[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 28 20:16:59 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 28 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:                              250370
    Prefixes after maximum aggregation (per Origin AS):          112272
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      134606
    Number of IPv4 prefixes with a valid ROA:                    106836
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         143507
Total ASes present in the Internet Routing Table:                 20454
    Prefixes per ASN:                                             12.24
Origin-only ASes present in the Internet Routing Table:           17602
Origin ASes announcing only one prefix:                            7858
Transit ASes present in the Internet Routing Table:                2852
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:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               321
    Number of instances of unregistered ASNs:                       322
Number of 32-bit ASNs allocated by the RIRs:                      45445
Number of 32-bit ASNs visible in the Routing Table:                7932
Prefixes from 32-bit ASNs in the Routing Table:                   29248
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:            160
Number of addresses announced to Internet:                   1514946717
    Equivalent to 90 /8s, 76 /16s and 64 /24s
    Percentage of available address space announced:               40.9
    Percentage of allocated address space announced:               40.9
    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:       78329

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

Prefixes being announced by APNIC Region ASes:                    32150
    Total APNIC prefixes after maximum aggregation:                8077
    APNIC Deaggregation factor:                                    3.98
Prefixes being announced from the APNIC address blocks:           31350
    Unique aggregates announced from the APNIC address blocks:     9253
APNIC Region origin ASes present in the Internet Routing Table:    1249
    APNIC Prefixes per ASN:                                       25.10
APNIC Region origin ASes announcing only one prefix:                484
APNIC Region transit ASes present in the Internet Routing Table:    219
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    561
Number of APNIC addresses announced to Internet:              198652780
    Equivalent to 11 /8s, 215 /16s and 51 /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:                    116174
    Total ARIN prefixes after maximum aggregation:                62400
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           115857
    Unique aggregates announced from the ARIN address blocks:     65709
ARIN Region origin ASes present in the Internet Routing Table:     9248
    ARIN Prefixes per ASN:                                        12.53
ARIN Region origin ASes announcing only one prefix:                3842
ARIN Region transit ASes present in the Internet Routing Table:     855
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:    2024
Number of ARIN addresses announced to Internet:               883138913
    Equivalent to 52 /8s, 163 /16s and 161 /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:                     48111
    Total RIPE prefixes after maximum aggregation:                25094
    RIPE Deaggregation factor:                                     1.92
Prefixes being announced from the RIPE address blocks:            48207
    Unique aggregates announced from the RIPE address blocks:     34172
RIPE Region origin ASes present in the Internet Routing Table:     4475
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                1921
RIPE Region transit ASes present in the Internet Routing Table:     638
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1758
Number of RIPE addresses announced to Internet:               298052816
    Equivalent to 17 /8s, 195 /16s and 236 /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:                   44952
    Total LACNIC prefixes after maximum aggregation:              13794
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          44091
    Unique aggregates announced from the LACNIC address blocks:   20729
LACNIC Region origin ASes present in the Internet Routing Table:   4324
    LACNIC Prefixes per ASN:                                      10.20
LACNIC Region origin ASes announcing only one prefix:              1490
LACNIC Region transit ASes present in the Internet Routing Table:   929
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:  3443
Number of LACNIC addresses announced to Internet:              95465472
    Equivalent to 5 /8s, 176 /16s and 176 /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:                   8662
    Total AfriNIC prefixes after maximum aggregation:              2687
    AfriNIC Deaggregation factor:                                  3.22
Prefixes being announced from the AfriNIC address blocks:         10705
    Unique aggregates announced from the AfriNIC address blocks:   4610
AfriNIC Region origin ASes present in the Internet Routing Table:   293
    AfriNIC Prefixes per ASN:                                     36.54
AfriNIC Region origin ASes announcing only one prefix:              121
AfriNIC Region transit ASes present in the Internet Routing Table:   79
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:  146
Number of AfriNIC addresses announced to Internet:             39554304
    Equivalent to 2 /8s, 91 /16s and 141 /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        9866       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         550       9967     165  GIGAINFRA SoftBank Corp., JP
 45102         501        826     109  ALIBABA-CN-NET Alibaba US Technology Co.,
 24445         480        497      68  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       10804      11828    3832  AMAZON-02, US
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3159      23691    1958  ATT-INTERNET4, US
   367        2515       3024    1175  DNIC-ASBLK-00306-00371, US
 22773        2460       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2072        141    1352  USDA-1, US
  6167        1794       3397     430  CELLCO-PART, US
   209        1685       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1596        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1395       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        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1510        119    1161  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         816       2074     706  GTT-BACKBONE GTT, US
  8452         705       1842      17  TE-AS TE-AS, EG
  8376         699         56      27  Jordan Data Communications, JO
  9009         600         50     442  M247, RO
  3320         586       8320     495  DTAG Internet service provider operations
 25019         579        999     138  SAUDINETSTC-AS, SA
 51167         557        109     244  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        5638       1691     733  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1352        194    1014  Telmex Colombia S.A., CO
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1106        369      21  Telefonica del Peru S.A.A., PE
 26615        1047       2503      53  TIM SA, BR
 18881         849       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         535       2888      72  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        1368        389      16  LINKdotNET-AS, EG
 29571         898         65     298  ORANGE-COTE-IVOIRE, CI
 36992         564        921     261  ETISALAT-MISR, EG
 36914         516         82       3  KENET-AS, KE
 36935         512        107     168  Vodafone-, EG
 24835         476        289     176  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         273       1012      12  MOBINIL, EG

