`romandoerfler.de`

DNSSEC	⚠️ Not signed
A	82.165.42.94^{🇩🇪 IONOS-AS82.165.42.0/24 IONOS SE ber.de}
NS	`nsa9.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	`nsb9.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	`nsc9.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	`nsd9.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	`mail.romandoerfler.de` ⭐
		A	87.106.166.53^{🇩🇪 IONOS-AS87.106.0.0/16 IONOS-PA-5}
			PTR	`ip87-106-166-53.pbiaas.com`
SOA	`nsa9.schlundtech.de`alexander@kraut.de 2017-11-09 #1

`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=1774595124

Subdomains

mail.romandoerfler.de

Same first word

romandoerfler.de

DNS History

9 records (6 active, 3 former)

●NSnsa9.schlundtech.de2015-06-30 → 2026-03-27 · 2 obs

● 2015-06-30 14:36:28
● 2026-03-27 07:14:40

●NSnsb9.schlundtech.de2015-06-30 → 2026-03-27 · 2 obs

● 2015-06-30 14:36:28
● 2026-03-27 07:14:40

●NSnsc9.schlundtech.de2015-06-30 → 2026-03-27 · 2 obs

● 2015-06-30 14:36:28
● 2026-03-27 07:14:40

●NSnsd9.schlundtech.de2015-06-30 → 2026-03-27 · 2 obs

● 2015-06-30 14:36:28
● 2026-03-27 07:14:40

●MXmail.romandoerfler.de2015-06-30 → 2026-03-27 · 2 obs

● 2015-06-30 14:36:28
● 2026-03-27 07:14:40

○A217.160.168.2332017-02-10 → 2017-02-10 · 4 obs

○ 2016-04-23 16:13:08
● 2017-02-10 10:54:50
○ 2020-04-07 12:31:36
○ 2026-03-27 07:14:40

○A82.165.153.492015-06-30 → 2016-04-23 · 4 obs

● 2015-06-30 14:36:28
● 2016-04-23 16:13:08
○ 2017-02-10 10:54:50
○ 2026-03-27 07:14:40

●A82.165.42.942026-03-27 → 2026-03-27 · 2 obs

○ 2020-04-07 12:31:36
● 2026-03-27 07:14:40

○A87.106.166.532020-04-07 → 2020-04-07 · 3 obs

○ 2017-02-10 10:54:50
● 2020-04-07 12:31:36
○ 2026-03-27 07:14:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
romandoerfler.de	nsb9.schlundtech.de, nsa9.schlundtech.de, nsd9.schlundtech.de, nsc9.schlundtech.de	-

✅ Authoritative Response

Server:185.132.35.227

NS records: nsb9.schlundtech.de, nsa9.schlundtech.de, nsd9.schlundtech.de, nsc9.schlundtech.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for romandoerfler.de (unsigned zone)

⏱️ Timing

Total: 689ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`82.165.42.94`
NS	4	`nsd9.schlundtech.de, nsb9.schlundtech.de...`
MX	1	`mail.romandoerfler.de (pri: 10)`
SOA	1	`nsa9.schlundtech.de alexander.kraut.de`

Analysis

Hierarchy

The parent of mail.romandoerfler.de is romandoerfler.de.

IP Addresses

romandoerfler.de points to a single IP: 82.165.42.94.

Other host names, for instance gravitas-online.de, hauskonzert.com, larsroeh.de, krautservers.de and truls-hebrant.com share IP numbers with romandoerfler.de.

Name Servers

romandoerfler.de's delegation is handled by four name servers: nsa9.schlundtech.de, nsb9.schlundtech.de, nsc9.schlundtech.de and nsd9.schlundtech.de.

romandoerfler.de partially shares name servers with other domains; examples include aiesec-karlsruhe.de, pnmv.de, meharvest.de, ogg.de and notebook-netzteil.info.

Host names with two IPs:

nsa9.schlundtech.de points to 2607:f1c0:fe:53:185:132:34:227 and 185.132.34.227

nsb9.schlundtech.de points to 2607:f1c0:fe:53:185:132:35:227 and 185.132.35.227

nsc9.schlundtech.de points to 2001:8d8:fe:53:217:160:80:227 and 217.160.80.227

nsd9.schlundtech.de points to 2001:8d8:fe:53:217:160:81:227 and 217.160.81.227

Mail Servers

romandoerfler.de is handled by a single mail server, mail.romandoerfler.de.

mail.romandoerfler.de points to a single IP: 87.106.166.53.

romandoerfler.de - robtex.com