eko-program.cz - robtex.com

eko-program.cz

DNSSEC⚠️ Not signed
A81.91.86.11🇨🇿 WEB4U81.91.80.0/21
PTRphp5.web4u.cz
NSns2.web4u.cz ⭐
A2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s.
PTRns2.web4u.cz
A85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block
PTRns2.web4u.cz
NSns.web4u.cz
A2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33
PTRns.web4u.cz
A185.14.224.241🇨🇿 WEB4U185.14.224.0/23
PTRns.web4u.cz
MXekoprogram-cz0i.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::c🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db9pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca04::f🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca09::4🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:ca09::b🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am7pr05cu00103.inbound.protection.outlook.com
A52.101.68.10🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dbbpr03cu00102.inbound.protection.outlook.com
A52.101.68.36🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db5pr02cu00104.inbound.protection.outlook.com
A52.101.73.11🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am1pr04cu00103.inbound.protection.outlook.com
A52.101.73.28🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am7pr05cu00204.inbound.protection.outlook.com
TXTMS=ms61249117
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns.web4u.czadmin@web4u.cz 2024-03-01 #0

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz ⭐
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1783820843

Subdomains

kos.eko-program.cz
remote.eko-program.cz
mail.eko-program.cz

Same first word

eko-program.cz
eko-program.eu

DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026NSns.web4u.czns2.web4u.czMXekoprogram-cz0i.mail.protection.outlook.comgate.emailprotect.czkos.eko-program.czmail.eko-program.czremote.eko-program.czA81.91.86.1181.90.243.30
●NSns.web4u.cz2015-06-22 → 2026-07-12 · 2 obs
● 2015-06-22 22:43:20
● 2026-07-12 02:19:54
●NSns2.web4u.cz2015-06-22 → 2026-07-12 · 2 obs
● 2015-06-22 22:43:20
● 2026-07-12 02:19:54
●MXekoprogram-cz0i.mail.protection.outlook.com2026-04-27 → 2026-07-12 · 3 obs
○ 2018-07-31 17:28:30
● 2026-04-27 06:38:10
● 2026-07-12 02:19:54
○MXgate.emailprotect.cz2018-07-31 → 2018-07-31 · 4 obs
○ 2016-12-25 01:40:34
● 2018-07-31 17:28:30
○ 2026-04-27 06:38:10
○ 2026-07-12 02:19:54
○MXkos.eko-program.cz2015-06-22 → 2016-02-09 · 4 obs
● 2015-06-22 22:43:20
● 2016-02-09 21:32:42
○ 2016-04-27 20:25:32
○ 2026-07-12 02:19:54
○MXmail.eko-program.cz2015-06-22 → 2016-12-25 · 7 obs
● 2015-06-22 22:43:20
○ 2015-11-10 20:16:38
○ 2016-02-09 21:32:42
● 2016-04-27 20:25:32
● 2016-12-25 01:40:34
○ 2018-07-31 17:28:30
○ 2026-07-12 02:19:54
○MXremote.eko-program.cz2015-11-10 → 2016-02-09 · 5 obs
○ 2015-06-22 22:43:20
● 2015-11-10 20:16:38
● 2016-02-09 21:32:42
○ 2016-04-27 20:25:32
○ 2026-07-12 02:19:54
○A81.90.243.302016-04-27 → 2018-07-31 · 5 obs
○ 2015-06-22 22:43:20
● 2016-04-27 20:25:32
● 2018-07-31 17:28:30
○ 2026-04-27 06:38:10
○ 2026-07-12 02:19:54
●A81.91.86.112015-06-22 → 2026-07-12 · 2 obs
● 2015-06-22 22:43:20
● 2026-07-12 02:19:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czb.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz-
eko-program.czns2.web4u.cz, ns.web4u.cz4 records

✅ Authoritative Response

Server:85.207.53.12

NS records: ns2.web4u.cz, ns.web4u.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 976ms | Queries: -

📄 Records

TypeCountSample Data
A181.91.86.11
NS2ns.web4u.cz, ns2.web4u.cz
MX1ekoprogram-cz0i.mail.protection.outlook.
TXT2MS=ms61249117, v=spf1 include:spf.protection.outlook.co
SOA1ns.web4u.cz admin.web4u.cz

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.web4u.cz, ns.web4u.cz, ns2.web4u.cz...)

Analysis

Hierarchy

eko-program.cz is the parent domain of kos.eko-program.cz, remote.eko-program.cz and mail.eko-program.cz.

IP Addresses

eko-program.cz resolves to one IP address: 81.91.86.11.

auto-moto.cz, unassigned-81-91-82-195.web4u.cz, unassigned-81-91-82-204.web4u.cz and two other host names share IP numbers with eko-program.cz.

Name Servers

The NS records for eko-program.cz delegate to ns2.web4u.cz and ns.web4u.cz.

eko-program.cz uses the same name servers as several other domains — among them luvrap.cz, hanzi.cz, adamci.cz and two more.

ns2.web4u.cz resolves to 85.207.53.12 and 2a02:a40:100:28ff::12. Likewise, ns.web4u.cz resolves to 185.14.224.241 and 2001:1568:fd::241 — two IP addresses apiece.

Mail Servers

Mail for eko-program.cz is handled by a single mail server, ekoprogram-cz0i.mail.protection.outlook.com.

ekoprogram-cz0i.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.10, 52.101.68.36, 52.101.73.11 and 5 others.