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10804      11828    3832  AMAZON-02, US
  9808        9866       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5638       1691     733  UNINET, MX
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3159      23691    1958  ATT-INTERNET4, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
   367        2515       3024    1175  DNIC-ASBLK-00306-00371, US
 22773        2460       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2072        141    1352  USDA-1, US
 11830        2010        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        9866         9797  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5638         4905  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2460         1755  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1685         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1794         1364  CELLCO-PART, US

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:40      /12:138     
/13:198     /14:527     /15:1032    /16:7126    /17:3420    /18:4073    
/19:7550    /20:11865   /21:14910   /22:26938   /23:27225   /24:145140  
/25:28      /26:27      /27:32      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2916        5638  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2227       10804  AMAZON-02, US
 22773        1858        2460  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1417        3159  ATT-INTERNET4, US
   209         954        1685  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1794  CELLCO-PART, US
 19901         807         950  BRSPD-PUBLIC, US
 10620         804        1352  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)
----------------------------------------------

   1:19        2:494       3:478       4:5         5:1100      6:150    
   7:6         8:687      11:171      12:1022     13:311      14:109    
  15:296      16:231      17:8        18:855      20:104      21:4      
  22:188      23:2290     24:637      27:45       29:19       31:314    
  32:29       34:10       35:72       36:1200     37:726      38:1510   
  39:539      40:53       41:1088     42:63       43:208      44:45     
  45:3771     46:806      47:100      49:38       50:358      51:368    
  52:1363     54:275      55:947      56:8        57:18       58:33     
  59:34       60:16       61:63       62:483      63:788      64:1754   
  65:1073     66:1544     67:876      68:528      69:1222     70:303    
  71:210      72:604      74:1096     75:485      76:238      77:333    
  78:592      79:245      80:293      81:366      82:304      83:203    
  84:327      85:587      86:222      87:192      88:242      89:775    
  90:90       91:968      92:718      93:846      94:648      95:639    
  96:211      97:58       98:449      99:162     100:26      101:23     
 102:329     103:1353    104:1001    105:121     106:15      107:787    
 108:436     109:368     110:34      111:1869    112:448     113:39     
 114:52      115:28      116:44      117:963     118:183     119:117    
 120:1172    121:46      122:153     123:158     124:74      125:25     
 128:406     129:337     130:650     131:913     132:581     133:211    
 134:458     135:110     136:488     137:545     138:1005    139:422    
 140:664     141:472     142:938     143:725     144:418     145:79     
 146:653     147:480     148:694     149:634     150:315     151:604    
 152:651     153:137     154:629     155:745     156:774     157:391    
 158:457     159:640     160:817     161:756     162:918     163:404    
 164:734     165:787     166:624     167:685     168:1377    169:136    
 170:1563    171:102     172:1121    173:807     174:234     175:45     
 176:350     177:1228    178:478     179:761     180:60      181:1529   
 182:44      183:850     184:456     185:3005    186:1931    187:1136   
 188:678     189:1398    190:4014    191:414     192:4843    193:1859   
 194:1333    195:920     196:777     197:771     198:2584    199:4438   
 200:3360    201:3121    202:1142    203:697     204:2150    205:1991   
 206:1641    207:1511    208:1295    209:1982    210:361     211:463    
 212:1000    213:763     214:1028    215:55      216:2565    217:419    
 218:525     219:22      220:55      221:300     222:24      223:655    


End of report


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