`mail.gulpf.de`

DNSSEC	⚠️ Not signed
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtpin.rzone.de`
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`

`gulpf.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:b24c^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:11ce^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.17.206^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.178.76^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cecelia.ns.cloudflare.com` ⭐
NS	`dom.ns.cloudflare.com`
MX	`smtpin.rzone.de` ⭐
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.17.206, 172.67.178.76
		IPv6 hints	2606:4700:3030::ac43:b24c, 2606:4700:3037::6815:11ce
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com
SOA	`cecelia.ns.cloudflare.com`dns@cloudflare.com serial=2407985144

Previously MX for

gulpf.de

Same first word

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mail.run

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mail.lt

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mail.sl

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mail.hotmail

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mail.eating-organic.net

mail.ba.gov.br

mail.com

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mail.4u.com

mail.edu.tw

mail.gov.rs

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mail.pro.br

mail.ne.jp

mail.co.jp

mail.be

mail.com.vn

mail.how

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mail.neustar

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mail.pw

mail.broker

mail.school

mail.land

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mail.ps

mail.edu.ee

mail.gouv.ci

mail.gi

mail.fr

mail.mil.id

mail.k12.vt.us

mail.photos

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mail.ooo

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mail.girly.jp

mail.ec

mail.blog

mail.potager.org

mail.v.ua

mail.copro.uk

mail.or.id

mail.kim

mail.md

mail.gov.ls

mail.edu.tt

mail.si

mail.gov.rw

mail.gov.bs

mail.ca

mail.je

mail.ks.ua

mail.org.br

mail.dj

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mail.edu.ru

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DNS History

2 records (1 active, 1 former)

●MXsmtpin.rzone.de2016-03-21 → 2026-07-17 · 2 obs

● 2016-03-21 15:17:56
● 2026-07-17 10:02:54

○A178.254.62.482015-05-31 → 2015-10-18 · 4 obs

● 2015-05-31 17:32:48
● 2015-10-18 21:00:12
○ 2016-03-21 15:17:56
○ 2026-07-17 10:02:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
gulpf.de	cecelia.ns.cloudflare.com, dom.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.135

NS records: cecelia.ns.cloudflare.com, dom.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gulpf.de (unsigned zone)

⏱️ Timing

Total: 629ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	1	`smtpin.rzone.de (pri: 5)`

Analysis

Mail Servers

mail.gulpf.de uses one mail server — smtpin.rzone.de.

The mail server setup of mail.gulpf.de matches that of other domains such as besenstiel.de, kelesbau.de, teledrom.info and two others.

smtpin.rzone.de has two IP addresses: 81.169.145.97 and 2a01:238:20a:202:50f0::1097.

mail.gulpf.de - robtex.com

mail.gulpf.de

gulpf.de