`mail.firsteight.de`

DNSSEC	⚠️ Not signed
A	2001:1af8:2100:b0a0::59^{🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb}
		PTR	`srv4.ams0.skix.nl`
A	192.121.159.170^{🇸🇪 INTERNETBOLAGET192.121.156.0/22 Internetbolaget}

`firsteight.de`

	DNSSEC	🔒 Signed (DS record present)
	A	192.121.159.170^{🇸🇪 INTERNETBOLAGET192.121.156.0/22 Internetbolaget}
	NS	`nssec1.hostingindustries.nl` ⭐
	NS	`nssec2.hostingindustries.nl`
	NS	`nssec3.hostingindustries.de`
	MX	`mail.firsteight.de` ⭐
	TXT	`v=spf1 ip4:85.17.104.59 ip4:192.121.159.170 ip6:2001:1af8:2100:b0a0::59 -all`
	SOA	`nssec1.hostingindustries.nl`hostmaster@hostingindustries.nl 2023-10-17 #2

MX for

firsteight.de

Same first word

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DNS History

2 records (2 active, 0 former)

●A192.121.159.1702026-02-22 → 2026-03-27 · 2 obs

● 2026-02-22 06:57:18
● 2026-03-27 10:37:56

●A2001:1af8:2100:b0a0::592026-02-22 → 2026-03-27 · 2 obs

● 2026-02-22 06:57:18
● 2026-03-27 10:37:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
firsteight.de	nssec1.hostingindustries.nl, nssec2.hostingindustries.nl, nssec3.hostingindustries.de	2 records

✅ Authoritative Response

Server:5.255.111.15

NS records: nssec1.hostingindustries.nl, nssec2.hostingindustries.nl, nssec3.hostingindustries.de

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 921ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.121.159.170`
AAAA	1	`2001:1af8:2100:b0a0::59`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nssec3.hostingindustries.de, nssec3.hostingindustries.de)

Analysis

Mail Server Role

mail.firsteight.de functions as a mail server for firsteight.de.

IP Addresses

mail.firsteight.de resolves to two IP numbers: 2001:1af8:2100:b0a0::59 and 192.121.159.170.

other host names including mail.detectnu.nl, mail.nextbuild.nl, mail.infohit.nl, mail.mijnlievelingsdier.nl and mail.softpicks.nl share IP numbers with mail.firsteight.de.

mail.firsteight.de - robtex.com