`heating-online.com`

DNSSEC	⚠️ Not signed
NS	`a.prim-ns.de` ⭐
		A	2a00:74c0:10:203::53:1^{🇩🇪 PLUSSERVER-ASN12a00:74c0::/32 PS-HAM}
			PTR	`a.prim-ns.de`
		A	194.163.252.5^{🇩🇪 PLUSSERVER-ASN1194.163.240.0/20 PS-HAM}
			PTR	`a.prim-ns.de`
NS	`a.sec-ns.net`
		A	195.180.210.17^{🇩🇪 PLUSSERVER-ASN1195.180.208.0/20 PS-HAM}
			PTR	`a.sec-ns.net`
NS	`c.sec-ns.de`
		A	2a00:74c0:10:201::53:1^{🇩🇪 PLUSSERVER-ASN12a00:74c0::/32 PS-HAM}
			PTR	`c.sec-ns.de`
		A	195.180.210.33^{🇩🇪 PLUSSERVER-ASN1195.180.208.0/20 PS-HAM}
			PTR	`c.sec-ns.de`
NS	`m.sec-ns.de`
		A	85.214.111.115^{🇩🇪 STRATO85.214.0.0/15 AG}
			PTR	`m.sec-ns.de`
NS	`n.sec-ns.net`
		A	2001:41d0:302:2200::45a6^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`n.sec-ns.net`
		A	54.37.228.71^{🇫🇷 OVH54.37.0.0/16}
			PTR	`n.sec-ns.net`
SOA	`a.prim-ns.de`hostmaster@nexinto.net 2019-05-22 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1777110316

Same first word

heating-online.com

DNS History

5 records (5 active, 0 former)

●NSa.prim-ns.de2026-02-21 → 2026-04-25 · 2 obs

● 2026-02-21 17:47:18
● 2026-04-25 09:56:04

●NSa.sec-ns.net2026-02-21 → 2026-04-25 · 2 obs

● 2026-02-21 17:47:18
● 2026-04-25 09:56:04

●NSc.sec-ns.de2026-02-21 → 2026-04-25 · 2 obs

● 2026-02-21 17:47:18
● 2026-04-25 09:56:04

●NSm.sec-ns.de2026-02-21 → 2026-04-25 · 2 obs

● 2026-02-21 17:47:18
● 2026-04-25 09:56:04

●NSn.sec-ns.net2026-02-21 → 2026-04-25 · 2 obs

● 2026-02-21 17:47:18
● 2026-04-25 09:56:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
heating-online.com	a.prim-ns.de, c.sec-ns.de, a.sec-ns.net, n.sec-ns.net...	-

✅ Authoritative Response

Server:195.180.210.17

NS records: a.prim-ns.de, c.sec-ns.de, a.sec-ns.net, n.sec-ns.net, m.sec-ns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heating-online.com (unsigned zone)

⏱️ Timing

Total: 987ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	5	`a.prim-ns.de, m.sec-ns.de...`
SOA	1	`a.prim-ns.de hostmaster.autodomainsystem`

Analysis

Name Servers

heating-online.com delegates to five name servers: a.prim-ns.de, c.sec-ns.de, m.sec-ns.de, a.sec-ns.net and n.sec-ns.net.

heating-online.com at least partially shares name servers with other domains such as vaillant-export.com, vaillant-fachpartner.de, 227.64.194.in-addr.arpa, 124.64.194.in-addr.arpa and 100212.easynet.de.

These name servers are commonly used with b.sec-ns.de, a.sec-ns.de, j.sec-ns.de and k.sec-ns.de.

Two-IP hostnames:

The host name a.prim-ns.de points to 2a00:74c0:10:203::53:1 and 194.163.252.5; The host name c.sec-ns.de points to 2a00:74c0:10:201::53:1 and 195.180.210.33; The host name n.sec-ns.net points to 2001:41d0:302:2200::45a6 and 54.37.228.71.

One-IP hostnames:

The host name m.sec-ns.de points to 85.214.111.115; The host name a.sec-ns.net points to 195.180.210.17.

heating-online.com - robtex.com