`robertjanzen.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:8b22^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:570b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.11^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.34^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`guss.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bac^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guss.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ac^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`guss.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ac^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`guss.ns.cloudflare.com`
		A	108.162.193.172^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guss.ns.cloudflare.com`
		A	172.64.33.172^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guss.ns.cloudflare.com`
		A	173.245.59.172^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guss.ns.cloudflare.com`
NS	`jean.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a79^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c079^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2079^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jean.ns.cloudflare.com`
		A	108.162.192.121^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	172.64.32.121^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	173.245.58.121^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
MX	`www102.your-server.de` ⭐
		A	2a01:4f8:d0a:1036::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`www102.your-server.de`
		A	88.198.176.159^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`www102.your-server.de`
TXT	`google-site-verification=Jw5aJ5nxkWdKmVpot_uwEnOXavtTUl9VfrQMttyol_c`
TXT	`v=spf1 +a +mx ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.11, 172.67.139.34
		IPv6 hints	2606:4700:3034::ac43:8b22, 2606:4700:3037::6815:570b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=124, name=cloudflare-ech.com
SOA	`guss.ns.cloudflare.com`dns@cloudflare.com serial=2399613821

`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=1777056661

Same first word

robertjanzen.de

DNS History

16 records (7 active, 9 former)

●NSguss.ns.cloudflare.com2026-04-10 → 2026-04-24 · 3 obs

○ 2020-04-11 20:27:56
● 2026-04-10 12:35:12
● 2026-04-24 19:01:00

●NSjean.ns.cloudflare.com2026-04-10 → 2026-04-24 · 3 obs

○ 2020-04-11 20:27:56
● 2026-04-10 12:35:12
● 2026-04-24 19:01:00

○NSmaster.domainkunden.de2015-08-19 → 2017-04-03 · 4 obs

● 2015-08-19 05:19:42
● 2017-04-03 19:14:32
○ 2020-04-11 20:27:56
○ 2026-04-24 19:01:00

○NSns1.domainkunden.de2015-08-19 → 2017-04-03 · 4 obs

● 2015-08-19 05:19:42
● 2017-04-03 19:14:32
○ 2020-04-11 20:27:56
○ 2026-04-24 19:01:00

○NSns2.domainkunden.de2015-08-19 → 2017-04-03 · 4 obs

● 2015-08-19 05:19:42
● 2017-04-03 19:14:32
○ 2020-04-11 20:27:56
○ 2026-04-24 19:01:00

○NSpri.mordac.de2020-04-11 → 2020-04-11 · 4 obs

○ 2017-04-03 19:14:32
● 2020-04-11 20:27:56
○ 2026-04-10 12:35:12
○ 2026-04-24 19:01:00

○NSsec.mordac.de2020-04-11 → 2020-04-11 · 4 obs

○ 2017-04-03 19:14:32
● 2020-04-11 20:27:56
○ 2026-04-10 12:35:12
○ 2026-04-24 19:01:00

○MXqhmx1.colt1.inetserver.de2015-08-19 → 2017-04-03 · 4 obs

● 2015-08-19 05:19:42
● 2017-04-03 19:14:32
○ 2020-04-11 20:27:56
○ 2026-04-24 19:01:00

○MXqhmx2.colt1.inetserver.de2015-08-19 → 2017-04-03 · 4 obs

● 2015-08-19 05:19:42
● 2017-04-03 19:14:32
○ 2020-04-11 20:27:56
○ 2026-04-24 19:01:00

●MXwww102.your-server.de2026-04-10 → 2026-04-24 · 3 obs

○ 2020-04-11 20:27:56
● 2026-04-10 12:35:12
● 2026-04-24 19:01:00

●A104.21.87.112026-04-10 → 2026-04-24 · 3 obs

○ 2020-04-11 20:27:56
● 2026-04-10 12:35:12
● 2026-04-24 19:01:00

○A137.117.139.1092020-04-11 → 2020-04-11 · 4 obs

○ 2017-04-03 19:14:32
● 2020-04-11 20:27:56
○ 2026-04-10 12:35:12
○ 2026-04-24 19:01:00

●A172.67.139.342026-04-10 → 2026-04-24 · 3 obs

○ 2020-04-11 20:27:56
● 2026-04-10 12:35:12
● 2026-04-24 19:01:00

○A195.234.228.902015-08-19 → 2017-04-03 · 4 obs

● 2015-08-19 05:19:42
● 2017-04-03 19:14:32
○ 2020-04-11 20:27:56
○ 2026-04-24 19:01:00

●A2606:4700:3034::ac43:8b222026-04-10 → 2026-04-24 · 3 obs

○ 2020-04-11 20:27:56
● 2026-04-10 12:35:12
● 2026-04-24 19:01:00

●A2606:4700:3037::6815:570b2026-04-10 → 2026-04-24 · 3 obs

○ 2020-04-11 20:27:56
● 2026-04-10 12:35:12
● 2026-04-24 19:01:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
robertjanzen.de	guss.ns.cloudflare.com, jean.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.121

NS records: guss.ns.cloudflare.com, jean.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for robertjanzen.de (unsigned zone)

⏱️ Timing

Total: 753ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.34, 104.21.87.11`
AAAA	2	`2606:4700:3037::6815:570b, 2606:4700:3034::ac43:8b22`
NS	2	`guss.ns.cloudflare.com, jean.ns.cloudflare.com`
MX	1	`www102.your-server.de (pri: 10)`
TXT	2	`google-site-verification=Jw5aJ5nxkWdKmVp, v=spf1 +a +mx ?all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`guss.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

robertjanzen.de maps to four IP numbers: 2606:4700:3034::ac43:8b22, 2606:4700:3037::6815:570b, 104.21.87.11 and 172.67.139.34.

Other host names, for instance hbwlw.cn, www.ludoqq.com, tejegmbxqor.wiki, dq2002.com and norgatech.com share IP numbers with robertjanzen.de.

Name Servers

Two name servers guss.ns.cloudflare.com and jean.ns.cloudflare.com are delegated to robertjanzen.de.

robertjanzen.de uses the same name server configuration as other domains, such as channelpronetwork.com, scalingyourcompany.com, linkiepoo.com, wars.cat and dajaent.com.

robertjanzen.de at least partially shares name servers with other domains such as idealuce.it, beygir.com, activfit.com, jhhzx.com and amztrend.com.

these name servers are commonly used alongside the name servers monroe.ns.cloudflare.com, emerie.ns.cloudflare.com, sandy.ns.cloudflare.com, ivan.ns.cloudflare.com and bob.ns.cloudflare.com.

Host names with six IP numbers: Host name guss.ns.cloudflare.com points to 2606:4700:58::adf5:3bac, 2803:f800:50::6ca2:c1ac, 2a06:98c1:50::ac40:21ac, 108.162.193.172, 172.64.33.172 and 173.245.59.172; host name jean.ns.cloudflare.com points to 2606:4700:50::adf5:3a79, 2803:f800:50::6ca2:c079, 2a06:98c1:50::ac40:2079, 108.162.192.121, 172.64.32.121 and 173.245.58.121.

Mail Servers

robertjanzen.de is handled by a single mail server, www102.your-server.de.

robertjanzen.de shares the same mail server setup as other domains, including it-gear.de, kooka-burra.at, ratzenet.de, durbano.de and software-zeiterfassung.at.

robertjanzen.de shares some mail servers with other domains, at least partially, for instance trainco.at.

Host name www102.your-server.de points to IPs 2a01:4f8:d0a:1036::2 and 88.198.176.159.

robertjanzen.de - robtex.com

robertjanzen.de

de

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`robertjanzen.de`

`de`