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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Oct 1 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 01 Oct, 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:                              244502
    Prefixes after maximum aggregation (per Origin AS):          108429
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      129425
    Number of IPv4 prefixes with a valid ROA:                    103869
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         140606
Total ASes present in the Internet Routing Table:                 19939
    Prefixes per ASN:                                             12.26
Origin-only ASes present in the Internet Routing Table:           17175
Origin ASes announcing only one prefix:                            7724
Transit ASes present in the Internet Routing Table:                2764
Transit-only ASes present in the Internet Routing Table:            711
Paths with bogon ASNs present in the IPv4 Routing Table:              7
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:               326
    Number of instances of unregistered ASNs:                       330
Number of 32-bit ASNs allocated by the RIRs:                      45459
Number of 32-bit ASNs visible in the Routing Table:                7706
Prefixes from 32-bit ASNs in the Routing Table:                   27344
Number of bogon 32-bit ASNs visible in the Routing Table:            10
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            167
Number of addresses announced to Internet:                   1505209309
    Equivalent to 89 /8s, 183 /16s and 171 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       76106

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

Prefixes being announced by APNIC Region ASes:                    32425
    Total APNIC prefixes after maximum aggregation:                8055
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31753
    Unique aggregates announced from the APNIC address blocks:     9386
APNIC Region origin ASes present in the Internet Routing Table:    1254
    APNIC Prefixes per ASN:                                       25.32
APNIC Region origin ASes announcing only one prefix:                487
APNIC Region transit ASes present in the Internet Routing Table:    221
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    566
Number of APNIC addresses announced to Internet:              198695532
    Equivalent to 11 /8s, 215 /16s and 218 /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:                    111351
    Total ARIN prefixes after maximum aggregation:                59462
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           110212
    Unique aggregates announced from the ARIN address blocks:     61270
ARIN Region origin ASes present in the Internet Routing Table:     8937
    ARIN Prefixes per ASN:                                        12.33
ARIN Region origin ASes announcing only one prefix:                3738
ARIN Region transit ASes present in the Internet Routing Table:     809
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:    1957
Number of ARIN addresses announced to Internet:               873045665
    Equivalent to 52 /8s, 9 /16s and 158 /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:                     46480
    Total RIPE prefixes after maximum aggregation:                24312
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47463
    Unique aggregates announced from the RIPE address blocks:     33460
RIPE Region origin ASes present in the Internet Routing Table:     4432
    RIPE Prefixes per ASN:                                        10.71
RIPE Region origin ASes announcing only one prefix:                1912
RIPE Region transit ASes present in the Internet Routing Table:     640
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:    1739
Number of RIPE addresses announced to Internet:               298063824
    Equivalent to 17 /8s, 196 /16s and 23 /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:                   45061
    Total LACNIC prefixes after maximum aggregation:              13671
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          44228
    Unique aggregates announced from the LACNIC address blocks:   20725
LACNIC Region origin ASes present in the Internet Routing Table:   4163
    LACNIC Prefixes per ASN:                                      10.62
LACNIC Region origin ASes announcing only one prefix:              1464
LACNIC Region transit ASes present in the Internet Routing Table:   878
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:  3284
Number of LACNIC addresses announced to Internet:              96619776
    Equivalent to 5 /8s, 194 /16s and 77 /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:                   8859
    Total AfriNIC prefixes after maximum aggregation:              2706
    AfriNIC Deaggregation factor:                                  3.27
Prefixes being announced from the AfriNIC address blocks:         10679
    Unique aggregates announced from the AfriNIC address blocks:   4444
AfriNIC Region origin ASes present in the Internet Routing Table:   306
    AfriNIC Prefixes per ASN:                                     34.90
AfriNIC Region origin ASes announcing only one prefix:              123
AfriNIC Region transit ASes present in the Internet Routing Table:   85
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:  160
Number of AfriNIC addresses announced to Internet:             38700288
    Equivalent to 2 /8s, 78 /16s and 133 /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        9864       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         600       2170     465  SINET-AS Research Organization of Informa
 17676         549       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         470        766     112  ALIBABA-CN-NET Alibaba US Technology Co.,

