     
  45:3571     46:772      47:96       49:31       50:360      51:370    
  52:1365     54:274      55:957      56:8        57:17       58:33     
  59:30       60:16       61:59       62:476      63:780      64:1679   
  65:1022     66:1437     67:848      68:495      69:998      70:303    
  71:206      72:556      74:877      75:421      76:221      77:350    
  78:588      79:245      80:292      81:342      82:317      83:168    
  84:326      85:498      86:208      87:185      88:216      89:798    
  90:94       91:935      92:590      93:788      94:581      95:630    
  96:199      97:56       98:456      99:162     100:12      101:22     
 102:295     103:1330    104:820     105:145     106:13      107:771    
 108:427     109:369     110:25      111:1845    112:450     113:38     
 114:43      115:29      116:40      117:962     118:174     119:116    
 120:1106    121:37      122:154     123:157     124:74      125:16     
 128:415     129:315     130:625     131:917     132:578     133:195    
 134:464     135:102     136:475     137:541     138:976     139:389    
 140:655     141:438     142:843     143:721     144:405     145:81     
 146:603     147:439     148:693     149:631     150:314     151:602    
 152:633     153:137     154:555     155:744     156:686     157:351    
 158:429     159:634     160:872     161:664     162:813     163:374    
 164:735     165:759     166:597     167:646     168:1223    169:122    
 170:1532    171:101     172:1052    173:759     174:221     175:44     
 176:354     177:1217    178:452     179:786     180:67      181:1506   
 182:44      183:834     184:441     185:2951    186:1883    187:1081   
 188:673     189:1374    190:3896    191:401     192:4671    193:1778   
 194:1298    195:895     196:686     197:752     198:2402    199:4406   
 200:3427    201:3083    202:1136    203:681     204:2074    205:1937   
 206:1537    207:1428    208:1163    209:1748    210:362     211:466    
 212:991     213:751     214:1022    215:55      216:2279    217:402    
 218:525     219:22      220:54      221:300     222:21      223:651    


End of report


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