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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Nov 10 20:17:06 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 10 Nov, 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:                              253156
    Prefixes after maximum aggregation (per Origin AS):          111359
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      135763
    Number of IPv4 prefixes with a valid ROA:                    112485
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         140648
Total ASes present in the Internet Routing Table:                 20299
    Prefixes per ASN:                                             12.47
Origin-only ASes present in the Internet Routing Table:           17469
Origin ASes announcing only one prefix:                            7874
Transit ASes present in the Internet Routing Table:                2830
Transit-only ASes present in the Internet Routing Table:            749
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               332
    Number of instances of unregistered ASNs:                       333
Number of 32-bit ASNs allocated by the RIRs:                      45830
Number of 32-bit ASNs visible in the Routing Table:                7892
Prefixes from 32-bit ASNs in the Routing Table:                   28817
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:            140
Number of addresses announced to Internet:                   1499079933
    Equivalent to 89 /8s, 90 /16s and 36 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       81195

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

Prefixes being announced by APNIC Region ASes:                    31663
    Total APNIC prefixes after maximum aggregation:                7740
    APNIC Deaggregation factor:                                    4.09
Prefixes being announced from the APNIC address blocks:           30905
    Unique aggregates announced from the APNIC address blocks:     8797
APNIC Region origin ASes present in the Internet Routing Table:    1204
    APNIC Prefixes per ASN:                                       25.67
APNIC Region origin ASes announcing only one prefix:                471
APNIC Region transit ASes present in the Internet Routing Table:    212
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    529
Number of APNIC addresses announced to Internet:              173488236
    Equivalent to 10 /8s, 87 /16s and 56 /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:                    112194
    Total ARIN prefixes after maximum aggregation:                59676
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111343
    Unique aggregates announced from the ARIN address blocks:     62472
ARIN Region origin ASes present in the Internet Routing Table:     8915
    ARIN Prefixes per ASN:                                        12.49
ARIN Region origin ASes announcing only one prefix:                3724
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:    1972
Number of ARIN addresses announced to Internet:               872059521
    Equivalent to 51 /8s, 250 /16s and 146 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     51031
    Total RIPE prefixes after maximum aggregation:                25934
    RIPE Deaggregation factor:                                     1.97
Prefixes being announced from the RIPE address blocks:            52148
    Unique aggregates announced from the RIPE address blocks:     35729
RIPE Region origin ASes present in the Internet Routing Table:     4705
    RIPE Prefixes per ASN:                                        11.08
RIPE Region origin ASes announcing only one prefix:                2029
RIPE Region transit ASes present in the Internet Routing Table:     687
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1846
Number of RIPE addresses announced to Internet:               314197456
    Equivalent to 18 /8s, 186 /16s and 69 /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,
                        53/8,  57/8,  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:                   48054
    Total LACNIC prefixes after maximum aggregation:              14806
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          46985
    Unique aggregates announced from the LACNIC address blocks:   23271
LACNIC Region origin ASes present in the Internet Routing Table:   4289
    LACNIC Prefixes per ASN:                                      10.95
LACNIC Region origin ASes announcing only one prefix:              1526
LACNIC Region transit ASes present in the Internet Routing Table:   886
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:  3389
Number of LACNIC addresses announced to Internet:              98772288
    Equivalent to 5 /8s, 227 /16s and 37 /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:                   9882
    Total AfriNIC prefixes after maximum aggregation:              2981
    AfriNIC Deaggregation factor:                                  3.31
Prefixes being announced from the AfriNIC address blocks:         11635
    Unique aggregates announced from the AfriNIC address blocks:   5376
AfriNIC Region origin ASes present in the Internet Routing Table:   304
    AfriNIC Prefixes per ASN:                                     38.27
AfriNIC Region origin ASes announcing only one prefix:              124
AfriNIC Region transit ASes present in the Internet Routing Table:   82
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  156
Number of AfriNIC addresses announced to Internet:             40498432
    Equivalent to 2 /8s, 105 /16s and 245 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9893       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1547        797     177  CMNET-JIANGSU-AP China Mobile communicati
 56047        1509        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1489        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 55410         532         50     173  VIL-AS-AP Vodafone Idea Ltd, IN
 17676         530       9935     162  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  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       10968      12015    3879  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3178      23666    2014  ATT-INTERNET4, US
   367        2474       3006    1147  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2200        149    1376  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1674       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1403       1047     109  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1365        106    1085  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         801       2073     696  GTT-BACKBONE GTT, US
  8452         702       1842      17  TE-AS TE-AS, EG
  8386         687        107     224  KOCNET, TR
  8376         667         57      29  Jordan Data Communications, JO
 25019         588       1001     133  SAUDINETSTC-AS, SA
  3320         574       8321     486  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

