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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 4 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 04 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:                              249125
    Prefixes after maximum aggregation (per Origin AS):          111722
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      133864
    Number of IPv4 prefixes with a valid ROA:                    102872
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         146227
Total ASes present in the Internet Routing Table:                 20576
    Prefixes per ASN:                                             12.11
Origin-only ASes present in the Internet Routing Table:           17695
Origin ASes announcing only one prefix:                            8005
Transit ASes present in the Internet Routing Table:                2881
Transit-only ASes present in the Internet Routing Table:            729
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:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               322
    Number of instances of unregistered ASNs:                       323
Number of 32-bit ASNs allocated by the RIRs:                      45298
Number of 32-bit ASNs visible in the Routing Table:                7994
Prefixes from 32-bit ASNs in the Routing Table:                   28259
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:                   1511462047
    Equivalent to 90 /8s, 23 /16s and 20 /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:       77941

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

Prefixes being announced by APNIC Region ASes:                    32324
    Total APNIC prefixes after maximum aggregation:                8162
    APNIC Deaggregation factor:                                    3.96
Prefixes being announced from the APNIC address blocks:           31501
    Unique aggregates announced from the APNIC address blocks:     9468
APNIC Region origin ASes present in the Internet Routing Table:    1290
    APNIC Prefixes per ASN:                                       24.42
APNIC Region origin ASes announcing only one prefix:                520
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:    593
Number of APNIC addresses announced to Internet:              202378094
    Equivalent to 12 /8s, 16 /16s and 11 /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:                    114238
    Total ARIN prefixes after maximum aggregation:                61120
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113073
    Unique aggregates announced from the ARIN address blocks:     63863
ARIN Region origin ASes present in the Internet Routing Table:     9076
    ARIN Prefixes per ASN:                                        12.46
ARIN Region origin ASes announcing only one prefix:                3776
ARIN Region transit ASes present in the Internet Routing Table:     825
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:    1988
Number of ARIN addresses announced to Internet:               874408033
    Equivalent to 52 /8s, 30 /16s and 104 /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:                     47363
    Total RIPE prefixes after maximum aggregation:                25664
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            47914
    Unique aggregates announced from the RIPE address blocks:     34827
RIPE Region origin ASes present in the Internet Routing Table:     4756
    RIPE Prefixes per ASN:                                        10.07
RIPE Region origin ASes announcing only one prefix:                2066
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:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1877
Number of RIPE addresses announced to Internet:               298928080
    Equivalent to 17 /8s, 209 /16s and 71 /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:                   45283
    Total LACNIC prefixes after maximum aggregation:              13648
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          44534
    Unique aggregates announced from the LACNIC address blocks:   20514
LACNIC Region origin ASes present in the Internet Routing Table:   4260
    LACNIC Prefixes per ASN:                                      10.45
LACNIC Region origin ASes announcing only one prefix:              1501
LACNIC Region transit ASes present in the Internet Routing Table:   903
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3367
Number of LACNIC addresses announced to Internet:              95737088
    Equivalent to 5 /8s, 180 /16s and 213 /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:                   9595
    Total AfriNIC prefixes after maximum aggregation:              2899
    AfriNIC Deaggregation factor:                                  3.31
Prefixes being announced from the AfriNIC address blocks:         11960
    Unique aggregates announced from the AfriNIC address blocks:   5076
AfriNIC Region origin ASes present in the Internet Routing Table:   324
    AfriNIC Prefixes per ASN:                                     36.91
AfriNIC Region origin ASes announcing only one prefix:              142
AfriNIC Region transit ASes present in the Internet Routing Table:   81
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:  169
Number of AfriNIC addresses announced to Internet:             39932672
    Equivalent to 2 /8s, 97 /16s and 83 /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        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        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         573      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       10642      11794    3738  AMAZON-02, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        2933      23673    1847  ATT-INTERNET4, US
   367        2519       3031    1181  DNIC-ASBLK-00306-00371, US
 22773        2453       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2094        134    1353  USDA-1, US
  6167        1802       3381     432  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1538        165     766  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        1282        102    1050  AKAMAI-ASN1, NL
  3257         974       2084     774  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
  8376         700         57      28  Jordan Data Communications, JO
212238         567         41     498  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         551       8318     466  DTAG Internet service provider operations
 34984         540         80     431  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        6234       1820     728  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1337        193    1008  Telmex Colombia S.A., CO
  3816        1315        773     206  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1099        369      22  Telefonica del Peru S.A.A., PE
 26615        1045       2503      53  TIM SA, BR
 18881         866       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         536       2892      68  TELEFONICA BRASIL S.A, BR
 27651         534         73      69  ENTEL CHILE S.A., CL

