`lehmann-network.de`

DNSSEC	⚠️ Not signed
A	82.165.73.169^{🇩🇪 IONOS-AS82.165.0.0/16 IONOS-PA-4}
		PTR	`mail.lehmann-network.de`
NS	`nsa2.schlundtech.de` ⭐
		A	2607:f1c0:fe:53:185:132:34:227^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-stec.ui-dns.com`
		A	185.132.34.227^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-stec.ui-dns.com`
NS	`nsb2.schlundtech.de`
		A	2607:f1c0:fe:53:185:132:35:227^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-stec.ui-dns.org`
		A	185.132.35.227^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-stec.ui-dns.org`
NS	`nsc2.schlundtech.de`
		A	2001:8d8:fe:53:217:160:80:227^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.de`
		A	217.160.80.227^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.de`
NS	`nsd2.schlundtech.de`
		A	2001:8d8:fe:53:217:160:81:227^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.biz`
		A	217.160.81.227^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.biz`
MX	`lehmann-network.de` ⭐
		A	82.165.73.169^{🇩🇪 IONOS-AS82.165.0.0/16 IONOS-PA-4}
			PTR	`mail.lehmann-network.de`
TXT	`google-site-verification=JLPvvnBeP9T42rbSEb1ewrfceVPrK1ShWOc_IToqJX4`
SOA	`nsa2.schlundtech.de`info@lehmann-network.de 2025-07-18 #0

`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=1778745377

MX for

lehmann-network.de

Subdomains

mail.lehmann-network.de

Same first word

lehmann-network.de

DNS History

8 records (6 active, 2 former)

●NSnsa2.schlundtech.de2015-07-20 → 2026-05-14 · 2 obs

● 2015-07-20 04:42:12
● 2026-05-14 08:08:18

●NSnsb2.schlundtech.de2015-07-20 → 2026-05-14 · 2 obs

● 2015-07-20 04:42:12
● 2026-05-14 08:08:18

●NSnsc2.schlundtech.de2015-07-20 → 2026-05-14 · 2 obs

● 2015-07-20 04:42:12
● 2026-05-14 08:08:18

●NSnsd2.schlundtech.de2015-07-20 → 2026-05-14 · 2 obs

● 2015-07-20 04:42:12
● 2026-05-14 08:08:18

●MXlehmann-network.de2020-03-17 → 2026-05-14 · 3 obs

○ 2017-04-05 22:41:22
● 2020-03-17 13:34:28
● 2026-05-14 08:08:18

○MXmail.lehmann-network.de2015-07-20 → 2017-04-05 · 4 obs

● 2015-07-20 04:42:12
● 2017-04-05 22:41:22
○ 2020-03-17 13:34:28
○ 2026-05-14 08:08:18

○A217.160.206.232015-07-20 → 2016-07-14 · 4 obs

● 2015-07-20 04:42:12
● 2016-07-14 01:30:10
○ 2017-04-05 22:41:22
○ 2026-05-14 08:08:18

●A82.165.73.1692017-04-05 → 2026-05-14 · 3 obs

○ 2016-07-14 01:30:10
● 2017-04-05 22:41:22
● 2026-05-14 08:08:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
lehmann-network.de	nsb2.schlundtech.de, nsc2.schlundtech.de, nsd2.schlundtech.de, nsa2.schlundtech.de	-

✅ Authoritative Response

Server:217.160.80.227

NS records: nsb2.schlundtech.de, nsc2.schlundtech.de, nsd2.schlundtech.de, nsa2.schlundtech.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lehmann-network.de (unsigned zone)

⏱️ Timing

Total: 969ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`82.165.73.169`
NS	4	`nsd2.schlundtech.de, nsa2.schlundtech.de...`
MX	1	`lehmann-network.de (pri: 10)`
TXT	1	`google-site-verification=JLPvvnBeP9T42rb`
SOA	1	`nsa2.schlundtech.de info.lehmann-network`

Analysis

Hierarchy

The parent of mail.lehmann-network.de is lehmann-network.de.

Mail Server Role

The mail server for lehmann-network.de is lehmann-network.de.

IP Addresses

lehmann-network.de points to a single IP address: 82.165.73.169.

Other host names, for example mail.live-on.de, mail.lehmann-network.de and live-on.de share IPs with lehmann-network.de.

Name Servers

lehmann-network.de is delegated to four name servers: nsa2.schlundtech.de, nsb2.schlundtech.de, nsc2.schlundtech.de and nsd2.schlundtech.de.

lehmann-network.de at least partially shares name servers with other domains, for example dornbusch-immobilien.de, flatstar.com, tripleace.net, pro-lite.de and damyar-immobilien.de.

these name servers are commonly used alongside s343231026.online.de name servers.

Host names with two IP numbers:

nsa2.schlundtech.de points to: 2607:f1c0:fe:53:185:132:34:227 and 185.132.34.227

nsb2.schlundtech.de points to: 2607:f1c0:fe:53:185:132:35:227 and 185.132.35.227

nsc2.schlundtech.de points to: 2001:8d8:fe:53:217:160:80:227 and 217.160.80.227

nsd2.schlundtech.de points to: 2001:8d8:fe:53:217:160:81:227 and 217.160.81.227

Mail Servers

One mail server handles lehmann-network.de; that server is lehmann-network.de.

lehmann-network.de points to a single IP number: 82.165.73.169.

lehmann-network.de - robtex.com