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       10829      11834    3802  AMAZON-02, US
   749        3487      55081    2708  DNIC-AS-00749, US
  7018        3155      23676    1960  ATT-INTERNET4, US
   367        2523       3024    1185  DNIC-ASBLK-00306-00371, US
 22773        2462       2079     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2122        144    1365  USDA-1, US
  6167        1794       3397     430  CELLCO-PART, US
   209        1685       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1597        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1397       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        1345        105    1081  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         814       2074     705  GTT-BACKBONE GTT, US
  8452         715       1842      17  TE-AS TE-AS, EG
  8376         694         57      28  Jordan Data Communications, JO
 25019         583        999     138  SAUDINETSTC-AS, SA
  3320         569       8319     478  DTAG Internet service provider operations
 51167         557        109     244  CONTABO, DE
212238         484         36     437  CDNEXT, GB

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        6060       1824     718  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1737        259    1219  Telmex Colombia S.A., CO
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1106        369      22  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         626         85      50  ENTEL CHILE S.A., CL
 26599         534       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        1362        389      16  LINKdotNET-AS, EG
 29571         897         65     298  ORANGE-COTE-IVOIRE, CI
 36935         638        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         523         82       3  KENET-AS, KE
 24835         512        341     182  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         222       1010      14  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       10829      11834    3802  AMAZON-02, US
  9808        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        6060       1824     718  UNINET, MX
   749        3487      55081    2708  DNIC-AS-00749, US
  7018        3155      23676    1960  ATT-INTERNET4, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
   367        2523       3024    1185  DNIC-ASBLK-00306-00371, US
 22773        2462       2079     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2122        144    1365  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        9864         9795  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6060         5342  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2462         1757  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
23.190.168.0/24      Origin:    395673  ALABAMA-LIGHTWAVE, US
23.190.168.0/24     Transit:     13760  UNITI-FIBER, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      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     /15:1030    /16:7112    /17:3380    /18:3916    
/19:7411    /20:11445   /21:14661   /22:26323   /23:26582   /24:141551  
/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        3061        6060  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2221       10829  AMAZON-02, US
 22773        1860        2462  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1418        3155  ATT-INTERNET4, US
 10620         976        1737  Telmex Colombia S.A., CO
   209         954        1685  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1794  CELLCO-PART, US
 19901         845         997  BRSPD-PUBLIC, US

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

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

   1:65        2:499       3:479       4:5         5:1095      6:150    
   7:5         8:679      11:171      12:1019     13:313      14:107    
  15:291      16:231      17:5        18:860      20:97       21:4      
  22:188      23:2098     24:622      27:56       29:19       31:306    
  32:26       34:10       35:72       36:1200     37:726      38:1435   
  39:539      40:53       41:1107     42:226      43:206      44:34     
  45:3587     46:800      47:97       49:50       50:350      51:370    
  52:1363     54:274      55:955      56:8        57:17       58:33     
  59:32       60:16       61:68       62:476      63:773      64:1685   
  65:1058     66:1470     67:861      68:501      69:1119     70:301    
  71:207      72:580      74:913      75:414      76:232      77:339    
  78:591      79:247      80:313      81:360      82:316      83:205    
  84:326      85:480      86:220      87:190      88:222      89:742    
  90:88       91:941      92:645      93:845      94:632      95:631    
  96:201      97:45       98:450      99:162     100:24      101:21     
 102:384     103:1341    104:874     105:121     106:47      107:778    
 108:427     109:365     110:34      111:1867    112:466     113:38     
 114:52      115:28      116:47      117:963     118:174     119:117    
 120:1172    121:46      122:154     123:159     124:75      125:25     
 128:375     129:318     130:648     131:899     132:578     133:211    
 134:455     135:100     136:486     137:540     138:971     139:394    
 140:647     141:444     142:880     143:712     144:406     145:79     
 146:609     147:490     148:719     149:618     150:313     151:604    
 152:638     153:135     154:568     155:739     156:681     157:382    
 158:444     159:643     160:818     161:665     162:870     163:393    
 164:739     165:796     166:583     167:653     168:1202    169:135    
 170:1533    171:100     172:1095    173:741     174:219     175:46     
 176:343     177:1102    178:470     179:749     180:63      181:1592   
 182:44      183:850     184:441     185:2957    186:1952    187:1202   
 188:671     189:1502    190:4097    191:427     192:4721    193:1834   
 194:1301    195:920     196:774     197:780     198:2427    199:4388   
 200:3351    201:3035    202:1147    203:698     204:2070    205:1896   
 206:1542    207:1398    208:1170    209:1838    210:362     211:462    
 212:979     213:759     214:1019    215:55      216:2262    217:408    
 218:525     219:22      220:54      221:300     222:24      223:656    


End of report


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