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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 8 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 08 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:                              248512
    Prefixes after maximum aggregation (per Origin AS):          111775
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      133483
    Number of IPv4 prefixes with a valid ROA:                    103169
    Number of IPv4 prefixes with an invalid ROA:                    103
    Number of IPv4 prefixes with no ROA:                         145240
Total ASes present in the Internet Routing Table:                 20534
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           17675
Origin ASes announcing only one prefix:                            8005
Transit ASes present in the Internet Routing Table:                2859
Transit-only ASes present in the Internet Routing Table:            722
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:               320
    Number of instances of unregistered ASNs:                       321
Number of 32-bit ASNs allocated by the RIRs:                      45345
Number of 32-bit ASNs visible in the Routing Table:                7975
Prefixes from 32-bit ASNs in the Routing Table:                   28080
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:                   1510653085
    Equivalent to 90 /8s, 10 /16s and 188 /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:       77855

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

Prefixes being announced by APNIC Region ASes:                    32172
    Total APNIC prefixes after maximum aggregation:                8153
    APNIC Deaggregation factor:                                    3.95
Prefixes being announced from the APNIC address blocks:           31534
    Unique aggregates announced from the APNIC address blocks:     9442
APNIC Region origin ASes present in the Internet Routing Table:    1281
    APNIC Prefixes per ASN:                                       24.62
APNIC Region origin ASes announcing only one prefix:                513
APNIC Region transit ASes present in the Internet Routing Table:    223
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:    585
Number of APNIC addresses announced to Internet:              202434156
    Equivalent to 12 /8s, 16 /16s and 230 /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:                    114302
    Total ARIN prefixes after maximum aggregation:                61152
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113102
    Unique aggregates announced from the ARIN address blocks:     63901
ARIN Region origin ASes present in the Internet Routing Table:     9055
    ARIN Prefixes per ASN:                                        12.49
ARIN Region origin ASes announcing only one prefix:                3770
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:    1984
Number of ARIN addresses announced to Internet:               874249825
    Equivalent to 52 /8s, 27 /16s and 254 /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:                     47202
    Total RIPE prefixes after maximum aggregation:                25615
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            47773
    Unique aggregates announced from the RIPE address blocks:     34567
RIPE Region origin ASes present in the Internet Routing Table:     4750
    RIPE Prefixes per ASN:                                        10.06
RIPE Region origin ASes announcing only one prefix:                2072
RIPE Region transit ASes present in the Internet Routing Table:     698
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          22
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1867
Number of RIPE addresses announced to Internet:               298573008
    Equivalent to 17 /8s, 203 /16s and 220 /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:                   45143
    Total LACNIC prefixes after maximum aggregation:              13699
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          44395
    Unique aggregates announced from the LACNIC address blocks:   20589
LACNIC Region origin ASes present in the Internet Routing Table:   4258
    LACNIC Prefixes per ASN:                                      10.43
LACNIC Region origin ASes announcing only one prefix:              1502
LACNIC Region transit ASes present in the Internet Routing Table:   905
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:  3369
Number of LACNIC addresses announced to Internet:              95684352
    Equivalent to 5 /8s, 180 /16s and 7 /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:                   9373
    Total AfriNIC prefixes after maximum aggregation:              2929
    AfriNIC Deaggregation factor:                                  3.20
Prefixes being announced from the AfriNIC address blocks:         11565
    Unique aggregates announced from the AfriNIC address blocks:   4868
AfriNIC Region origin ASes present in the Internet Routing Table:   329
    AfriNIC Prefixes per ASN:                                     35.15
AfriNIC Region origin ASes announcing only one prefix:              148
AfriNIC Region transit ASes present in the Internet Routing Table:   82
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  170
Number of AfriNIC addresses announced to Internet:             39633664
    Equivalent to 2 /8s, 92 /16s and 195 /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       10646      11796    3797  AMAZON-02, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        3010      23679    1891  ATT-INTERNET4, US
   367        2503       3031    1174  DNIC-ASBLK-00306-00371, US
 22773        2447       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2105        135    1360  USDA-1, US
  6167        1806       3390     433  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1591        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        1294        103    1057  AKAMAI-ASN1, NL
  3257         966       2081     769  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         889       4814     291  France Telecom - Orange, FR
  8376         722         58      30  Jordan Data Communications, JO
212238         567         41     498  CDNEXT, GB
 51167         555        107     243  CONTABO, DE
  3320         549       8318     465  DTAG Internet service provider operations
 34984         537         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        6406       1834     699  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1338        193    1009  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        1398        389      16  LINKdotNET-AS, EG
 29571         845         63     321  ORANGE-COTE-IVOIRE, CI
 24835         795        388     177  RAYA-AS, EG
 36992         665       1010     304  ETISALAT-MISR, EG
 36935         661        122     177  Vodafone-, EG
 36914         519         82       3  KENET-AS, KE
  2018         381        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       10646      11796    3797  AMAZON-02, US
  9808        9712       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        6406       1834     699  UNINET, MX
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        3010      23679    1891  ATT-INTERNET4, US
   367        2503       3031    1174  DNIC-ASBLK-00306-00371, US
 22773        2447       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2105        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        6406         5707  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2447         1746  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
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 24863        1398         1382  LINKdotNET-AS, EG
 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    /17:3375    /18:3942    
/19:7561    /20:11428   /21:14929   /22:26863   /23:26886   /24:144238  
/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        3256        6406  UNINET, MX
 16509        2151       10646  AMAZON-02, US
 22773        1846        2447  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         825         974  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)
----------------------------------------------

