[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 3 20:16:59 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 03 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:                              250266
    Prefixes after maximum aggregation (per Origin AS):          111015
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      134270
    Number of IPv4 prefixes with a valid ROA:                    109819
    Number of IPv4 prefixes with an invalid ROA:                     28
    Number of IPv4 prefixes with no ROA:                         140419
Total ASes present in the Internet Routing Table:                 20041
    Prefixes per ASN:                                             12.49
Origin-only ASes present in the Internet Routing Table:           17247
Origin ASes announcing only one prefix:                            7760
Transit ASes present in the Internet Routing Table:                2794
Transit-only ASes present in the Internet Routing Table:            744
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:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               337
    Number of instances of unregistered ASNs:                       338
Number of 32-bit ASNs allocated by the RIRs:                      45705
Number of 32-bit ASNs visible in the Routing Table:                7732
Prefixes from 32-bit ASNs in the Routing Table:                   28292
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:            148
Number of addresses announced to Internet:                   1493465117
    Equivalent to 89 /8s, 4 /16s and 120 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       79116

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

Prefixes being announced by APNIC Region ASes:                    33283
    Total APNIC prefixes after maximum aggregation:                8755
    APNIC Deaggregation factor:                                    3.80
Prefixes being announced from the APNIC address blocks:           32441
    Unique aggregates announced from the APNIC address blocks:    10146
APNIC Region origin ASes present in the Internet Routing Table:    1221
    APNIC Prefixes per ASN:                                       26.57
APNIC Region origin ASes announcing only one prefix:                479
APNIC Region transit ASes present in the Internet Routing Table:    209
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:    539
Number of APNIC addresses announced to Internet:              182660460
    Equivalent to 10 /8s, 227 /16s and 45 /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:                    111806
    Total ARIN prefixes after maximum aggregation:                59508
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110576
    Unique aggregates announced from the ARIN address blocks:     61939
ARIN Region origin ASes present in the Internet Routing Table:     8898
    ARIN Prefixes per ASN:                                        12.43
ARIN Region origin ASes announcing only one prefix:                3706
ARIN Region transit ASes present in the Internet Routing Table:     814
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:    1955
Number of ARIN addresses announced to Internet:               871332769
    Equivalent to 51 /8s, 239 /16s and 123 /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:                     48292
    Total RIPE prefixes after maximum aggregation:                25246
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            49614
    Unique aggregates announced from the RIPE address blocks:     34718
RIPE Region origin ASes present in the Internet Routing Table:     4590
    RIPE Prefixes per ASN:                                        10.81
RIPE Region origin ASes announcing only one prefix:                1972
RIPE Region transit ASes present in the Internet Routing Table:     673
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:    1800
Number of RIPE addresses announced to Internet:               301130448
    Equivalent to 17 /8s, 242 /16s and 226 /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:                   47309
    Total LACNIC prefixes after maximum aggregation:              14286
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          46374
    Unique aggregates announced from the LACNIC address blocks:   22366
LACNIC Region origin ASes present in the Internet Routing Table:   4162
    LACNIC Prefixes per ASN:                                      11.14
LACNIC Region origin ASes announcing only one prefix:              1480
LACNIC Region transit ASes present in the Internet Routing Table:   873
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:  3288
Number of LACNIC addresses announced to Internet:              98199872
    Equivalent to 5 /8s, 218 /16s and 105 /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:                   9239
    Total AfriNIC prefixes after maximum aggregation:              2997
    AfriNIC Deaggregation factor:                                  3.08
Prefixes being announced from the AfriNIC address blocks:         11113
    Unique aggregates announced from the AfriNIC address blocks:   4979
AfriNIC Region origin ASes present in the Internet Routing Table:   292
    AfriNIC Prefixes per ASN:                                     38.06
AfriNIC Region origin ASes announcing only one prefix:              123
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             40075776
    Equivalent to 2 /8s, 99 /16s and 130 /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        9895       8752      82  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
  7545        1218        172     922  TPG-INTERNET-AP TPG Telecom Limited, AU
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         535       9951     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  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       10971      11967    3884  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3138      23659    1976  ATT-INTERNET4, US
   367        2490       3010    1152  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2191        148    1373  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1797       3392     439  CELLCO-PART, US
   209        1674       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1402       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        1279        100    1034  AKAMAI-ASN1, NL
  3215         918       4890     283  France Telecom - Orange, FR
  3257         800       2073     695  GTT-BACKBONE GTT, US
  8452         699       1842      17  TE-AS TE-AS, EG
  8376         653         57      29  Jordan Data Communications, JO
 25019         586        991     136  SAUDINETSTC-AS, SA
  3320         571       8321     483  DTAG Internet service provider operations
 51167         558        110     244  CONTABO, DE
212238         503         37     453  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        5928       1756     762  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1225  Telmex Colombia S.A., CO
  3816        1323        779     196  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        369      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         859       1128      28  TELEFONICA BRASIL S.A, BR
 28006         643         77     293  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 13999         552         79     240  Mega Cable, S.A. de C.V., MX

