`biermann-neff.com`

DNSSEC	⚠️ Not signed
A	2a00:1f08:400:a::3^{🇩🇪 Witcom-AS2a00:1f08::/32 WiTCOM GmbH Wiesbaden}
		PTR	`segment.mymk.de`
A	217.19.185.156^{🇩🇪 Witcom-AS217.19.176.0/20 WiTCOM GmbH Wiesbaden}
NS	`a.ns14.net` ⭐
		A	2001:8d8:fe:53:217:160:80:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
		A	217.160.80.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
NS	`b.ns14.net`
		A	2001:8d8:fe:53:217:160:81:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
		A	217.160.81.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
NS	`c.ns14.net`
		A	2607:f1c0:fe:53:185:132:35:160^{🇺🇸 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-ix1.ui-dns.org`
		A	185.132.35.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.org`
NS	`d.ns14.net`
		A	2607:f1c0:fe:53:185:132:34:160^{🇺🇸 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-ix1.ui-dns.com`
		A	185.132.34.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.com`
MX	`biermannneff-com02b.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::20^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00400.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
TXT	`MS=ms10916577`
TXT	`v=spf1 +mx +a:segment.mymk.de include:spf.protection.outlook.com include:rela...`
SOA	`a.ns14.net`webmaster@mymk.de 2024-01-09 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778874491

Subdomains

autodiscover.biermann-neff.com

Same first word

biermann-neff.com

DNS History

10 records (7 active, 3 former)

●NSa.ns14.net2026-02-17 → 2026-05-15 · 3 obs

○ 2017-03-31 13:05:18
● 2026-02-17 18:02:00
● 2026-05-15 20:00:04

●NSb.ns14.net2026-02-17 → 2026-05-15 · 3 obs

○ 2017-03-31 13:05:18
● 2026-02-17 18:02:00
● 2026-05-15 20:00:04

●NSc.ns14.net2026-02-17 → 2026-05-15 · 3 obs

○ 2017-03-31 13:05:18
● 2026-02-17 18:02:00
● 2026-05-15 20:00:04

●NSd.ns14.net2026-02-17 → 2026-05-15 · 3 obs

○ 2017-03-31 13:05:18
● 2026-02-17 18:02:00
● 2026-05-15 20:00:04

○NSns5.pcdog.ch2015-07-14 → 2017-03-31 · 4 obs

● 2015-07-14 19:56:36
● 2017-03-31 13:05:18
○ 2026-02-17 18:02:00
○ 2026-05-15 20:00:04

○NSns6.pcdog.ch2015-07-14 → 2017-03-31 · 4 obs

● 2015-07-14 19:56:36
● 2017-03-31 13:05:18
○ 2026-02-17 18:02:00
○ 2026-05-15 20:00:04

●MXbiermannneff-com02b.mail.protection.outlook.com2015-07-14 → 2026-05-15 · 2 obs

● 2015-07-14 19:56:36
● 2026-05-15 20:00:04

●A217.19.185.1562026-02-17 → 2026-05-15 · 3 obs

○ 2017-03-31 13:05:18
● 2026-02-17 18:02:00
● 2026-05-15 20:00:04

●A2a00:1f08:400:a::32026-02-17 → 2026-05-15 · 3 obs

○ 2017-03-31 13:05:18
● 2026-02-17 18:02:00
● 2026-05-15 20:00:04

○A46.232.182.1482015-07-14 → 2017-03-31 · 4 obs

● 2015-07-14 19:56:36
● 2017-03-31 13:05:18
○ 2026-02-17 18:02:00
○ 2026-05-15 20:00:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net...	-
biermann-neff.com	a.ns14.net, b.ns14.net, c.ns14.net, d.ns14.net	-

✅ Authoritative Response

Server:185.132.35.160

NS records: a.ns14.net, b.ns14.net, c.ns14.net, d.ns14.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biermann-neff.com (unsigned zone)

⏱️ Timing

Total: 1054ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.19.185.156`
AAAA	1	`2a00:1f08:400:a::3`
NS	4	`d.ns14.net, b.ns14.net...`
MX	1	`biermannneff-com02b.mail.protection.outl`
TXT	2	`MS=ms10916577, v=spf1 +mx +a:segment.mymk.de include:sp`
SOA	1	`a.ns14.net webmaster.mymk.de`

Analysis

Hierarchy

biermann-neff.com is the parent of autodiscover.biermann-neff.com.

IP Addresses

biermann-neff.com resolves to two IP numbers: 2a00:1f08:400:a::3 and 217.19.185.156.

other host names including widemann.de, murk-innenausbau.de, hotel-kaiserin-augusta.de, mymk.eu and lichtblick.net share IP numbers with biermann-neff.com.

Name Servers

biermann-neff.com is delegated to four name servers: a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net.

biermann-neff.com at least partially shares name servers with other domains, for instance igt-greifswald.de, fruhauf.de, birkenatock.net, stbrs.de and livedome.com.

Host names with two IP numbers:

a.ns14.net points to 2001:8d8:fe:53:217:160:80:160 and 217.160.80.160; b.ns14.net points to 2001:8d8:fe:53:217:160:81:160 and 217.160.81.160; c.ns14.net points to 2607:f1c0:fe:53:185:132:35:160 and 185.132.35.160; d.ns14.net points to 2607:f1c0:fe:53:185:132:34:160 and 185.132.34.160.

Mail Servers

biermann-neff.com is handled by a single mail server, biermannneff-com02b.mail.protection.outlook.com.

Host biermannneff-com02b.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::b, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::20, 52.101.68.0, 52.101.73.6, 52.101.73.8 and 52.101.73.28.

biermann-neff.com - robtex.com