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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Oct 10 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 10 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:                              246449
    Prefixes after maximum aggregation (per Origin AS):          109231
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      131164
    Number of IPv4 prefixes with a valid ROA:                    105875
    Number of IPv4 prefixes with an invalid ROA:                     35
    Number of IPv4 prefixes with no ROA:                         140539
Total ASes present in the Internet Routing Table:                 20009
    Prefixes per ASN:                                             12.32
Origin-only ASes present in the Internet Routing Table:           17230
Origin ASes announcing only one prefix:                            7754
Transit ASes present in the Internet Routing Table:                2779
Transit-only ASes present in the Internet Routing Table:            712
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 ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               350
    Number of instances of unregistered ASNs:                       351
Number of 32-bit ASNs allocated by the RIRs:                      45516
Number of 32-bit ASNs visible in the Routing Table:                7646
Prefixes from 32-bit ASNs in the Routing Table:                   27356
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:            166
Number of addresses announced to Internet:                   1508831325
    Equivalent to 89 /8s, 238 /16s and 240 /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:       77591

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

Prefixes being announced by APNIC Region ASes:                    32481
    Total APNIC prefixes after maximum aggregation:                8053
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31769
    Unique aggregates announced from the APNIC address blocks:     9398
APNIC Region origin ASes present in the Internet Routing Table:    1258
    APNIC Prefixes per ASN:                                       25.25
APNIC Region origin ASes announcing only one prefix:                497
APNIC Region transit ASes present in the Internet Routing Table:    220
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    563
Number of APNIC addresses announced to Internet:              199827436
    Equivalent to 11 /8s, 233 /16s and 31 /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:                    111520
    Total ARIN prefixes after maximum aggregation:                59245
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110452
    Unique aggregates announced from the ARIN address blocks:     61580
ARIN Region origin ASes present in the Internet Routing Table:     8932
    ARIN Prefixes per ASN:                                        12.37
ARIN Region origin ASes announcing only one prefix:                3728
ARIN Region transit ASes present in the Internet Routing Table:     805
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:    1956
Number of ARIN addresses announced to Internet:               872678817
    Equivalent to 52 /8s, 4 /16s and 5 /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:                     48480
    Total RIPE prefixes after maximum aggregation:                25515
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49474
    Unique aggregates announced from the RIPE address blocks:     35027
RIPE Region origin ASes present in the Internet Routing Table:     4629
    RIPE Prefixes per ASN:                                        10.69
RIPE Region origin ASes announcing only one prefix:                1985
RIPE Region transit ASes present in the Internet Routing Table:     676
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1799
Number of RIPE addresses announced to Internet:               300177872
    Equivalent to 17 /8s, 228 /16s and 89 /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:                   44623
    Total LACNIC prefixes after maximum aggregation:              13416
    LACNIC Deaggregation factor:                                   3.33
Prefixes being announced from the LACNIC address blocks:          43767
    Unique aggregates announced from the LACNIC address blocks:   20452
LACNIC Region origin ASes present in the Internet Routing Table:   4043
    LACNIC Prefixes per ASN:                                      10.83
LACNIC Region origin ASes announcing only one prefix:              1423
LACNIC Region transit ASes present in the Internet Routing Table:   857
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:  3172
Number of LACNIC addresses announced to Internet:              96142848
    Equivalent to 5 /8s, 187 /16s and 6 /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:                   8995
    Total AfriNIC prefixes after maximum aggregation:              2768
    AfriNIC Deaggregation factor:                                  3.25
Prefixes being announced from the AfriNIC address blocks:         10821
    Unique aggregates announced from the AfriNIC address blocks:   4568
AfriNIC Region origin ASes present in the Internet Routing Table:   296
    AfriNIC Prefixes per ASN:                                     36.56
AfriNIC Region origin ASes announcing only one prefix:              121
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  156
Number of AfriNIC addresses announced to Internet:             39920640
    Equivalent to 2 /8s, 97 /16s and 36 /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        9870       8750      70  CHINAMOBILE-CN China Mobile Communication
 56046        1544        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         543       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       10878      11905    3796  AMAZON-02, US
   749        3233      54766    2485  DNIC-AS-00749, US
  7018        3175      23676    1970  ATT-INTERNET4, US
   367        2488       3021    1167  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2143        145    1367  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1682       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1398       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        3209        195      64  ALJAWWALSTC-AS, SA
 20940        1326        103    1069  AKAMAI-ASN1, NL
  3215         889       4826     287  France Telecom - Orange, FR
  3257         812       2074     703  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         677         57      27  Jordan Data Communications, JO
 25019         590       1000     139  SAUDINETSTC-AS, SA
  3320         585       8321     489  DTAG Internet service provider operations
 51167         559        110     245  CONTABO, DE
212238         478         36     433  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        5782       1687     720  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1229  Telmex Colombia S.A., CO
  3816        1319        778     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1046       2503      53  TIM SA, BR
 18881         845       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         85      50  ENTEL CHILE S.A., CL
 26599         551       2860      74  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        1245        389      16  LINKdotNET-AS, EG
 29571         897         65     299  ORANGE-COTE-IVOIRE, CI
 36935         640        124     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
 24835         514        339     187  RAYA-AS, EG
 37069         419       1068      10  MOBINIL, EG
  2018         376        319      71  TENET-1, ZA
 36903         349        156     259  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10878      11905    3796  AMAZON-02, US
  9808        9870       8750      70  CHINAMOBILE-CN China Mobile Communication
  8151        5782       1687     720  UNINET, MX
   749        3233      54766    2485  DNIC-AS-00749, US
 39891        3209        195      64  ALJAWWALSTC-AS, SA
  7018        3175      23676    1970  ATT-INTERNET4, US
   367        2488       3021    1167  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2143        145    1367  USDA-1, US
 11830        2007        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        9870         9800  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5782         5062  UNINET, MX
 39891        3209         3145  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2468         1758  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1682         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1544         1372  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
     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
23.139.40.0/23       Origin:       945  8964, TW
23.139.40.0/23      Transit:      7018  ATT-INTERNET4, US
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

