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AS15704

AS15704 is XTRA TELECOM S.A..

Last updated 3 Nov 2026 from DB-IP ASN Lite (2026-11-01) and RIR statistics (4 Nov 2026)

Short answer

AS15704 belongs to XTRA TELECOM S.A.. DB-IP Lite attributes 836,864 IPv4 addresses in 140 ranges and 20 IPv6 ranges to it, all or nearly all of the IPv4 space in Spain. The number is registered with RIPE NCC in Spain on 20 Sept 2000.

Facts for AS15704
Operator (DB-IP)XTRA TELECOM S.A.
IPv4 addresses836,864
IPv4 ranges140
IPv6 ranges20
RegistryRIPE NCC
Registered20 Sept 2000
Registry countrySpain (ES)

Does it publish a geofeed?

We haven’t checked this network’s registry records for a geofeed yet. The Truth Check looks for one live for any address you test.

Shared addresses (CGNAT)

XTRA TELECOM S.A. hasn’t been documented as using carrier-grade NAT in a source we could check. To see whether your own connection is behind it, compare your router’s address on the CGNAT check.

IPv6

DB-IP lists 20 IPv6 ranges for AS15704, so customers can get IPv6 addresses, which databases place separately from IPv4.

Where its IPv4 space is used, according to DB-IP

ES100%

Share of the network’s IPv4 addresses by DB-IP Country Lite. IP Geolocation by DB-IP.

