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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Sep 7 20:16:57 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 07 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:                              248304
    Prefixes after maximum aggregation (per Origin AS):          111701
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      133456
    Number of IPv4 prefixes with a valid ROA:                    102369
    Number of IPv4 prefixes with an invalid ROA:                    103
    Number of IPv4 prefixes with no ROA:                         145832
Total ASes present in the Internet Routing Table:                 20528
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           17664
Origin ASes announcing only one prefix:                            8004
Transit ASes present in the Internet Routing Table:                2864
Transit-only ASes present in the Internet Routing Table:            714
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               320
    Number of instances of unregistered ASNs:                       321
Number of 32-bit ASNs allocated by the RIRs:                      45328
Number of 32-bit ASNs visible in the Routing Table:                7980
Prefixes from 32-bit ASNs in the Routing Table:                   28067
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:            143
Number of addresses announced to Internet:                   1510196381
    Equivalent to 90 /8s, 3 /16s and 196 /24s
    Percentage of available address space announced:               40.8
    Percentage of allocated address space announced:               40.8
    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:       77606

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

Prefixes being announced by APNIC Region ASes:                    32180
    Total APNIC prefixes after maximum aggregation:                8158
    APNIC Deaggregation factor:                                    3.94
Prefixes being announced from the APNIC address blocks:           31539
    Unique aggregates announced from the APNIC address blocks:     9449
APNIC Region origin ASes present in the Internet Routing Table:    1284
    APNIC Prefixes per ASN:                                       24.56
APNIC Region origin ASes announcing only one prefix:                518
APNIC Region transit ASes present in the Internet Routing Table:    221
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:    587
Number of APNIC addresses announced to Internet:              202303340
    Equivalent to 12 /8s, 14 /16s and 231 /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:                    114292
    Total ARIN prefixes after maximum aggregation:                61124
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113079
    Unique aggregates announced from the ARIN address blocks:     63868
ARIN Region origin ASes present in the Internet Routing Table:     9054
    ARIN Prefixes per ASN:                                        12.49
ARIN Region origin ASes announcing only one prefix:                3769
ARIN Region transit ASes present in the Internet Routing Table:     818
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:    1983
Number of ARIN addresses announced to Internet:               874334561
    Equivalent to 52 /8s, 29 /16s and 73 /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:                     47320
    Total RIPE prefixes after maximum aggregation:                25682
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            47859
    Unique aggregates announced from the RIPE address blocks:     34647
RIPE Region origin ASes present in the Internet Routing Table:     4755
    RIPE Prefixes per ASN:                                        10.06
RIPE Region origin ASes announcing only one prefix:                2069
RIPE Region transit ASes present in the Internet Routing Table:     703
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          21
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1875
Number of RIPE addresses announced to Internet:               298667728
    Equivalent to 17 /8s, 205 /16s and 78 /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:                   44669
    Total LACNIC prefixes after maximum aggregation:              13597
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          43978
    Unique aggregates announced from the LACNIC address blocks:   20469
LACNIC Region origin ASes present in the Internet Routing Table:   4251
    LACNIC Prefixes per ASN:                                      10.35
LACNIC Region origin ASes announcing only one prefix:              1498
LACNIC Region transit ASes present in the Internet Routing Table:   909
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3362
Number of LACNIC addresses announced to Internet:              95251456
    Equivalent to 5 /8s, 173 /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:                   9523
    Total AfriNIC prefixes after maximum aggregation:              2913
    AfriNIC Deaggregation factor:                                  3.27
Prefixes being announced from the AfriNIC address blocks:         11706
    Unique aggregates announced from the AfriNIC address blocks:   4907
AfriNIC Region origin ASes present in the Internet Routing Table:   331
    AfriNIC Prefixes per ASN:                                     35.37
AfriNIC Region origin ASes announcing only one prefix:              150
AfriNIC Region transit ASes present in the Internet Routing Table:   83
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:  173
Number of AfriNIC addresses announced to Internet:             39561216
    Equivalent to 2 /8s, 91 /16s and 168 /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        9712       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1512        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      49  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         570      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         481        489     113  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  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       10639      11794    3794  AMAZON-02, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        3010      23679    1891  ATT-INTERNET4, US
   367        2498       3029    1174  DNIC-ASBLK-00306-00371, US
 22773        2452       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2107        135    1360  USDA-1, US
  6167        1806       3390     433  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1537        165     765  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        2133        119      36  ALJAWWALSTC-AS, SA
 20940        1295        103    1059  AKAMAI-ASN1, NL
  3257         969       2083     772  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
  8376         722         58      30  Jordan Data Communications, JO
212238         568         41     499  CDNEXT, GB
 51167         555        107     243  CONTABO, DE
  3320         549       8318     465  DTAG Internet service provider operations
 34984         536         79     427  TELLCOM-AS, TR

