`internet17.softech.cz`

DNSSEC	⚠️ Not signed
A	212.11.104.8^{🇨🇿 CDT-AS212.11.96.0/19 CD-Telematika a.s. The Czech Republic}
		PTR	`internet17.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

8.104.11.212.in-addr.arpa

Same first word

internet17.cn

Similar names

17internet.com

17internet.cn

DNS History

1 record (1 active, 0 former)

●A212.11.104.82026-03-07 → 2026-04-24 · 2 obs

● 2026-03-07 15:50:16
● 2026-04-24 08:45:36

🔍 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: 269ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.11.104.8`

Analysis

IP Addresses

internet17.softech.cz points to a single IP number: 212.11.104.8.

Other host names, for instance softech.cz and smtp.uszs.lbc.cz, share IP numbers with internet17.softech.cz.

internet17.softech.cz - robtex.com

internet17.softech.cz

softech.cz