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        1402        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         918         66     312  ORANGE-COTE-IVOIRE, CI
 36935         701        129     181  Vodafone-, EG
 36992         665       1010     304  ETISALAT-MISR, EG
 36914         531         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36903         373        166     264  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  INTERNET-SOLUTIONS, ZA

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       10642      11794    3738  AMAZON-02, US
  9808        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        6234       1820     728  UNINET, MX
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        2933      23673    1847  ATT-INTERNET4, US
   367        2519       3031    1181  DNIC-ASBLK-00306-00371, US
 22773        2453       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2094        134    1353  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        9713         9638  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6234         5506  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2453         1752  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1402         1386  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     /15:1036    /16:7130    /17:3375    /18:3948    
/19:7556    /20:11294   /21:15044   /22:27075   /23:27066   /24:144468  
/25:38      /26:53      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
  8151        3120        6234  UNINET, MX
 16509        2149       10642  AMAZON-02, US
 22773        1852        2453  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1321        2933  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         875        1802  CELLCO-PART, US
 19901         825         975  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        2:301       3:448       4:5         5:996       6:147    
   7:5         8:692      11:171      12:1024     13:307      14:104    
  15:291      16:226      17:6        18:845      20:174      21:4      
  22:188      23:2165     24:647      25:2        27:36       29:19     
  31:349      32:26       34:10       35:71       36:1197     37:700    
  38:1435     39:542      40:52       41:1107     42:165      43:202    
  44:42       45:3669     46:840      47:97       49:31       50:339    
  51:370      52:1366     54:276      55:952      56:8        57:17     
  58:33       59:33       60:17       61:55       62:479      63:787    
  64:1669     65:1090     66:1466     67:906      68:508      69:1082   
  70:310      71:205      72:578      74:914      75:416      76:231    
  77:334      78:582      79:223      80:316      81:361      82:304    
  83:172      84:327      85:489      86:213      87:193      88:229    
  89:861      90:89       91:989      92:571      93:827      94:628    
  95:387      96:220      97:62       98:456      99:161     100:13     
 101:20      102:433     103:1400    104:997     105:170     106:15     
 107:1225    108:460     109:383     110:29      111:1843    112:449    
 113:41      114:44      115:29      116:49      117:963     118:178    
 119:137     120:1103    121:38      122:181     123:166     124:73     
 125:14      128:487     129:316     130:642     131:939     132:576    
 133:198     134:469     135:109     136:466     137:542     138:973    
 139:423     140:672     141:450     142:796     143:717     144:410    
 145:81      146:594     147:441     148:727     149:663     150:315    
 151:605     152:657     153:136     154:754     155:738     156:880    
 157:368     158:449     159:679     160:835     161:664     162:885    
 163:409     164:739     165:819     166:582     167:662     168:1295   
 169:167     170:1555    171:102     172:1154    173:786     174:235    
 175:42      176:444     177:1192    178:442     179:832     180:70     
 181:1603    182:47      183:832     184:459     185:3163    186:1887   
 187:1199    188:695     189:1500    190:3969    191:460     192:4872   
 193:1878    194:1374    195:961     196:875     197:954     198:2534   
 199:4476    200:3430    201:3159    202:1134    203:695     204:2100   
 205:1936    206:1570    207:1435    208:1179    209:1810    210:356    
 211:460     212:989     213:765     214:1022    215:43      216:2369   
 217:452     218:527     219:22      220:190     221:300     222:20     
 223:651    

End of report


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