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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Oct 26 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 26 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:                              250768
    Prefixes after maximum aggregation (per Origin AS):          110308
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      133613
    Number of IPv4 prefixes with a valid ROA:                    110293
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         140448
Total ASes present in the Internet Routing Table:                 20067
    Prefixes per ASN:                                             12.50
Origin-only ASes present in the Internet Routing Table:           17261
Origin ASes announcing only one prefix:                            7734
Transit ASes present in the Internet Routing Table:                2806
Transit-only ASes present in the Internet Routing Table:            710
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:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               338
    Number of instances of unregistered ASNs:                       339
Number of 32-bit ASNs allocated by the RIRs:                      45651
Number of 32-bit ASNs visible in the Routing Table:                7776
Prefixes from 32-bit ASNs in the Routing Table:                   28624
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:            174
Number of addresses announced to Internet:                   1485796125
    Equivalent to 88 /8s, 143 /16s and 115 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               40.1
    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:       79658

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

Prefixes being announced by APNIC Region ASes:                    32211
    Total APNIC prefixes after maximum aggregation:                7753
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           31488
    Unique aggregates announced from the APNIC address blocks:     9010
APNIC Region origin ASes present in the Internet Routing Table:    1187
    APNIC Prefixes per ASN:                                       26.53
APNIC Region origin ASes announcing only one prefix:                460
APNIC Region transit ASes present in the Internet Routing Table:    207
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:    527
Number of APNIC addresses announced to Internet:              180834156
    Equivalent to 10 /8s, 199 /16s and 79 /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:                    112667
    Total ARIN prefixes after maximum aggregation:                59816
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111856
    Unique aggregates announced from the ARIN address blocks:     62866
ARIN Region origin ASes present in the Internet Routing Table:     8957
    ARIN Prefixes per ASN:                                        12.49
ARIN Region origin ASes announcing only one prefix:                3709
ARIN Region transit ASes present in the Internet Routing Table:     823
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:    1964
Number of ARIN addresses announced to Internet:               871729569
    Equivalent to 51 /8s, 245 /16s and 137 /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:                     47317
    Total RIPE prefixes after maximum aggregation:                25018
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            48292
    Unique aggregates announced from the RIPE address blocks:     34143
RIPE Region origin ASes present in the Internet Routing Table:     4495
    RIPE Prefixes per ASN:                                        10.74
RIPE Region origin ASes announcing only one prefix:                1941
RIPE Region transit ASes present in the Internet Routing Table:     665
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:    1755
Number of RIPE addresses announced to Internet:               293581776
    Equivalent to 17 /8s, 127 /16s and 179 /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:                   48887
    Total LACNIC prefixes after maximum aggregation:              14477
    LACNIC Deaggregation factor:                                   3.38
Prefixes being announced from the LACNIC address blocks:          47758
    Unique aggregates announced from the LACNIC address blocks:   22538
LACNIC Region origin ASes present in the Internet Routing Table:   4279
    LACNIC Prefixes per ASN:                                      11.16
LACNIC Region origin ASes announcing only one prefix:              1496
LACNIC Region transit ASes present in the Internet Routing Table:   886
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3368
Number of LACNIC addresses announced to Internet:              99325248
    Equivalent to 5 /8s, 235 /16s and 149 /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:                   9348
    Total AfriNIC prefixes after maximum aggregation:              3020
    AfriNIC Deaggregation factor:                                  3.10
Prefixes being announced from the AfriNIC address blocks:         11200
    Unique aggregates announced from the AfriNIC address blocks:   4913
AfriNIC Region origin ASes present in the Internet Routing Table:   304
    AfriNIC Prefixes per ASN:                                     36.84
AfriNIC Region origin ASes announcing only one prefix:              128
AfriNIC Region transit ASes present in the Internet Routing Table:   89
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  162
Number of AfriNIC addresses announced to Internet:             40228096
    Equivalent to 2 /8s, 101 /16s and 213 /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        9896       8751      79  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         599       2168     464  SINET-AS Research Organization of Informa
 38266         544        145      45  VIL-AS-AP Vodafone Idea Ltd, IN
 55410         541         50     176  VIL-AS-AP Vodafone Idea Ltd, IN
 17676         539       9967     163  GIGAINFRA SoftBank Corp., JP

