`onsitebefragung.de`

DNSSEC	⚠️ Not signed
NS	`ns1.opst.de` ⭐
		A	2a00:1c3e:96::53^{🇩🇪 KNIPP-AMS-AS2a00:1c3e:96::/47}
			PTR	`ns1.variomedia.de`
		A	185.95.96.53^{🇩🇪 KNIPP-AMS-AS185.95.96.0/23}
			PTR	`ns1.variomedia.de`
NS	`ns2.opst.de`
		A	2a00:1c3e:98::53^{🇩🇪 KNIPPWORLDWIDE2a00:1c3e:98::/47}
			PTR	`ns2.variomedia.de`
		A	185.95.98.53^{🇩🇪 KNIPPWORLDWIDE185.95.98.0/23}
			PTR	`ns2.variomedia.de`
MX	`mail.3uu.de` ⭐
		A	87.79.30.25^{🇩🇪 NETCOLOGNE87.78.0.0/15 NetCologne PA space}
			PTR	`mail.3uu.de`
SOA	`ns1.opst.de`support@variomedia.de 2025-02-09 #24

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1778649824

WOT: SAFE (78/100)

Same first word

onsitebefragung.de

DNS History

4 records (3 active, 1 former)

●NSns1.opst.de2015-06-21 → 2026-05-13 · 2 obs

● 2015-06-21 15:33:02
● 2026-05-13 05:44:18

●NSns2.opst.de2015-06-21 → 2026-05-13 · 2 obs

● 2015-06-21 15:33:02
● 2026-05-13 05:44:18

●MXmail.3uu.de2015-06-21 → 2026-05-13 · 2 obs

● 2015-06-21 15:33:02
● 2026-05-13 05:44:18

○A91.217.141.2312015-06-21 → 2018-06-19 · 4 obs

● 2015-06-21 15:33:02
● 2018-06-19 00:15:54
○ 2026-03-15 06:03:26
○ 2026-05-13 05:44:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
onsitebefragung.de	ns1.opst.de, ns2.opst.de	4 records

✅ Authoritative Response

Server:185.95.98.53

NS records: ns1.opst.de, ns2.opst.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for onsitebefragung.de (unsigned zone)

⏱️ Timing

Total: 3132ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.opst.de, ns1.opst.de`
MX	1	`mail.3uu.de (pri: 10)`
SOA	1	`ns1.opst.de support.variomedia.de`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.opst.de, ns2.opst.de, ns1.opst.de...)

Analysis

Name Servers

Two name servers ns1.opst.de and ns2.opst.de handle the delegation for onsitebefragung.de.

onsitebefragung.de shares the same name server setup as other domains, for instance edge-strategies.com, redcdirect.com, tivian.info, fragdieops.com and hrsurveymonitor.de.

onsitebefragung.de at least partially shares name servers with other domains, for instance itec-panel.com, surveycenter.org, pretestlab.com, umfrage-center.de and schwab-umfrage.de.

These name servers are commonly used alongside ns.opst.de.

Host names with two IP numbers:

ns1.opst.de points to 2a00:1c3e:96::53 and 185.95.96.53.

ns2.opst.de points to 2a00:1c3e:98::53 and 185.95.98.53.

Mail Servers

onsitebefragung.de is handled by a single mail server, mail.3uu.de.

onsitebefragung.de uses the same mail server setup as other domains, for instance umfrage-uhh.de, globalpark4bayerbbs.com, sma-solar-technology-survey.com, vitrafeedback.com and efs-mobile-extension.com.

onsitebefragung.de shares at least partially some mail servers with other domains, for instance sportentwicklungsbericht.de, win-a-flat-screen.com, simyo-panel.de, opinion-check.de and umfragen-mps.de.

these mail servers are commonly used together with mail2.3uu.de.

The host name mail.3uu.de points to IP 87.79.30.25.

onsitebefragung.de - robtex.com