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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 16 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 16 Aug, 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:                              244620
    Prefixes after maximum aggregation (per Origin AS):          111047
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      132142
    Number of IPv4 prefixes with a valid ROA:                    100513
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         144084
Total ASes present in the Internet Routing Table:                 20580
    Prefixes per ASN:                                             11.89
Origin-only ASes present in the Internet Routing Table:           17691
Origin ASes announcing only one prefix:                            7959
Transit ASes present in the Internet Routing Table:                2889
Transit-only ASes present in the Internet Routing Table:            743
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               333
    Number of instances of unregistered ASNs:                       334
Number of 32-bit ASNs allocated by the RIRs:                      45194
Number of 32-bit ASNs visible in the Routing Table:                7989
Prefixes from 32-bit ASNs in the Routing Table:                   28388
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:            149
Number of addresses announced to Internet:                   1506223517
    Equivalent to 89 /8s, 199 /16s and 37 /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:       75208

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

Prefixes being announced by APNIC Region ASes:                    31988
    Total APNIC prefixes after maximum aggregation:                7971
    APNIC Deaggregation factor:                                    4.01
Prefixes being announced from the APNIC address blocks:           31345
    Unique aggregates announced from the APNIC address blocks:     9222
APNIC Region origin ASes present in the Internet Routing Table:    1272
    APNIC Prefixes per ASN:                                       24.64
APNIC Region origin ASes announcing only one prefix:                514
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:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    583
Number of APNIC addresses announced to Internet:              202102636
    Equivalent to 12 /8s, 11 /16s and 215 /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:                    111558
    Total ARIN prefixes after maximum aggregation:                60127
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110667
    Unique aggregates announced from the ARIN address blocks:     62087
ARIN Region origin ASes present in the Internet Routing Table:     9005
    ARIN Prefixes per ASN:                                        12.29
ARIN Region origin ASes announcing only one prefix:                3742
ARIN Region transit ASes present in the Internet Routing Table:     824
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:               871214433
    Equivalent to 51 /8s, 237 /16s and 173 /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:                     47122
    Total RIPE prefixes after maximum aggregation:                26157
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            47473
    Unique aggregates announced from the RIPE address blocks:     35373
RIPE Region origin ASes present in the Internet Routing Table:     4763
    RIPE Prefixes per ASN:                                         9.97
RIPE Region origin ASes announcing only one prefix:                2070
RIPE Region transit ASes present in the Internet Routing Table:     705
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1860
Number of RIPE addresses announced to Internet:               298536400
    Equivalent to 17 /8s, 203 /16s and 77 /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:                   44285
    Total LACNIC prefixes after maximum aggregation:              13856
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          43534
    Unique aggregates announced from the LACNIC address blocks:   20667
LACNIC Region origin ASes present in the Internet Routing Table:   4344
    LACNIC Prefixes per ASN:                                      10.02
LACNIC Region origin ASes announcing only one prefix:              1497
LACNIC Region transit ASes present in the Internet Routing Table:   905
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3439
Number of LACNIC addresses announced to Internet:              94192384
    Equivalent to 5 /8s, 157 /16s and 67 /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:                   9334
    Total AfriNIC prefixes after maximum aggregation:              2702
    AfriNIC Deaggregation factor:                                  3.45
Prefixes being announced from the AfriNIC address blocks:         11452
    Unique aggregates announced from the AfriNIC address blocks:   4671
AfriNIC Region origin ASes present in the Internet Routing Table:   309
    AfriNIC Prefixes per ASN:                                     37.06
AfriNIC Region origin ASes announcing only one prefix:              136
AfriNIC Region transit ASes present in the Internet Routing Table:   87
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  152
Number of AfriNIC addresses announced to Internet:             40098304
    Equivalent to 2 /8s, 99 /16s and 218 /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        9711       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1548        788     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1479        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
  2907         597       2168     464  SINET-AS Research Organization of Informa
 55410         517         47     173  VIL-AS-AP Vodafone Idea Ltd, IN
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10493      11600    3815  AMAZON-02, US
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2502       3073    1181  DNIC-ASBLK-00306-00371, US
  4155        2049        131    1338  USDA-1, US
 22773        1863       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1792       3363     427  CELLCO-PART, US
   209        1688       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1381       1047     108  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
 20940        1288        103    1055  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         844       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         728         59      24  Jordan Data Communications, JO
 34984         724         85     463  TELLCOM-AS, TR
212238         564         41     494  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         548       8318     462  DTAG Internet service provider operations