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         687         56     301  ORANGE-COTE-IVOIRE, CI
 36935         646        127     176  Vodafone-, EG
 24835         599        352     195  RAYA-AS, EG
 36992         581        967     267  ETISALAT-MISR, EG
 36914         525         82       3  KENET-AS, KE
 37069         440       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  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       10971      11967    3884  AMAZON-02, US
  9808        9895       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        5928       1756     762  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3138      23659    1976  ATT-INTERNET4, US
   367        2490       3010    1152  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2191        148    1373  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        9895         9813  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5928         5166  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2474         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  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      /12:139     
/13:195     /14:525     /15:1026    /16:6923    /17:3351    /18:4043    
/19:7506    /20:11955   /21:14759   /22:26743   /23:26970   /24:145843  
/25:46      /26:67      /27:37      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3044        5928  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2243       10971  AMAZON-02, US
 22773        1869        2474  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1407        3138  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
  6167         860        1797  CELLCO-PART, US

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

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

   1:76        2:518       3:508       4:5         5:1030      6:156    
   7:5         8:675      11:171      12:1007     13:303      14:245    
  15:293      16:231      17:5        18:869      20:116      21:4      
  22:188      23:2070     24:634      27:117      29:19       31:394    
  32:25       34:9        35:74       36:1193     37:725      38:1460   
  39:534      40:53       41:1020     42:229      43:199      44:30     
  45:3637     46:973      47:94       49:38       50:353      51:368    
  52:1409     54:292      55:940      56:8        57:17       58:33     
  59:40       60:116      61:122      62:488      63:769      64:1705   
  65:1071     66:1430     67:896      68:515      69:1023     70:298    
  71:197      72:556      74:899      75:411      76:220      77:431    
  78:608      79:318      80:337      81:413      82:319      83:201    
  84:338      85:460      86:234      87:228      88:240      89:783    
  90:97       91:1016     92:615      93:856      94:712      95:669    
  96:190      97:52       98:522      99:163     100:27      101:28     
 102:344     103:1253    104:878     105:86      106:58      107:777    
 108:445     109:417     110:105     111:1866    112:469     113:41     
 114:57      115:59      116:43      117:974     118:186     119:113    
 120:1182    121:44      122:156     123:200     124:80      125:33     
 128:327     129:321     130:670     131:919     132:573     133:208    
 134:465     135:102     136:497     137:587     138:988     139:400    
 140:661     141:560     142:909     143:714     144:406     145:70     
 146:648     147:504     148:717     149:621     150:335     151:624    
 152:640     153:135     154:582     155:751     156:825     157:385    
 158:458     159:641     160:712     161:602     162:835     163:373    
 164:749     165:758     166:599     167:630     168:1441    169:135    
 170:1520    171:97      172:1084    173:747     174:283     175:42     
 176:359     177:1098    178:432     179:764     180:81      181:1771   
 182:44      183:850     184:435     185:3060    186:2274    187:1102   
 188:779     189:1437    190:4882    191:454     192:4764    193:1872   
 194:1337    195:882     196:691     197:1121    198:2408    199:4496   
 200:3748    201:3071    202:1168    203:819     204:2065    205:1978   
 206:1541    207:1383    208:1207    209:1777    210:337     211:430    
 212:984     213:742     214:1001    215:41      216:2312    217:473    
 218:521     219:21      220:123     221:301     222:18      223:708    


End of report


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