tkplus.cz - robtex.com

tkplus.cz

DNSSEC🔒 Signed (DS record present)
A185.66.36.138🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTRwh01.farma.gigaserver.cz
NS1.ns.gigaserver.cz
A2a03:1e20:0:5::92🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804
PTR1.ns.gigaserver.cz
A185.66.36.92🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTR1.ns.gigaserver.cz
NS2.ns.gigaserver.cz
A2a03:1e20:0:5::93🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804
PTR2.ns.gigaserver.cz
A185.66.36.93🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTR2.ns.gigaserver.cz
NS3.ns.gigaserver.cz
A2a03:1e20:0:5::250🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804
PTR3.ns.gigaserver.cz
A185.66.36.250🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTR3.ns.gigaserver.cz
NS4.ns.gigaserver.cz
A2603:1020:201::36d🇳🇱 Microsoft2603:1000::/25 MICROSOFT
A40.67.208.152🇳🇱 Microsoft40.67.0.0/16
PTR4.ns.gigaserver.cz
MXaspmx.l.google.com
A2607:f8b0:4004:c1d::1b🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f27.1e100.net
A172.253.122.27🇺🇸 Google172.253.122.0/24
PTRbh-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXaspmx2.googlemail.com(10)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXaspmx3.googlemail.com(10)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
TXTv=spf1 include:_spf.google.com ~all
TXTgoogle-site-verification=iUlAdEcO37FxFTIxTEbWlbIaVFGw9-SMuLE4yA9YQp4
SOA1.ns.gigaserver.czdns@gigaserver.cz serial=1545516499

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=1785444439
WOT: SAFE (61/100)

Subdomains

Same first word

Similar names

DNS History

11 records (10 active, 1 former)

20162017201820192020202120222023202420252026NS1.ns.gigaserver.cz2.ns.gigaserver.cz3.ns.gigaserver.cz4.ns.gigaserver.czMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA185.66.36.13881.2.194.184
NS1.ns.gigaserver.cz2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
NS2.ns.gigaserver.cz2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
NS3.ns.gigaserver.cz2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
NS4.ns.gigaserver.cz2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
MXalt1.aspmx.l.google.com2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
MXalt2.aspmx.l.google.com2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
MXaspmx.l.google.com2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
MXaspmx2.googlemail.com2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
MXaspmx3.googlemail.com2015-05-30 → 2026-07-30 · 2 obs
● 2015-05-30 08:06:38
● 2026-07-30 20:48:16
A185.66.36.1382026-06-29 → 2026-07-30 · 3 obs
○ 2017-04-20 18:21:12
● 2026-06-29 16:24:28
● 2026-07-30 20:48:16
A81.2.194.1842015-05-30 → 2017-04-20 · 4 obs
● 2015-05-30 08:06:38
● 2017-04-20 18:21:12
○ 2026-06-29 16:24:28
○ 2026-07-30 20:48:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz8 records
tkplus.cz1.ns.gigaserver.cz, 4.ns.gigaserver.cz, 3.ns.gigaserver.cz, 2.ns.gigaserver.cz4 records

✅ Authoritative Response

Server:40.67.208.152

NS records: 1.ns.gigaserver.cz, 4.ns.gigaserver.cz, 3.ns.gigaserver.cz, 2.ns.gigaserver.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 931ms | Queries: -

📄 Records

TypeCountSample Data
A1185.66.36.138
NS41.ns.gigaserver.cz, 2.ns.gigaserver.cz...
MX5aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...
TXT2v=spf1 include:_spf.google.com ~all, google-site-verification=iUlAdEcO37FxFTI
SOA11.ns.gigaserver.cz dns.gigaserver.cz

📌 Glue Records Collected

Total: 12

In-bailiwick: 8 (a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz...)

Out-of-bailiwick: 4 (4.ns.gigaserver.cz, 3.ns.gigaserver.cz, 2.ns.gigaserver.cz...)

Analysis

Hierarchy

The domain www.tkplus.cz falls under the parent tkplus.cz.

IP Addresses

tkplus.cz has exactly one IP address — 185.66.36.138.

432.cz, ict4.cz, lesotech.eu plus two other host names have IP numbers in common with tkplus.cz.

Name Servers

Four name servers handle the delegation for tkplus.cz: 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz and 4.ns.gigaserver.cz.

At least some of tkplus.cz's name servers are shared with other domains, for example rockpoint.hr, monoski.cz, autodilyfrey.com and two more.

Four hostnames, each resolving to a pair of IP addresses: 1.ns.gigaserver.cz directs to 185.66.36.92 and 2a03:1e20:0:5::92; 2.ns.gigaserver.cz directs to 185.66.36.93 and 2a03:1e20:0:5::93; 3.ns.gigaserver.cz directs to 185.66.36.250 and 2a03:1e20:0:5::250; 4.ns.gigaserver.cz directs to 40.67.208.152 and 2603:1020:201::36d.

Mail Servers

Five mail servers handle tkplus.cz: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

At least some of the mail servers used by tkplus.cz are shared with other domains: brygid.online, wpccc.org, cotevin.ch and two others among them.

These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com points to 172.253.122.27 and 2607:f8b0:4004:c1d::1b.

alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 2800:3f0:4003:c0f::1a IP addresses.