   1:41        2:301       3:449       4:5         5:994       6:147    
   7:5         8:691      11:171      12:1024     13:308      14:107    
  15:288      16:226      17:6        18:842      20:165      21:4      
  22:188      23:2221     24:647      25:2        27:36       29:19     
  31:350      32:26       34:10       35:71       36:1196     37:678    
  38:1443     39:542      40:52       41:1070     42:162      43:199    
  44:40       45:3676     46:833      47:97       49:31       50:354    
  51:374      52:1366     54:276      55:956      56:8        57:18     
  58:31       59:33       60:17       61:57       62:486      63:783    
  64:1668     65:1088     66:1472     67:902      68:508      69:1067   
  70:310      71:205      72:595      74:927      75:420      76:221    
  77:324      78:578      79:257      80:320      81:361      82:308    
  83:173      84:337      85:489      86:215      87:205      88:227    
  89:854      90:93       91:982      92:568      93:811      94:635    
  95:390      96:219      97:62       98:455      99:161     100:13     
 101:19      102:410     103:1394    104:998     105:170     106:13     
 107:1232    108:457     109:382     110:28      111:1844    112:449    
 113:41      114:44      115:29      116:46      117:963     118:175    
 119:119     120:1102    121:38      122:167     123:161     124:74     
 125:14      128:485     129:312     130:635     131:925     132:575    
 133:195     134:466     135:109     136:476     137:546     138:961    
 139:423     140:670     141:442     142:832     143:724     144:417    
 145:81      146:593     147:478     148:726     149:656     150:314    
 151:605     152:658     153:137     154:716     155:733     156:693    
 157:376     158:449     159:678     160:784     161:667     162:873    
 163:410     164:734     165:815     166:588     167:661     168:1297   
 169:167     170:1553    171:102     172:1152    173:788     174:236    
 175:42      176:440     177:1185    178:437     179:796     180:70     
 181:1592    182:44      183:832     184:453     185:3142    186:1903   
 187:1350    188:679     189:1453    190:3989    191:431     192:4866   
 193:1861    194:1376    195:976     196:871     197:1001    198:2517   
 199:4473    200:3451    201:3209    202:1135    203:689     204:2093   
 205:1932    206:1558    207:1425    208:1177    209:1809    210:366    
 211:465     212:994     213:750     214:1015    215:43      216:2372   
 217:445     218:527     219:22      220:187     221:300     222:20     
 223:651    

End of report


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