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

REN Routing Table Report cscora at frr.nsrc.org
Sat Dec 17 18:41:14 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Sat 17 Dec, 2022

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              934928
    Prefixes after maximum aggregation (per Origin AS):          347035
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      443522
    Number of IPv4 prefixes with a valid ROA:                    383779
    Number of IPv4 prefixes with an invalid ROA:                   2733
    Number of IPv4 prefixes with no ROA:                         548416
Total ASes present in the Internet Routing Table:                 73925
    Prefixes per ASN:                                             12.65
Origin-only ASes present in the Internet Routing Table:           63780
Origin ASes announcing only one prefix:                           25567
Transit ASes present in the Internet Routing Table:               10145
Transit-only ASes present in the Internet Routing Table:            407
Paths with bogon ASNs present in the IPv4 Routing Table:            117
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1015
    Number of instances of unregistered ASNs:                      1015
Number of 32-bit ASNs allocated by the RIRs:                      40928
Number of 32-bit ASNs visible in the Routing Table:               33885
Prefixes from 32-bit ASNs in the Routing Table:                  172439
Number of bogon 32-bit ASNs visible in the Routing Table:            18
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            519
Number of addresses announced to Internet:                   3061795840
    Equivalent to 182 /8s, 127 /16s and 76 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    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:      322994

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

Prefixes being announced by APNIC Region ASes:                   236527
    Total APNIC prefixes after maximum aggregation:               67977
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          231434
    Unique aggregates announced from the APNIC address blocks:    97351
APNIC Region origin ASes present in the Internet Routing Table:   13129
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               3822
APNIC Region transit ASes present in the Internet Routing Table:   1740
Average APNIC Region AS path length visible:                        6.1
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8414
Number of APNIC addresses announced to Internet:              773348096
    Equivalent to 46 /8s, 24 /16s and 91 /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, 131072-151865
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:                    269592
    Total ARIN prefixes after maximum aggregation:               121998
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           271203
    Unique aggregates announced from the ARIN address blocks:    129438
ARIN Region origin ASes present in the Internet Routing Table:    19058
    ARIN Prefixes per ASN:                                        14.23
ARIN Region origin ASes announcing only one prefix:                6979
ARIN Region transit ASes present in the Internet Routing Table:    1847
Average ARIN Region AS path length visible:                         5.7
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4697
Number of ARIN addresses announced to Internet:              1288147968
    Equivalent to 76 /8s, 199 /16s and 148 /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, 393216-401308
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:                    266964
    Total RIPE prefixes after maximum aggregation:               122216
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           263646
    Unique aggregates announced from the RIPE address blocks:    155502
RIPE Region origin ASes present in the Internet Routing Table:    28196
    RIPE Prefixes per ASN:                                         9.35
RIPE Region origin ASes announcing only one prefix:               11962
RIPE Region transit ASes present in the Internet Routing Table:    3822
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10939
Number of RIPE addresses announced to Internet:               715549440
    Equivalent to 42 /8s, 166 /16s and 107 /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
                       196608-213403
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:                  128099
    Total LACNIC prefixes after maximum aggregation:              28299
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         127326
    Unique aggregates announced from the LACNIC address blocks:   48811
LACNIC Region origin ASes present in the Internet Routing Table:  11013
    LACNIC Prefixes per ASN:                                      11.56
LACNIC Region origin ASes announcing only one prefix:              2250
LACNIC Region transit ASes present in the Internet Routing Table:  2249
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8778
Number of LACNIC addresses announced to Internet:             175952896
    Equivalent to 10 /8s, 124 /16s and 212 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  32731
    Total AfriNIC prefixes after maximum aggregation:              5775
    AfriNIC Deaggregation factor:                                  5.67
Prefixes being announced from the AfriNIC address blocks:         40800
    Unique aggregates announced from the AfriNIC address blocks:  11995
AfriNIC Region origin ASes present in the Internet Routing Table:  1723
    AfriNIC Prefixes per ASN:                                     23.68
AfriNIC Region origin ASes announcing only one prefix:              554
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1057
Number of AfriNIC addresses announced to Internet:            108499456
    Equivalent to 6 /8s, 119 /16s and 146 /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        9155       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5932        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3625       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3521       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3378       1874      94  VNPT-AS-VN VNPT Corp, VN
  9498        2682        499     239  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2320        849     425  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2285      11250     590  KIXS-AS-KR Korea Telecom, KR
 45090        2180       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2165        440     215  TATACOMM-AS TATA Communications formerl

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        7743      10639    2910  AMAZON-02, US
 11492        4545        301     564  CABLEONE, US
  7155        3894        265      33  VIASAT-SP-BACKBONE, US
 22773        3711       3067     335  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3520       1320      63  SHAW, CA
 16625        3518       1834    2530  AKAMAI-AS, US
   749        3026      50577    2293  DNIC-AS-00749, US
  7018        2613      24143    1581  ATT-INTERNET4, US
396982        2575       3493     370  GOOGLE-CLOUD-PLATFORM, US
 30036        2564        368     378  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6936       1706     146  UNI2-AS, ES
  9121        6004       1692      17  TTNET, TR
 39891        4487        264      56  ALJAWWALSTC-AS, SA
 20940        4091       3400     179  AKAMAI-ASN1, NL
  8551        3700        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 47331        2947        436    2219  TTNET, TR
 12389        2917       2290     906  ROSTELECOM-AS, RU
  9009        2655        252    1361  M247, RO
  6849        2262        339      20  UKRTELNET, UA
 34984        2255        358     611  TELLCOM-AS, TR

