internet3.softech.cz - dns.ninja

internet3.softech.cz

DNSSEC⚠️ Not signed
A212.11.104.21🇨🇿 CDT-AS212.11.96.0/19 CD-Telematika a.s. The Czech Republic
PTRinternet3.softech.cz

softech.cz

DNSSEC⚠️ Not signed
A212.11.104.8🇨🇿 CDT-AS212.11.96.0/19 CD-Telematika a.s. The Czech Republic
NSinternet1.softech.cz ⭐
NSdns-3.softech.cz
NSdns-4.softech.cz
NSinternet.softech.cz
MXantispamsmtp.softech.cz ⭐
MXbackup-mx-100.softech.cz(100)
TXTMS=ms36212475
TXTMS=ms11636471
TXTv=spf1 ip4:212.11.104.0/24 ip4:195.47.74.0/24 ip4:195.47.7.0/24 mx -all
SOAinternet.softech.czhostmaster@softech.cz serial=2026015473
📈 Tranco rank: #132,083

PTR for

21.208.104.77.in-addr.arpa
21.104.11.212.in-addr.arpa

Same first word

internet3.tv
internet3.com.br
internet3.it
internet3.net
internet3.fr
internet3.de
internet3.jp
internet3.ru
internet3.com

Similar names

3internet.com
inter3net.com
3internet.net
tenretin3.de

DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A212.11.104.2177.104.208.21
●A212.11.104.212026-03-22 → 2026-07-23 · 3 obs
○ 2016-04-23 09:52:22
● 2026-03-22 13:28:22
● 2026-07-23 14:18:56
○A77.104.208.212015-06-24 → 2016-04-23 · 4 obs
● 2015-06-24 15:46:10
● 2016-04-23 09:52:22
○ 2026-03-22 13:28:22
○ 2026-07-23 14:18:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
softech.czdns-3.softech.cz, dns-4.softech.cz, internet.softech.cz, internet1.softech.cz4 records

✅ Authoritative Response

Server:212.11.104.27

NS records: dns-3.softech.cz, dns-4.softech.cz, internet.softech.cz, internet1.softech.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1462ms | Queries: -

📄 Records

TypeCountSample Data
A1212.11.104.21

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (dns-3.softech.cz, dns-4.softech.cz, internet.softech.cz...)

Analysis

IP Addresses

internet3.softech.cz has exactly one IP address — 212.11.104.21.