`internet12.softech.cz`

DNSSEC	⚠️ Not signed
A	212.11.104.4^{🇨🇿 CDT-AS212.11.96.0/19 CD-Telematika a.s. The Czech Republic}
		PTR	`internet12.softech.cz`

`softech.cz`

	DNSSEC	🔒 Signed (DS record present)
	A	212.11.104.8^{🇨🇿 CDT-AS212.11.96.0/19 CD-Telematika a.s. The Czech Republic}
	NS	`internet1.softech.cz` ⭐
	NS	`dns-3.softech.cz`
	NS	`dns-4.softech.cz`
	NS	`internet.softech.cz`
	MX	`antispamsmtp.softech.cz` ⭐
	MX	`backup-mx-100.softech.cz`⁽¹⁰⁰⁾
	TXT	`MS=ms36212475`
	TXT	`v=spf1 ip4:212.11.104.0/24 ip4:195.47.74.0/24 ip4:195.47.7.0/24 mx -all`
	TXT	`MS=ms11636471`
	SOA	`internet.softech.cz`hostmaster@softech.cz serial=2026013514

📈 Tranco rank: #533,397

PTR for

4.104.11.212.in-addr.arpa

Similar names

12internet.nl

internet21.com

internet21.cl

DNS History

2 records (1 active, 1 former)

●A212.11.104.42026-02-17 → 2026-04-24 · 3 obs

○ 2016-07-22 23:06:30
● 2026-02-17 12:43:10
● 2026-04-24 08:45:38

○A77.104.208.42015-05-11 → 2016-07-22 · 4 obs

● 2015-05-11 16:47:16
● 2016-07-22 23:06:30
○ 2026-02-17 12:43:10
○ 2026-04-24 08:45:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
softech.cz	dns-3.softech.cz, dns-4.softech.cz, internet.softech.cz, internet1.softech.cz	-

✅ 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

⚠️ Insecure (no DNSSEC)

No DS record for softech.cz (unsigned zone)

⏱️ Timing

Total: 231ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.11.104.4`

Analysis

IP Addresses

internet12.softech.cz points to a single IP number: 212.11.104.4.

Other host names, for instance absjets.hu, applylight.cz, absjets.eu, absjets.info and casopis-profinehty.cz share IP numbers with internet12.softech.cz.

internet12.softech.cz - robtex.com