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        6082       1772     947  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1224  Telmex Colombia S.A., CO
  3816        1324        781     197  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1117        371      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         861       1128      28  TELEFONICA BRASIL S.A, BR
 28006         633         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         627         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1411        389      16  LINKdotNET-AS, EG
 29571        1189         79     241  ORANGE-COTE-IVOIRE, CI
 24835         607        334     192  RAYA-AS, EG
 36992         579        967     265  ETISALAT-MISR, EG
 36935         559        125     171  Vodafone-, EG
 20011         544        138     318  INTERNET-SOLUTIONS, ZA
 37069         527       1051      15  MOBINIL, EG
 36914         445         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10968      12015    3879  AMAZON-02, US
  9808        9893       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        6082       1772     947  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3178      23666    2014  ATT-INTERNET4, US
   367        2474       3006    1147  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2200        149    1376  USDA-1, US
 11830        2005        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        9893         9810  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6082         5135  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2472         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1509         1460  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1411         1395  LINKdotNET-AS, EG
   209        1674         1376  CENTURYLINK-US-LEGACY-QWEST, 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
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US
     63305  UNALLOCATED  12.49.58.0/24             7018  ATT-INTERNET4, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
41.204.224.0/24      Origin:     36911  RESERVED, ZZ
41.204.224.0/24     Transit:    328766  RESERVED, ZZ

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:38      /12:137     
/13:197     /14:527     /15:1042    /16:6913    /17:3453    /18:4120    
/19:7664    /20:12310   /21:14849   /22:27242   /23:27088   /24:147319  
/25:50      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3172        6082  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2245       10968  AMAZON-02, US
 22773        1867        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1411        3178  ATT-INTERNET4, US
 10620         972        1735  Telmex Colombia S.A., CO
   209         950        1674  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1872  ATLANTICBB-JOHNSTOWN, US
 19901         871        1031  BRSPD-PUBLIC, US

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

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

   1:37        2:539       3:509       4:5         5:1069      6:156    
   7:5         8:671      11:171      12:1012     13:300      14:116    
  15:293      16:234      17:5        18:868      20:99       21:4      
  22:188      23:2116     24:639      27:57       29:19       31:449    
  32:25       34:9        35:74       36:1196     37:710      38:1731   
  39:536      40:53       41:1031     42:142      43:208      44:30     
  45:3677     46:1040     47:142      49:35       50:351      51:368    
  52:1405     54:274      55:901      56:8        57:17       58:31     
  59:29       60:16       61:65       62:512      63:767      64:1714   
  65:1072     66:1437     67:902      68:513      69:1020     70:297    
  71:198      72:563      74:904      75:413      76:237      77:444    
  78:600      79:277      80:345      81:418      82:334      83:200    
  84:337      85:499      86:231      87:225      88:242      89:805    
  90:96       91:1016     92:617      93:844      94:720      95:680    
  96:191      97:62       98:521      99:165     100:27      101:29     
 102:340     103:1213    104:878     105:91      106:106     107:775    
 108:446     109:404     110:42      111:1865    112:465     113:39     
 114:57      115:17      116:46      117:976     118:199     119:114    
 120:1170    121:44      122:184     123:195     124:65      125:22     
 128:341     129:326     130:666     131:935     132:577     133:207    
 134:545     135:104     136:501     137:583     138:1011    139:409    
 140:664     141:450     142:913     143:700     144:408     145:91     
 146:675     147:514     148:718     149:620     150:313     151:620    
 152:638     153:134     154:646     155:754     156:787     157:383    
 158:463     159:640     160:982     161:600     162:844     163:374    
 164:725     165:756     166:599     167:640     168:1464    169:137    
 170:1526    171:103     172:1099    173:764     174:285     175:42     
 176:364     177:1103    178:455     179:795     180:80      181:1784   
 182:46      183:852     184:435     185:3154    186:2318    187:1208   
 188:841     189:1473    190:4859    191:429     192:4815    193:1909   
 194:1392    195:956     196:702     197:1278    198:2406    199:4524   
 200:3787    201:3210    202:1105    203:687     204:2096    205:1977   
 206:1555    207:1390    208:1215    209:1766    210:327     211:430    
 212:1019    213:879     214:1011    215:41      216:2346    217:523    
 218:521     219:22      220:31      221:301     222:28      223:706    


End of report


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