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       10934      11916    3820  AMAZON-02, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3161      23667    1970  ATT-INTERNET4, US
 22773        2470       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2458       3012    1146  DNIC-ASBLK-00306-00371, US
  4155        2187        148    1367  USDA-1, US
 11776        1869        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1795       3384     438  CELLCO-PART, US
   209        1678       4897     301  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1401       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        1286        100    1036  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         692       1842      17  TE-AS TE-AS, EG
  8376         653         57      29  Jordan Data Communications, JO
 25019         587        991     137  SAUDINETSTC-AS, SA
  3320         573       8320     481  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         491         37     442  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        6779       1901     733  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1228  Telmex Colombia S.A., CO
  3816        1320        779     195  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 26615        1034       2503      53  TIM SA, BR
 18881         853       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         538       2850      75  TELEFONICA BRASIL S.A, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1418        389      16  LINKdotNET-AS, EG
 29571         721         58     307  ORANGE-COTE-IVOIRE, CI
 36935         647        127     174  Vodafone-, EG
 36992         567        925     264  ETISALAT-MISR, EG
 36914         524         82       3  KENET-AS, KE
 24835         515        339     187  RAYA-AS, EG
 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       10934      11916    3820  AMAZON-02, US
  9808        9896       8751      79  CHINAMOBILE-CN China Mobile Communication
  8151        6779       1901     733  UNINET, MX
   749        3262      54896    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3161      23667    1970  ATT-INTERNET4, US
 22773        2470       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2458       3012    1146  DNIC-ASBLK-00306-00371, US
  4155        2187        148    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        9896         9817  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6779         6046  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2470         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1869         1644  ATLANTICBB-JOHNSTOWN, US
 56047        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1418         1402  LINKdotNET-AS, EG
   209        1678         1377  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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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

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     
/13:194     /14:520     /15:1020    /16:6881    /17:3370    /18:3994    
/19:7515    /20:11921   /21:14892   /22:26641   /23:27052   /24:146339  
/25:47      /26:69      /27:36      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3529        6779  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2221       10934  AMAZON-02, US
 22773        1866        2470  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1422        3161  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         951        1678  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1869  ATLANTICBB-JOHNSTOWN, US
  6167         860        1795  CELLCO-PART, US

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

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

   1:64        2:517       3:503       4:5         5:1028      6:157    
   7:5         8:682      11:171      12:1011     13:312      14:114    
  15:293      16:225      17:5        18:867      20:112      21:4      
  22:188      23:2081     24:629      27:56       29:19       31:346    
  32:25       34:9        35:72       36:1194     37:705      38:1641   
  39:534      40:53       41:1054     42:327      43:208      44:33     
  45:3704     46:803      47:95       49:61       50:350      51:365    
  52:1414     54:295      55:948      56:8        57:16       58:31     
  59:30       60:16       61:64       62:477      63:767      64:1742   
  65:1096     66:1517     67:911      68:518      69:1119     70:301    
  71:205      72:560      74:917      75:414      76:232      77:398    
  78:585      79:258      80:315      81:391      82:308      83:197    
  84:326      85:468      86:220      87:215      88:235      89:794    
  90:96       91:963      92:643      93:832      94:627      95:661    
  96:195      97:47       98:528      99:164     100:26      101:27     
 102:392     103:1293    104:921     105:126     106:68      107:780    
 108:444     109:401     110:41      111:1868    112:469     113:41     
 114:61      115:24      116:44      117:978     118:205     119:114    
 120:1174    121:46      122:192     123:195     124:68      125:21     
 128:382     129:322     130:656     131:929     132:562     133:208    
 134:447     135:102     136:503     137:571     138:1017    139:393    
 140:658     141:566     142:901     143:703     144:405     145:68     
 146:649     147:500     148:701     149:604     150:336     151:613    
 152:662     153:135     154:718     155:738     156:760     157:376    
 158:452     159:635     160:712     161:615     162:853     163:375    
 164:746     165:780     166:598     167:642     168:1485    169:132    
 170:1532    171:101     172:1087    173:770     174:287     175:42     
 176:354     177:1106    178:443     179:778     180:80      181:1834   
 182:45      183:850     184:441     185:3017    186:2297    187:1164   
 188:747     189:1593    190:4894    191:464     192:4764    193:1833   
 194:1289    195:912     196:701     197:1125    198:2447    199:4530   
 200:3833    201:3227    202:1116    203:685     204:2077    205:1994   
 206:1564    207:1407    208:1229    209:1857    210:327     211:430    
 212:945     213:714     214:1024    215:41      216:2342    217:477    
 218:521     219:21      220:52      221:301     222:18      223:690    


End of report


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