`usabilityengineer.de`

DNSSEC	⚠️ Not signed
A	91.195.241.232^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
NS	`sl1.sedo.com` ⭐
		A	91.195.240.173^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
NS	`sl2.sedo.com`
		A	91.195.241.173^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
MX	`localhost` ⭐
TXT	`v=spf1 -all`
SOA	`sl1.sedo.com`hostmaster@sedo.de 2018-05-16 #1

`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=1774720601

Same first word

usabilityengineer.de

DNS History

9 records (4 active, 5 former)

○NSns.namespace4you.de2015-07-14 → 2017-01-21 · 3 obs

● 2015-07-14 00:36:30
● 2017-01-21 09:18:24
○ 2026-03-28 18:22:04

○NSns2.namespace4you.de2015-07-14 → 2017-01-21 · 3 obs

● 2015-07-14 00:36:30
● 2017-01-21 09:18:24
○ 2026-03-28 18:22:04

●NSsl1.sedo.com2026-03-28 → 2026-03-28 · 2 obs

○ 2017-01-21 09:18:24
● 2026-03-28 18:22:04

●NSsl2.sedo.com2026-03-28 → 2026-03-28 · 2 obs

○ 2017-01-21 09:18:24
● 2026-03-28 18:22:04

●MXlocalhost2026-03-28 → 2026-03-28 · 2 obs

○ 2017-01-21 09:18:24
● 2026-03-28 18:22:04

○MXmxlb.ispgateway.de2015-07-14 → 2017-01-21 · 3 obs

● 2015-07-14 00:36:30
● 2017-01-21 09:18:24
○ 2026-03-28 18:22:04

○A2a00:1158:0:400:9c5a::12015-07-14 → 2017-01-21 · 3 obs

● 2015-07-14 00:36:30
● 2017-01-21 09:18:24
○ 2026-03-28 18:22:04

○A80.67.21.1472015-07-14 → 2017-01-21 · 3 obs

● 2015-07-14 00:36:30
● 2017-01-21 09:18:24
○ 2026-03-28 18:22:04

●A91.195.241.2322026-03-28 → 2026-03-28 · 2 obs

○ 2017-01-21 09:18:24
● 2026-03-28 18:22:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
usabilityengineer.de	sl1.sedo.com, sl2.sedo.com	-

✅ Authoritative Response

Server:91.195.240.173

NS records: sl1.sedo.com, sl2.sedo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usabilityengineer.de (unsigned zone)

⏱️ Timing

Total: 762ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.195.241.232`
NS	2	`sl2.sedo.com, sl1.sedo.com`
MX	1	`localhost (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`sl1.sedo.com hostmaster.sedo.de`

Analysis

IP Addresses

usabilityengineer.de points to a single IP address: 91.195.241.232.

Other host names such as web2.protoweb.de, digirent.eu, host249-243.statdsl.tpnet.de, host248-251.statdsl.tpnet.de and geniusfood.de share IPs with usabilityengineer.de.

Name Servers

Two name servers sl1.sedo.com and sl2.sedo.com handle the delegation for usabilityengineer.de.

usabilityengineer.de shares the same name server setup as other domains, for example mail.devwp.de, sun-connect.de, familyholiday.eu, online-optik.de and brand-hotel.de.

Host names with one IP number:

sl1.sedo.com points to 91.195.240.173; sl2.sedo.com points to 91.195.241.173.

Mail Servers

The localhost mail server handles usabilityengineer.de.

usabilityengineer.de shares the same mail server setup as other domains, including kmex.de, upperwestside.eu, onestream.ch, gazino-oyunlari.info.ph and decorare-casa.info.ph.

usabilityengineer.de - robtex.com