`annetteduffner.de`

DNSSEC	⚠️ Not signed
A	5.9.61.135^{🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5}
		PTR	`3h3.de`
NS	`root-dns.netcup.net` ⭐
		A	2a03:4000:0:1::e1e1^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
			PTR	`root-dns.netcup.net`
		A	46.38.225.225^{🇩🇪 netcup-AS46.38.225.0/24}
			PTR	`root-dns.netcup.net`
NS	`second-dns.netcup.net`
		A	2a03:4000:2:24b::c7c7^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
			PTR	`second-dns.netcup.net`
		A	37.221.199.199^{🇩🇪 netcup-AS37.221.196.0/22}
			PTR	`second-dns.netcup.net`
NS	`third-dns.netcup.net`
		A	2a03:4001:0:106::3f44^{🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH}
			PTR	`third-dns.netcup.net`
		A	188.68.63.68^{🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH}
			PTR	`third-dns.netcup.net`
MX	`secure.3h3.de` ⭐
		A	46.38.243.56^{🇩🇪 netcup-AS46.38.240.0/22}
			PTR	`mx0.3h3.de`
MX	`mx0.3h3.de`⁽²⁰⁾
		A	46.38.243.56^{🇩🇪 netcup-AS46.38.240.0/22}
			PTR	`mx0.3h3.de`
MX	`mx1.3h3.de`⁽³⁰⁾
		A	46.38.243.56^{🇩🇪 netcup-AS46.38.240.0/22}
			PTR	`mx0.3h3.de`
TXT	`v=spf1 ip4:188.68.59.105 ip4:46.38.231.32 ip4:188.68.62.112 ip4:46.38.243.56 ...`
TXT	`v=DMARC1; p=none; rua=mailto:postmaster@3h3.de; ruf=mailto:postmaster@3h3.de;...`
SOA	`root-dns.netcup.net`dnsadmin@netcup.net 2026-03-26 #3

`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=1774821630

Previously MX for

annetteduffner.de

Same first word

annetteduffner.de

DNS History

14 records (7 active, 7 former)

○NSns.stratoserver.net2015-07-10 → 2016-03-01 · 4 obs

● 2015-07-10 05:13:04
● 2016-03-01 23:54:56
○ 2016-08-14 16:54:22
○ 2026-03-29 22:06:50

○NSns2.stratoserver.net2015-07-10 → 2016-03-01 · 4 obs

● 2015-07-10 05:13:04
● 2016-03-01 23:54:56
○ 2016-08-14 16:54:22
○ 2026-03-29 22:06:50

●NSroot-dns.netcup.net2016-08-14 → 2026-03-29 · 3 obs

○ 2016-03-01 23:54:56
● 2016-08-14 16:54:22
● 2026-03-29 22:06:50

●NSsecond-dns.netcup.net2016-08-14 → 2026-03-29 · 3 obs

○ 2016-03-01 23:54:56
● 2016-08-14 16:54:22
● 2026-03-29 22:06:50

●NSthird-dns.netcup.net2016-08-14 → 2026-03-29 · 3 obs

○ 2016-03-01 23:54:56
● 2016-08-14 16:54:22
● 2026-03-29 22:06:50

○MXannetteduffner.de2015-07-10 → 2016-03-01 · 4 obs

● 2015-07-10 05:13:04
● 2016-03-01 23:54:56
○ 2016-08-14 16:54:22
○ 2026-03-29 22:06:50

○MXmail.server30.de2016-08-14 → 2017-04-03 · 5 obs

○ 2016-03-01 23:54:56
● 2016-08-14 16:54:22
● 2017-04-03 03:39:08
○ 2020-02-09 14:31:42
○ 2026-03-29 22:06:50

●MXmx0.3h3.de2020-02-09 → 2026-03-29 · 3 obs

○ 2017-04-03 03:39:08
● 2020-02-09 14:31:42
● 2026-03-29 22:06:50

●MXmx1.3h3.de2020-02-09 → 2026-03-29 · 3 obs

○ 2017-04-03 03:39:08
● 2020-02-09 14:31:42
● 2026-03-29 22:06:50

●MXsecure.3h3.de2020-02-09 → 2026-03-29 · 3 obs

○ 2017-04-03 03:39:08
● 2020-02-09 14:31:42
● 2026-03-29 22:06:50

○A144.76.37.2482017-04-03 → 2020-02-09 · 5 obs

○ 2016-08-14 16:54:22
● 2017-04-03 03:39:08
● 2020-02-09 14:31:42
○ 2026-03-08 23:04:34
○ 2026-03-29 22:06:50

○A188.68.62.1022016-08-14 → 2016-08-14 · 4 obs

○ 2016-03-01 23:54:56
● 2016-08-14 16:54:22
○ 2017-04-03 03:39:08
○ 2026-03-29 22:06:50

●A5.9.61.1352026-03-08 → 2026-03-29 · 3 obs

○ 2020-02-09 14:31:42
● 2026-03-08 23:04:34
● 2026-03-29 22:06:50

○A81.169.231.2382015-07-10 → 2016-03-01 · 4 obs

● 2015-07-10 05:13:04
● 2016-03-01 23:54:56
○ 2016-08-14 16:54:22
○ 2026-03-29 22:06:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, f.nic.de, a.nic.de	-
annetteduffner.de	third-dns.netcup.net, second-dns.netcup.net, root-dns.netcup.net	-

✅ Authoritative Response

Server:46.38.225.225

NS records: third-dns.netcup.net, second-dns.netcup.net, root-dns.netcup.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for annetteduffner.de (unsigned zone)

⏱️ Timing

Total: 1151ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`5.9.61.135`
NS	3	`third-dns.netcup.net, root-dns.netcup.net...`
MX	3	`secure.3h3.de (pri: 10), mx1.3h3.de (pri: 30)...`
TXT	2	`v=DMARC1; p=none; rua=mailto:postmaster@, v=spf1 ip4:188.68.59.105 ip4:46.38.231.3`
SOA	1	`root-dns.netcup.net dnsadmin.netcup.net`

Analysis

IP Addresses

annetteduffner.de resolves to one IP number: 5.9.61.135.

other host names including 5short.de, 3h3.de, mail.null-pointer.de, 1w1.de and null-pointer.de share IP numbers with annetteduffner.de.

Name Servers

annetteduffner.de is delegated to three name servers root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

annetteduffner.de at least partially shares name servers with other domains, for instance eintyp.com, bookily.de, kies-online.de, e3h.de and outrunthenight.de.

Host names with two IP numbers:

root-dns.netcup.net points to: 2a03:4000:0:1::e1e1 and 46.38.225.225.

second-dns.netcup.net points to: 2a03:4000:2:24b::c7c7 and 37.221.199.199.

third-dns.netcup.net points to: 2a03:4001:0:106::3f44 and 188.68.63.68.

Mail Servers

annetteduffner.de is handled by three mail servers: mx0.3h3.de, mx1.3h3.de and secure.3h3.de.

annetteduffner.de shares some mail servers with other domains, at least partially, for instance null-pointer.de, server4000.de, 5short.de, 3h3.de and maximeveit.de.

Host names with a single IP:

mx0.3h3.de points to: 46.38.243.56.

mx1.3h3.de points to: 46.38.243.56.

secure.3h3.de points to: 46.38.243.56.

Host names that point to 46.38.243.56: mx0.3h3.de, mx1.3h3.de and secure.3h3.de.

annetteduffner.de - robtex.com