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      /11:39      /12:139     
/13:199     /14:532     /15:1031    /16:7108    /17:3410    /18:4013    
/19:7424    /20:11848   /21:14539   /22:26349   /23:26670   /24:142895  
/25:47      /26:69      /27:38      /28:19      /29:16      /30:9       
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3058        5782  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2208       10878  AMAZON-02, US
 22773        1865        2468  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1420        3175  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         951        1682  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         862        1796  CELLCO-PART, US

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

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

   1:65        2:502       3:497       4:5         5:1143      6:154    
   7:5         8:682      11:171      12:1018     13:313      14:111    
  15:293      16:231      17:5        18:860      20:153      21:4      
  22:188      23:2094     24:612      27:56       29:19       31:342    
  32:25       34:9        35:72       36:1202     37:761      38:1502   
  39:538      40:53       41:1111     42:239      43:199      44:32     
  45:3557     46:828      47:96       49:50       50:351      51:371    
  52:1368     54:275      55:955      56:8        57:18       58:32     
  59:32       60:16       61:67       62:482      63:781      64:1701   
  65:1066     66:1472     67:857      68:525      69:1096     70:302    
  71:204      72:559      74:925      75:412      76:238      77:373    
  78:621      79:253      80:302      81:376      82:311      83:201    
  84:332      85:504      86:231      87:216      88:234      89:787    
  90:88       91:1036     92:627      93:858      94:636      95:721    
  96:196      97:46       98:452      99:164     100:22      101:25     
 102:389     103:1323    104:888     105:128     106:59      107:781    
 108:429     109:402     110:34      111:1869    112:467     113:41     
 114:50      115:25      116:46      117:963     118:175     119:114    
 120:1172    121:46      122:155     123:159     124:75      125:26     
 128:375     129:315     130:656     131:903     132:571     133:211    
 134:462     135:102     136:488     137:548     138:986     139:398    
 140:646     141:445     142:879     143:677     144:411     145:64     
 146:641     147:494     148:694     149:616     150:308     151:635    
 152:647     153:135     154:582     155:736     156:674     157:385    
 158:452     159:647     160:818     161:631     162:861     163:391    
 164:738     165:782     166:587     167:641     168:1183    169:118    
 170:1504    171:97      172:1093    173:763     174:219     175:42     
 176:351     177:1099    178:554     179:759     180:77      181:1634   
 182:44      183:850     184:439     185:3154    186:2007    187:1104   
 188:745     189:1499    190:4088    191:451     192:4720    193:1851   
 194:1329    195:896     196:745     197:758     198:2430    199:4477   
 200:3432    201:3102    202:1135    203:689     204:2070    205:1920   
 206:1534    207:1393    208:1183    209:1808    210:359     211:462    
 212:987     213:755     214:1021    215:41      216:2275    217:494    
 218:525     219:22      220:52      221:300     222:24      223:662    


End of report


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