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        5818       1697     718  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1337        193    1008  Telmex Colombia S.A., CO
  3816        1316        774     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 26615        1045       2503      53  TIM SA, BR
 18881         867       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         536       2892      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        1399        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         845         63     321  ORANGE-COTE-IVOIRE, CI
 36935         685        125     175  Vodafone-, EG
 36992         665       1010     304  ETISALAT-MISR, EG
 36914         523         82       3  KENET-AS, KE
  2018         380        319      71  TENET-1, ZA
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  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       10639      11794    3794  AMAZON-02, US
  9808        9712       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5818       1697     718  UNINET, MX
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        3010      23679    1891  ATT-INTERNET4, US
   367        2498       3029    1174  DNIC-ASBLK-00306-00371, US
 22773        2452       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2107        135    1360  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        9712         9637  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5818         5100  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2452         1751  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1512         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1399         1383  LINKdotNET-AS, EG
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1549         1377  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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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

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      /10:29      /11:41      /12:138     
/13:198     /14:527     /15:1037    /16:7122    /17:3378    /18:3952    
/19:7501    /20:11320   /21:14823   /22:27025   /23:26954   /24:144061  
/25:38      /26:53      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2988        5818  UNINET, MX
 16509        2144       10639  AMAZON-02, US
 22773        1851        2452  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1320        3010  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         877        1806  CELLCO-PART, US
 19901         824         973  BRSPD-PUBLIC, US
 10620         790        1337  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)
----------------------------------------------

   1:41        2:303       3:451       4:5         5:992       6:147    
   7:5         8:691      11:171      12:1025     13:308      14:106    
  15:288      16:226      17:6        18:841      20:165      21:4      
  22:188      23:2192     24:646      25:2        27:36       29:19     
  31:352      32:26       34:10       35:71       36:1197     37:679    
  38:1391     39:542      40:52       41:1071     42:162      43:198    
  44:40       45:3669     46:835      47:97       49:31       50:353    
  51:374      52:1366     54:276      55:960      56:8        57:17     
  58:33       59:33       60:17       61:55       62:485      63:788    
  64:1661     65:1090     66:1469     67:890      68:508      69:1079   
  70:307      71:205      72:596      74:927      75:420      76:230    
  77:324      78:578      79:257      80:320      81:361      82:309    
  83:173      84:337      85:490      86:217      87:207      88:227    
  89:857      90:91       91:987      92:566      93:812      94:634    
  95:385      96:219      97:62       98:454      99:161     100:13     
 101:19      102:423     103:1400    104:996     105:158     106:13     
 107:1232    108:456     109:383     110:32      111:1844    112:449    
 113:41      114:44      115:29      116:45      117:963     118:175    
 119:119     120:1102    121:38      122:168     123:160     124:72     
 125:14      128:482     129:314     130:635     131:927     132:576    
 133:195     134:465     135:109     136:477     137:542     138:970    
 139:423     140:670     141:447     142:832     143:718     144:415    
 145:81      146:592     147:478     148:725     149:656     150:314    
 151:606     152:659     153:136     154:729     155:731     156:694    
 157:377     158:449     159:679     160:786     161:663     162:877    
 163:410     164:738     165:816     166:588     167:661     168:1290   
 169:167     170:1545    171:102     172:1161    173:789     174:236    
 175:42      176:440     177:1167    178:441     179:800     180:70     
 181:1592    182:45      183:832     184:459     185:3159    186:1893   
 187:1137    188:677     189:1395    190:3998    191:442     192:4867   
 193:1863    194:1378    195:976     196:874     197:1050    198:2520   
 199:4480    200:3517    201:3160    202:1136    203:689     204:2094   
 205:1945    206:1569    207:1433    208:1179    209:1803    210:367    
 211:465     212:990     213:753     214:1017    215:43      216:2374   
 217:447     218:527     219:22      220:187     221:300     222:20     
 223:651    

End of report


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