`mail.firstattec.de`

DNSSEC	⚠️ Not signed
A	2a00:1158:0:100::14^{🇫🇷 GD-EMEA-DC-SXB12a00:1158::/32 Mass Net}
		PTR	`twilight.ispgateway.de`
A	80.67.16.8^{🇩🇪 GD-EMEA-DC-CGN180.67.16.0/24 GD MASS Network}
MX	`firstattec-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca27::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::1^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::2^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
		A	52.101.168.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	52.101.170.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	52.101.170.1^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	52.101.170.2^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`

`firstattec.de`

	DNSSEC	⚠️ Not signed
	A	2a00:1158:0:100::14^{🇫🇷 GD-EMEA-DC-SXB12a00:1158::/32 Mass Net}
	A	80.67.16.8^{🇩🇪 GD-EMEA-DC-CGN180.67.16.0/24 GD MASS Network}
	NS	`ns25.domaincontrol.com` ⭐
	NS	`ns26.domaincontrol.com`
	MX	`firstattec-de.mail.protection.outlook.com`⁽¹⁾
	TXT	`google-site-verification=SlT5p1JDNE4HNlzoiErWprsJjMlcoomnGKQW5iLdksU`
	TXT	`v=spf1 include:spf.protection.outlook.com -all`
	SOA	`ns25.domaincontrol.com`dns@jomax.net 2023-11-09 #2

Previously MX for

firstattec.de

Same first word

mail.ch

mail.partners

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mail.town

mail.sh

mail.nom.za

mail.com.br

mail.com.ph

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mail.et

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mail.report

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mail.gov.ee

mail.blogspot.com

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mail.dnsfor.me

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mail.sg

mail.eu.com

mail.camp

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mail.pink

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mail.eg

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mail.sub.jp

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mail.mydns.jp

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mail.pb.gov.br

mail.oops.jp

mail.eu

mail.(0x7075737379)cat.jp

mail.tm

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DNS History

4 records (3 active, 1 former)

●MXfirstattec-de.mail.protection.outlook.com2026-04-13 → 2026-04-13 · 1 obs

● 2026-04-13 15:45:22

●A2a00:1158:0:100::142026-04-13 → 2026-04-13 · 2 obs

○ 2018-05-16 07:10:50
● 2026-04-13 15:45:22

●A80.67.16.82026-04-13 → 2026-04-13 · 2 obs

○ 2018-05-16 07:10:50
● 2026-04-13 15:45:22

○A85.214.121.132018-05-16 → 2018-05-16 · 2 obs

● 2018-05-16 07:10:50
○ 2026-04-13 15:45:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
firstattec.de	ns26.domaincontrol.com, ns25.domaincontrol.com	-

✅ Authoritative Response

Server:97.74.102.13

NS records: ns26.domaincontrol.com, ns25.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstattec.de (unsigned zone)

⏱️ Timing

Total: 976ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.67.16.8`
AAAA	1	`2a00:1158:0:100::14`
MX	1	`firstattec-de.mail.protection.outlook.co`

Analysis

IP Addresses

mail.firstattec.de resolves to two IPs: 2a00:1158:0:100::14 and 80.67.16.8.

other host names for instance tempbus.com, bianca-weber.de, werte-schaffen-werte.com, hno-schwanewede.de and gse-con.com share IP numbers with mail.firstattec.de.

Mail Servers

mail.firstattec.de is handled by a single mail server, firstattec-de.mail.protection.outlook.com.

mail.firstattec.de shares the same mail server setup as other domains, for example firstattec.de.

Host name firstattec-de.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.

mail.firstattec.de - robtex.com