firststack.de - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

firststack.de

DNSSEC⚠️ Not signed
A91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI
NSsl1.sedo.com ⭐
A91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI
NSsl2.sedo.com
A91.195.241.173🇩🇪 SEDO91.195.240.0/23 -NET-PI
MXlocalhost ⭐
TXTv=spf1 -all
SOAsl1.sedo.comhostmaster@sedo.de 2018-05-16 #1

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1794763130

Same first word

firststack.io
firststack.forum
firststack.co.uk
firststack.de

Similar names

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tricksfast.workers.dev
fasttricks.in
frickstats.com
kitscrafts.com
tricksfast.com
craftskits.com
kitscrafts.store
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fratsticks.com
kitscrafts.ie

Previous names

firstsolutions-crm.de
firstsolutions-ludwigsburg.de
firstsound.de
firstsouthfinancial.de
firstspace.de
firstspark.de
firstspecials.de
firstspend.de
firstspirit.de
firstsponsor.de
firstsport.de
firstsportclub.de
firstsports-polefitness.de
firstsports.de
firstsportz.de
firstspot.de
firstspray.de
firstspring.de
firstspringpartners.de
firstsquare.de

Next names

firststage-hamburg.de
firststage-weihnachtsshow.de
firststage.de
firststagehamburg.de
firststageinvest.de
firststar.de
firststarevents.de
firststars.de
firststart.de
firststartup.de
firststate.de
firststatehvac.de
firststateinvestments.de
firststay.de
firststep-com.de
firststep-ernaehrungstraining.de
firststep-gesundheitstraining.de
firststep-gruenderzentrum.de
firststep.de

DNS History

4 records (4 active, 0 former)

NSsl1.sedo.comsl2.sedo.comMXlocalhostA91.195.241.232
●NSsl1.sedo.com2026-08-31 → 2026-11-15 · 2 obs
● 2026-08-31 19:07:48
● 2026-11-15 17:36:20
●NSsl2.sedo.com2026-08-31 → 2026-11-15 · 2 obs
● 2026-08-31 19:07:48
● 2026-11-15 17:36:20
●MXlocalhost2026-08-31 → 2026-11-15 · 2 obs
● 2026-08-31 19:07:48
● 2026-11-15 17:36:20
●A91.195.241.2322026-08-31 → 2026-11-15 · 2 obs
● 2026-08-31 19:07:48
● 2026-11-15 17:36:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
firststack.desl2.sedo.com, sl1.sedo.com-

✅ Authoritative Response

Server:91.195.241.173

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 813ms | Queries: -

📄 Records

TypeCountSample Data
A191.195.241.232
NS2sl1.sedo.com, sl2.sedo.com
MX1localhost (pri: 0)
TXT1v=spf1 -all
SOA1sl1.sedo.com hostmaster.sedo.de

Analysis

IP Addresses

firststack.de resolves to one IP address: 91.195.241.232.

lionsden.eu, medicaresupplement.de, motorrad-pflege.de and two other host names share IP numbers with firststack.de.

Name Servers

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

firststack.de uses the same name servers as several other domains — among them 123laufen.de, cloudsentinel.de, vireal.eu and two more.

Both sl1.sedo.com and sl2.sedo.com have a single IP address each — sl1.sedo.com resolves to 91.195.240.173 while sl2.sedo.com resolves to 91.195.241.173.

Mail Servers

Mail for firststack.de is handled by a single mail server, localhost.

firststack.de uses an identical mail server configuration to several other domains — among them sport-reviews.xyz, planetgrill.de, hurenopdezuidas.nl and two more.