IP ranges

RangeAs CIDRAddresses
31.221.128.0 – 31.221.255.25531.221.128.0/1732,768
31.222.80.0 – 31.222.95.25531.222.80.0/204,096
37.29.128.0 – 37.29.255.25537.29.128.0/1732,768
46.6.0.0 – 46.6.63.25546.6.0.0/1816,384
46.6.112.0 – 46.6.114.25546.6.112.0/23, 46.6.114.0/24768
46.6.116.0 – 46.6.255.25546.6.116.0/22, 46.6.120.0/21 …35,840
46.222.0.0 – 46.222.255.25546.222.0.0/1665,536
66.81.160.0 – 66.81.191.25566.81.160.0/198,192
67.218.224.0 – 67.218.255.25567.218.224.0/198,192
77.27.140.0 – 77.27.143.25577.27.140.0/221,024
77.27.148.0 – 77.27.151.25577.27.148.0/221,024
77.241.48.0 – 77.241.57.25577.241.48.0/21, 77.241.56.0/232,560
77.241.59.0 – 77.241.61.25577.241.59.0/24, 77.241.60.0/23768
77.241.63.0 – 77.241.63.25577.241.63.0/24256
78.30.0.0 – 78.30.63.25578.30.0.0/1816,384
80.81.96.0 – 80.81.127.25580.81.96.0/198,192
81.0.0.0 – 81.0.63.25581.0.0.0/1816,384
82.144.0.0 – 82.144.31.25582.144.0.0/198,192
82.213.192.0 – 82.213.255.25582.213.192.0/1816,384
83.138.40.0 – 83.138.47.25583.138.40.0/212,048
83.165.112.0 – 83.165.119.25583.165.112.0/212,048
83.175.192.0 – 83.175.229.25583.175.192.0/19, 83.175.224.0/22 …9,728
83.175.231.0 – 83.175.255.25583.175.231.0/24, 83.175.232.0/21 …6,400
84.39.176.0 – 84.39.183.25584.39.176.0/212,048
85.31.128.0 – 85.31.135.25585.31.128.0/212,048
85.85.104.0 – 85.85.127.25585.85.104.0/21, 85.85.112.0/206,144
85.85.160.0 – 85.85.191.25585.85.160.0/198,192
85.85.200.0 – 85.85.207.25585.85.200.0/212,048
85.85.224.0 – 85.85.239.25585.85.224.0/204,096
85.86.24.0 – 85.86.39.25585.86.24.0/21, 85.86.32.0/214,096
85.86.56.0 – 85.86.71.25585.86.56.0/21, 85.86.64.0/214,096
85.86.176.0 – 85.86.191.25585.86.176.0/204,096
85.86.208.0 – 85.86.223.25585.86.208.0/204,096
85.86.232.0 – 85.87.23.25585.86.232.0/21, 85.86.240.0/20 …12,288
85.87.120.0 – 85.87.123.25585.87.120.0/221,024
85.87.128.0 – 85.87.167.25585.87.128.0/19, 85.87.160.0/2110,240
85.87.176.0 – 85.87.191.25585.87.176.0/204,096
85.87.216.0 – 85.87.217.25585.87.216.0/23512
85.87.220.0 – 85.87.221.25585.87.220.0/23512
85.187.52.0 – 85.187.55.25585.187.52.0/221,024
85.235.68.0 – 85.235.71.25585.235.68.0/221,024
85.239.128.0 – 85.239.143.25585.239.128.0/204,096
87.124.128.0 – 87.124.191.25587.124.128.0/1816,384
89.35.62.0 – 89.35.63.25589.35.62.0/23512
89.39.34.0 – 89.39.53.25589.39.34.0/23, 89.39.36.0/22 …5,120
89.39.55.0 – 89.39.63.25589.39.55.0/24, 89.39.56.0/212,304
91.106.16.0 – 91.106.23.25591.106.16.0/212,048
91.116.156.0 – 91.116.163.25591.116.156.0/22, 91.116.160.0/222,048
91.116.220.0 – 91.116.223.25591.116.220.0/221,024
91.116.236.0 – 91.116.239.25591.116.236.0/221,024
2a00:d100:: – 2a00:d100:7b:ffff:ffff:ffff:ffff:ffff2a00:d100::/42IPv6
2a00:d100:81a:: – 2a00:d100:10ea:ffff:ffff:ffff:ffff:ffff2a00:d100:81a::/47IPv6
2a00:d100:191c:: – 2a00:d100:2048:ffff:ffff:ffff:ffff:ffff2a00:d100:191c::/46IPv6
2a00:d100:2953:: – 2a00:d100:2964:ffff:ffff:ffff:ffff:ffff2a00:d100:2953::/48IPv6
2a00:d100:3033:: – 2a00:d100:3033:ffff:ffff:ffff:ffff:ffff2a00:d100:3033::/48IPv6
2a00:d100:38e5:: – 2a00:d100:3900:ffff:ffff:ffff:ffff:ffff2a00:d100:38e5::/48IPv6
2a00:d100:6000:: – 2a00:d100:60cb:ffff:ffff:ffff:ffff:ffff2a00:d100:6000::/41IPv6
2a00:d100:7000:: – 2a00:d100:73ba:ffff:ffff:ffff:ffff:ffff2a00:d100:7000::/39IPv6
2a00:d100:79b6:: – 2a00:d100:7b37:ffff:ffff:ffff:ffff:ffff2a00:d100:79b6::/47IPv6
2a00:d100:9815:: – 2a00:d100:9815:ffff:ffff:ffff:ffff:ffff2a00:d100:9815::/48IPv6
2a00:d101:: – 2a00:d101:3:ffff:ffff:ffff:ffff:ffff2a00:d101::/46IPv6
2a00:d101:10c9:: – 2a00:d101:10e6:ffff:ffff:ffff:ffff:ffff2a00:d101:10c9::/48IPv6
2a00:d101:1851:: – 2a00:d101:3c9c:ffff:ffff:ffff:ffff:ffff2a00:d101:1851::/48IPv6
2a00:d101:4807:: – 2a00:d101:4bff:ffff:ffff:ffff:ffff:ffff2a00:d101:4807::/48IPv6
2a00:d102:400a:: – 2a00:d102:400a:ffff:ffff:ffff:ffff:ffff2a00:d102:400a::/48IPv6
2a00:d102:480a:: – 2a00:d102:4813:ffff:ffff:ffff:ffff:ffff2a00:d102:480a::/47IPv6
2a00:d102:500f:: – 2a00:d102:5014:ffff:ffff:ffff:ffff:ffff2a00:d102:500f::/48IPv6
2a00:d102:5851:: – 2a00:d102:5852:ffff:ffff:ffff:ffff:ffff2a00:d102:5851::/48IPv6
2a01:8480:: – 2a01:8480:ffff:ffff:ffff:ffff:ffff:ffff2a01:8480::/32IPv6
2a11:1f40:: – 2a11:1f47:ffff:ffff:ffff:ffff:ffff:ffff2a11:1f40::/29IPv6
Showing 50 of 140 IPv4 and 20 of 20 IPv6 ranges All ranges (CSV)

IP Geolocation by DB-IP, ASN Lite, CC BY 4.0.

Using an address from this network? See which sources agree on where it is.

Sources

  1. DB-IP IP to ASN Lite (CC BY 4.0) · checked 3 Nov 2026
  2. NRO RIR delegated-extended statistics · checked 5 Nov 2026