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10901       3338     592  Uninet S.A. de C.V., MX
 10620        3466        507     852  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2173        356     576  Mega Cable, S.A. de C.V., MX
 28573        1339       2327     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1291        740     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1229        338     519  Axtel, S.A.B. de C.V., MX
  6147        1153        370      22  Telefonica del Peru S.A.A., PE
 11664        1137        184     473  Techtel LMDS Comunicaciones Interactiva
 26615         991       2466      43  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1895        326      57  Telkom-Internet, ZA
 24835        1550        537      31  RAYA-AS, EG
 24863        1531        393      21  LINKdotNET-AS, EG
 36992        1362       1520     269  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1013         67      40  ORANGE-COTE-IVOIRE, CI
 36935         883        520      42  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         506         52      36  WANANCHI-, KE
 36914         484         82       3  KENET-AS, KE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10901       3338     592  Uninet S.A. de C.V., MX
  9808        9155       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7743      10639    2910  AMAZON-02, US
 12479        6936       1706     146  UNI2-AS, ES
  9121        6004       1692      17  TTNET, TR
  7545        5932        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4545        301     564  CABLEONE, US
 39891        4487        264      56  ALJAWWALSTC-AS, SA
 20940        4091       3400     179  AKAMAI-ASN1, NL
  7155        3894        265      33  VIASAT-SP-BACKBONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9155         9108  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6936         6790  UNI2-AS, ES
  9121        6004         5987  TTNET, TR
  7545        5932         5240  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7743         4833  AMAZON-02, US
 39891        4487         4431  ALJAWWALSTC-AS, SA
 11492        4545         3981  CABLEONE, US
 20940        4091         3912  AKAMAI-ASN1, NL
  7155        3894         3861  VIASAT-SP-BACKBONE, US
  8551        3700         3662  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.12.76.0/24              3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.14.115.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     25674  UNALLOCATED  8.19.146.0/24             3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL
198.51.100.0/24           29766  CHSPSC-29766, US

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

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

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:     16637  MTNNS-AS, ZA
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:     16637  MTNNS-AS, ZA
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:     16637  MTNNS-AS, ZA
23.131.188.0/24      Origin:     46450  PILOT, US
23.131.188.0/24     Transit:      6939  HURRICANE, US
23.131.190.0/24      Origin:      7018  ATT-INTERNET4, US
23.131.190.0/24     Transit:      6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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        /8:16       /9:13      /10:38      /11:100     /12:296     
/13:586     /14:1205    /15:2102    /16:13571   /17:8386    /18:14081   
/19:25205   /20:43937   /21:53095   /22:111168  /23:101436  /24:559693  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        5979        6936  UNI2-AS, ES
  9121        5208        6004  TTNET, TR
  8151        4891       10901  Uninet S.A. de C.V., MX
 39891        3542        4487  ALJAWWALSTC-AS, SA
 11492        3452        4545  CABLEONE, US
  6327        3328        3520  SHAW, CA
  8551        3165        3700  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        2983        3894  VIASAT-SP-BACKBONE, US
 22773        2731        3711  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2539        2947  TTNET, TR

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

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

   1:1645      2:1236      3:168       4:7         5:4297      6:110    
   7:5         8:1579      9:1        11:172      12:1611     13:373    
  14:2369     15:287      16:75       17:373      18:405      20:247    
  21:4        22:188      23:6035     24:2515     25:4        27:2780   
  29:19       31:2528     32:112      34:8        35:95       36:1846   
  37:4652     38:3940     39:823      40:154      41:4418     42:1075   
  43:2332     44:310      45:17680    46:4257     47:381      49:1717   
  50:1944     51:375      52:1524     54:395      55:824      56:8      
  57:90       58:1772     59:1108     60:1009     61:2467     62:2698   
  63:1957     64:5670     65:2343     66:5016     67:3066     68:1391   
  69:4175     70:1257     71:673      72:3069     74:2634     75:1471   
  76:596      77:2437     78:4029     79:2946     80:2086     81:1861   
  82:1487     83:1246     84:1510     85:3823     86:742      87:2020   
  88:2893     89:3569     90:581      91:7731     92:1985     93:2580   
  94:3586     95:4850     96:1316     97:345      98:1177     99:741    
 100:75      101:1294    102:2880    103:30805   104:4632    105:1994   
 106:846     107:2546    108:929     109:4346    110:2047    111:3267   
 112:2031    113:1532    114:1612    115:2134    116:1884    117:2487   
 118:2295    119:1905    120:1699    121:1059    122:2595    123:2179   
 124:1529    125:2278    128:1325    129:1057    130:979     131:2209   
 132:863     133:400     134:1900    135:338     136:888     137:932    
 138:2861    139:1504    140:1029    141:1488    142:1422    143:1527   
 144:1195    145:353     146:1902    147:1526    148:2259    149:1877   
 150:875     151:1151    152:1965    153:555     154:3890    155:1423   
 156:1639    157:1301    158:1047    159:2236    160:2676    161:1439   
 162:3568    163:1499    164:1738    165:1689    166:824     167:1754   
 168:4153    169:954     170:5001    171:886     172:3547    173:3081   
 174:1027    175:1180    176:3689    177:6092    178:3556    179:2612   
 180:2372    181:3434    182:3231    183:1915    184:2365    185:20181  
 186:5062    187:4557    188:4186    189:3874    190:9185    191:1783   
 192:11028   193:8851    194:7254    195:5188    196:3228    197:2712   
 198:6014    199:6115    200:8102    201:6097    202:10479   203:10220  
 204:4614    205:3520    206:3865    207:3401    208:4136    209:4860   
 210:4240    211:2411    212:4115    213:3581    214:1104    215:55     
 216:6624    217:2736    218:1263    219:417     220:2032    221:956    
 222:666     223:1997   

End of report


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