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        5465       1611     730  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1383        197    1027  Telmex Colombia S.A., CO
  3816        1319        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1062       2503      53  TIM SA, BR
  6147        1034        369      22  Telefonica del Peru S.A.A., PE
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         538       2893      68  TELEFONICA BRASIL S.A, BR
 13999         530         72     229  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        1303        388      22  LINKdotNET-AS, EG
 24835         959        415     140  RAYA-AS, EG
 29571         893         65     294  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         681        125     176  Vodafone-, EG
 36914         527         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

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       10493      11600    3815  AMAZON-02, US
  9808        9711       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5465       1611     730  UNINET, MX
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2502       3073    1181  DNIC-ASBLK-00306-00371, US
  4155        2049        131    1338  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1863       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1792       3363     427  CELLCO-PART, US

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        9711         9636  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5465         4735  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1479         1404  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1548         1375  CMNET-JIANGSU-AP China Mobile communications co
  6167        1792         1365  CELLCO-PART, US
   367        2502         1321  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, 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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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      /10:29      /11:41      /12:137     
/13:195     /14:522     /15:1030    /16:7136    /17:3376    /18:3898    
/19:7382    /20:11383   /21:14541   /22:26792   /23:26264   /24:141694  
/25:41      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2798        5465  UNINET, MX
 16509        2141       10493  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1403        1863  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1312        2899  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         887        1792  CELLCO-PART, US
 10620         832        1383  Telmex Colombia S.A., CO
 19901         809         959  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:42        2:300       3:412       4:5         5:698       6:148    
   7:5         8:703      11:171      12:1024     13:303      14:110    
  15:290      16:226      17:6        18:825      20:173      21:4      
  22:188      23:2076     24:653      25:2        27:45       29:19     
  31:378      32:26       34:10       35:70       36:1197     37:677    
  38:1410     39:538      40:53       41:1179     42:171      43:197    
  44:45       45:3759     46:857      47:96       49:37       50:335    
  51:372      52:1367     54:274      55:954      56:8        57:17     
  58:6        59:33       60:17       61:60       62:468      63:783    
  64:1743     65:1066     66:1437     67:876      68:500      69:1076   
  70:313      71:206      72:565      74:926      75:413      76:228    
  77:328      78:325      79:217      80:314      81:371      82:303    
  83:179      84:351      85:466      86:216      87:201      88:246    
  89:847      90:98       91:1022     92:579      93:451      94:650    
  95:291      96:215      97:57       98:386      99:160     100:12     
 101:20      102:388     103:1356    104:939     105:160     106:17     
 107:803     108:439     109:396     110:24      111:1842    112:449    
 113:42      114:44      115:25      116:47      117:962     118:209    
 119:130     120:1104    121:36      122:207     123:197     124:73     
 125:18      128:482     129:322     130:629     131:950     132:578    
 133:195     134:464     135:107     136:448     137:534     138:993    
 139:461     140:665     141:458     142:801     143:767     144:413    
 145:79      146:603     147:471     148:720     149:661     150:308    
 151:614     152:673     153:136     154:666     155:731     156:735    
 157:368     158:432     159:681     160:819     161:669     162:884    
 163:399     164:735     165:810     166:582     167:661     168:1324   
 169:166     170:1542    171:105     172:1151    173:781     174:154    
 175:59      176:641     177:1196    178:426     179:796     180:67     
 181:1553    182:42      183:832     184:315     185:3263    186:1793   
 187:1198    188:704     189:1331    190:3967    191:427     192:4771   
 193:1896    194:1377    195:981     196:866     197:717     198:2467   
 199:4413    200:3398    201:3123    202:1143    203:694     204:2060   
 205:1941    206:1559    207:1376    208:1183    209:1774    210:349    
 211:444     212:985     213:763     214:1020    215:43      216:2391   
 217:474     218:530     219:38      220:33      221:300     222:20     
 223:645    

End of report


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