rf-computer.de - dns.ninja

`rf-computer.de`

DNSSEC	⚠️ Not signed
A	162.55.254.93^{🇩🇪 Hetzner162.55.0.0/16 HETZNER-DC}
		PTR	`www595.your-server.de`
NS	`nsa6.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	`nsb6.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	`nsc6.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	`nsd6.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	`mx1-eu1.ppe-hosted.com` ⭐
		A	91.209.104.155^{🇺🇸 PROOFPOINT-ASN-EU91.209.104.0/24 route originated by PROOFPOINT}
			PTR	`mx1-eu1.ppe-hosted.com`
		A	185.132.181.16^{🇬🇧 PROOFPOINT-ASN-EU185.132.181.0/24}
			PTR	`mx1-eu1.ppe-hosted.com`
MX	`mx2-eu1.ppe-hosted.com`⁽²⁰⁾
		A	91.209.104.156^{🇺🇸 PROOFPOINT-ASN-EU91.209.104.0/24 route originated by PROOFPOINT}
			PTR	`mx2-eu1.ppe-hosted.com`
		A	185.132.181.17^{🇬🇧 PROOFPOINT-ASN-EU185.132.181.0/24}
			PTR	`mx2-eu1.ppe-hosted.com`
TXT	`ppe-d1f59561d3be4222c639f8c20d336b9a3b987ed6`
TXT	`MS=ms33522765`
TXT	`v090gfrklyyb18zr5w50tvfjvl6ckrv1`
TXT	`v=DMARC1;p=none; rua=mailto:dmarc_agg@vali.email;`
TXT	`_ocpyijujqh5cc94707kyzxagogv82lq`
TXT	`_uyg1yu1wty1nb6v5zz8ef0nuz31b4r0`
TXT	`google-site-verification=g4ccXEUTRxQr-K7-NlCOv-Us8GZfc6WkcRrkWTcrw_U`
TXT	`v=spf1 a include:spf.protection.outlook.com include:_spf-eu.ppe-hosted.com in...`
TXT	`MS=ms55358461`
TXT	`_majoomg6418qgywka5k0whdhljnblmt`
TXT	`apple-domain-verification=wINo(0x73484974)MxsRChBz`
TXT	`T232-U425-V262`
SOA	`nsa6.schlundtech.de`ufink@rf-computer.de 2025-11-21 #6

`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=1786343438

WOT: SAFE (67/100)

Subdomains

mail.rf-computer.de

www.rf-computer.de

Same first word

rf-computer.net

rf-computer.de

rf-computer.com

Similar names

compteur-fr.com

formtec-pur.de

DNS History

9 records (7 active, 2 former)

●NSnsa6.schlundtech.de2015-07-22 → 2026-08-10 · 2 obs

● 2015-07-22 12:30:40
● 2026-08-10 06:49:22

●NSnsb6.schlundtech.de2015-07-22 → 2026-08-10 · 2 obs

● 2015-07-22 12:30:40
● 2026-08-10 06:49:22

●NSnsc6.schlundtech.de2015-07-22 → 2026-08-10 · 2 obs

● 2015-07-22 12:30:40
● 2026-08-10 06:49:22

●NSnsd6.schlundtech.de2015-07-22 → 2026-08-10 · 2 obs

● 2015-07-22 12:30:40
● 2026-08-10 06:49:22

●MXmx1-eu1.ppe-hosted.com2026-02-21 → 2026-08-10 · 3 obs

○ 2017-09-25 06:20:58
● 2026-02-21 13:01:20
● 2026-08-10 06:49:22

●MXmx2-eu1.ppe-hosted.com2026-02-21 → 2026-08-10 · 3 obs

○ 2017-09-25 06:20:58
● 2026-02-21 13:01:20
● 2026-08-10 06:49:22

○MXspamwall-ms.rf-computer.net2015-07-22 → 2017-09-25 · 4 obs

● 2015-07-22 12:30:40
● 2017-09-25 06:20:58
○ 2026-02-21 13:01:20
○ 2026-08-10 06:49:22

○A148.251.20.512015-07-22 → 2017-09-25 · 4 obs

● 2015-07-22 12:30:40
● 2017-09-25 06:20:58
○ 2026-02-21 13:01:20
○ 2026-08-10 06:49:22

●A162.55.254.932026-02-21 → 2026-08-10 · 3 obs

○ 2017-09-25 06:20:58
● 2026-02-21 13:01:20
● 2026-08-10 06:49:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
rf-computer.de	nsa6.schlundtech.de, nsb6.schlundtech.de, nsc6.schlundtech.de, nsd6.schlundtech.de	-

✅ Authoritative Response

Server:217.160.81.227

NS records: nsa6.schlundtech.de, nsb6.schlundtech.de, nsc6.schlundtech.de, nsd6.schlundtech.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rf-computer.de (unsigned zone)

⏱️ Timing

Total: 783ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.55.254.93`
NS	4	`nsb6.schlundtech.de, nsc6.schlundtech.de...`
MX	2	`mx1-eu1.ppe-hosted.com (pri: 10), mx2-eu1.ppe-hosted.com (pri: 20)`
TXT	12	`v090gfrklyyb18zr5w50tvfjvl6ckrv1, MS=ms33522765...`
SOA	1	`nsa6.schlundtech.de ufink.rf-computer.de`

Analysis

Hierarchy

rf-computer.de is the parent domain of mail.rf-computer.de and www.rf-computer.de.

IP Addresses

rf-computer.de points to a single IP number: 162.55.254.93.

Additional host names — atforce.de, nkeller.de, _dc-mx.b91589db747f.petstep.bg and two others — share IP numbers with rf-computer.de.

Name Servers

rf-computer.de has four authoritative name servers: nsa6.schlundtech.de, nsb6.schlundtech.de, nsc6.schlundtech.de and nsd6.schlundtech.de.

The name servers of rf-computer.de overlap at least partially with those of other domains — among them systemcare.info, nrmmh.tv, fundscreen.at and two more.

Each of the four hosts nsa6.schlundtech.de, nsb6.schlundtech.de, nsc6.schlundtech.de and nsd6.schlundtech.de has two IP addresses. nsa6.schlundtech.de points to 185.132.34.227 and 2607:f1c0:fe:53:185:132:34:227. nsb6.schlundtech.de points to 185.132.35.227 and 2607:f1c0:fe:53:185:132:35:227. nsc6.schlundtech.de points to 217.160.80.227 and 2001:8d8:fe:53:217:160:80:227. nsd6.schlundtech.de points to 217.160.81.227 and 2001:8d8:fe:53:217:160:81:227.

Mail Servers

rf-computer.de has two mail servers: mx1-eu1.ppe-hosted.com and mx2-eu1.ppe-hosted.com.

rf-computer.de shares the same mail server setup as other domains, including bugnard.ch, jl-fin.com, chillmech.com.au and two others.

rf-computer.de shares mail servers — at least in part — with other domains, including cooneen.com, midar-me.com, steelforce.co.zw and two others.

mx1-eu1.ppe-hosted.com resolves to 91.209.104.155 and 185.132.181.16. Likewise, mx2-eu1.ppe-hosted.com resolves to 91.209.104.156 and 185.132.181.17 — two IP addresses apiece.