`trailchallenge.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=1776031731

Subdomains

mx0.trailchallenge.de

Similar names

trialchallenge.com

DNS History

9 records (4 active, 5 former)

○NSns1.hans.hosteurope.de2015-07-15 → 2015-07-15 · 3 obs

● 2015-07-15 04:56:54
○ 2015-11-25 13:14:12
○ 2026-04-12 22:16:06

○NSns2.hans.hosteurope.de2015-07-15 → 2015-07-15 · 3 obs

● 2015-07-15 04:56:54
○ 2015-11-25 13:14:12
○ 2026-04-12 22:16:06

●NSsl1.sedo.com2026-04-12 → 2026-04-12 · 2 obs

○ 2015-11-25 13:14:12
● 2026-04-12 22:16:06

●NSsl2.sedo.com2026-04-12 → 2026-04-12 · 2 obs

○ 2015-11-25 13:14:12
● 2026-04-12 22:16:06

●MXlocalhost2026-04-12 → 2026-04-12 · 2 obs

○ 2015-11-25 13:14:12
● 2026-04-12 22:16:06

○MXmx0.trailchallenge.de2015-07-15 → 2015-07-15 · 3 obs

● 2015-07-15 04:56:54
○ 2015-11-25 13:14:12
○ 2026-04-12 22:16:06

○A2a01:488:42:1000:50ed:846f:75:aab12015-07-15 → 2015-07-15 · 3 obs

● 2015-07-15 04:56:54
○ 2015-11-25 13:14:12
○ 2026-04-12 22:16:06

○A80.237.132.1112015-07-15 → 2015-07-15 · 3 obs

● 2015-07-15 04:56:54
○ 2015-11-25 13:14:12
○ 2026-04-12 22:16:06

●A91.195.241.2322026-04-12 → 2026-04-12 · 2 obs

○ 2015-11-25 13:14:12
● 2026-04-12 22:16:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
trailchallenge.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 trailchallenge.de (unsigned zone)

⏱️ Timing

Total: 743ms | 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

Hierarchy

The parent of mx0.trailchallenge.de is trailchallenge.de.

IP Addresses

trailchallenge.de points to IP number: 91.195.241.232.

Other host names such as donleo.eu, nagel-baupart.de, candp.de, dogville.de and 502.de share IPs with trailchallenge.de.

Name Servers

trailchallenge.de is delegated to two name servers: sl1.sedo.com and sl2.sedo.com.

trailchallenge.de shares the same name server setup as mail.megastorage.eu, scoutmodels.de, dsl-static.tpnet.de, www.exodata.com and movos.de.

trailchallenge.de shares name servers with other domains at least partially, for instance mofles.com and infousa.co.uk.

Host names with a single IP:

sl1.sedo.com points to 91.195.240.173.

sl2.sedo.com points to 91.195.241.173.

Mail Servers

trailchallenge.de is handled by a single mail server, localhost.

The mail server setup for trailchallenge.de matches that of other domains, for instance krugersdorp.now.travel, tomsigns.com, qcto.com, mx.iltelefonino.it and chest.in.

trailchallenge.de - robtex.com