`dfc-online.de`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	217.160.0.145^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1041.ui-dns.org` ⭐
		A	2001:8d8:fe:53:0:d9a0:5329:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1041.ui-dns.org`
		A	217.160.83.41^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1041.ui-dns.org`
NS	`ns1074.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:514a:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1074.ui-dns.biz`
		A	217.160.81.74^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1074.ui-dns.biz`
NS	`ns1077.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:524d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1077.ui-dns.com`
		A	217.160.82.77^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1077.ui-dns.com`
NS	`ns1078.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:78^{🇺🇸 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	`ns1078.ui-dns.de`
		A	217.160.80.78^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1078.ui-dns.de`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1041.ui-dns.org`hostmaster@1und1.com 2017-06-01 #10

`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=1775940035

Same first word

dfc-online.com

dfc-online.de

Similar names

cfd-online.de

online-cfd.de

cfd-online.com

cfd-online.se

cfd-online.org

DNS History

21 records (8 active, 13 former)

●NSns1041.ui-dns.org2026-03-25 → 2026-04-11 · 3 obs

○ 2017-08-28 19:34:18
● 2026-03-25 18:25:42
● 2026-04-11 20:57:36

○NSns1046.ui-dns.biz2026-03-25 → 2026-04-11 · 2 obs

○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

○NSns1050.ui-dns.org2026-03-25 → 2026-04-11 · 2 obs

○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

○NSns1066.ui-dns.com2026-03-25 → 2026-04-11 · 2 obs

○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

○NSns1069.ui-dns.de2026-03-25 → 2026-04-11 · 2 obs

○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

●NSns1074.ui-dns.biz2026-03-25 → 2026-04-11 · 3 obs

○ 2017-08-28 19:34:18
● 2026-03-25 18:25:42
● 2026-04-11 20:57:36

●NSns1077.ui-dns.com2026-03-25 → 2026-04-11 · 3 obs

○ 2017-08-28 19:34:18
● 2026-03-25 18:25:42
● 2026-04-11 20:57:36

●NSns1078.ui-dns.de2026-03-25 → 2026-04-11 · 3 obs

○ 2017-08-28 19:34:18
● 2026-03-25 18:25:42
● 2026-04-11 20:57:36

○NSns65.1und1.de2015-08-31 → 2017-08-28 · 4 obs

● 2015-08-31 01:43:58
● 2017-08-28 19:34:18
○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

○NSns66.1und1.de2015-08-31 → 2017-08-28 · 4 obs

● 2015-08-31 01:43:58
● 2017-08-28 19:34:18
○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

●MXmx00.ionos.de2026-03-25 → 2026-04-11 · 3 obs

○ 2017-08-28 19:34:18
● 2026-03-25 18:25:42
● 2026-04-11 20:57:36

○MXmx00.kundenserver.de2015-08-31 → 2017-08-28 · 4 obs

● 2015-08-31 01:43:58
● 2017-08-28 19:34:18
○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

●MXmx01.ionos.de2026-03-25 → 2026-04-11 · 3 obs

○ 2017-08-28 19:34:18
● 2026-03-25 18:25:42
● 2026-04-11 20:57:36

○MXmx01.kundenserver.de2015-08-31 → 2017-08-28 · 4 obs

● 2015-08-31 01:43:58
● 2017-08-28 19:34:18
○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

○A2001:8d8:1000:b0c7:82e1:603:a43a:f8232016-07-15 → 2017-08-28 · 5 obs

○ 2016-03-18 23:34:54
● 2016-07-15 17:31:42
● 2017-08-28 19:34:18
○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

○A2001:8d8:1000:b0c7:a01a:c115:ec26:12015-08-31 → 2016-03-18 · 4 obs

● 2015-08-31 01:43:58
● 2016-03-18 23:34:54
○ 2016-07-15 17:31:42
○ 2026-04-11 20:57:36

●A2001:8d8:100f:f000::2002026-03-25 → 2026-04-11 · 3 obs

○ 2017-08-28 19:34:18
● 2026-03-25 18:25:42
● 2026-04-11 20:57:36

●A217.160.0.1452026-03-25 → 2026-04-11 · 3 obs

○ 2017-08-28 19:34:18
● 2026-03-25 18:25:42
● 2026-04-11 20:57:36

○A217.160.0.1672026-03-25 → 2026-04-11 · 2 obs

○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

○A217.160.122.402016-07-15 → 2017-08-28 · 5 obs

○ 2016-03-18 23:34:54
● 2016-07-15 17:31:42
● 2017-08-28 19:34:18
○ 2026-03-25 18:25:42
○ 2026-04-11 20:57:36

○A217.160.240.382015-08-31 → 2016-03-18 · 4 obs

● 2015-08-31 01:43:58
● 2016-03-18 23:34:54
○ 2016-07-15 17:31:42
○ 2026-04-11 20:57:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
dfc-online.de	ns1041.ui-dns.org, ns1074.ui-dns.biz, ns1077.ui-dns.com, ns1078.ui-dns.de	-

✅ Authoritative Response

Server:217.160.81.74

NS records: ns1041.ui-dns.org, ns1074.ui-dns.biz, ns1077.ui-dns.com, ns1078.ui-dns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dfc-online.de (unsigned zone)

⏱️ Timing

Total: 909ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.145`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1041.ui-dns.org, ns1074.ui-dns.biz...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1041.ui-dns.org hostmaster.1und1.com`

Analysis

IP Addresses

dfc-online.de resolves to two IPs: 2001:8d8:100f:f000::200 and 217.160.0.145.

other host names for instance flyttbox.se, dortag.com, teneso.org, deforth.com and enverreetcontrefil.fr share IP numbers with dfc-online.de.

Name Servers

dfc-online.de is delegated to four name servers: ns1074.ui-dns.biz, ns1077.ui-dns.com, ns1078.ui-dns.de and ns1041.ui-dns.org.

dfc-online.de at least partially shares name servers with other domains, for instance warehouseminneapolis.com, arabx.com, agtiere.net, speedskatezebras.de and butzer-live.de.

These name servers are often used together with the name servers ns1074.ui-dns.org, ns1074.ui-dns.com, ns1074.ui-dns.de, ns1078.ui-dns.com, ns1078.ui-dns.biz, ns1078.ui-dns.org, ns1041.ui-dns.de, ns1041.ui-dns.biz, ns1041.ui-dns.com and ns1077.ui-dns.de.

Host names with two IP numbers:

Host name ns1074.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:514a:100 and 217.160.81.74.

Host name ns1077.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:524d:100 and 217.160.82.77.

Host name ns1078.ui-dns.de points to: 2607:f1c0:fe:53:185:132:32:78 and 217.160.80.78.

Host name ns1041.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:5329:100 and 217.160.83.41.

Mail Servers

dfc-online.de is handled by two mail servers: mx00.ionos.de and mx01.ionos.de.

dfc-online.de shares the same mail server setup as other domains, for instance edurational.com, thirst.at, immoloop.de, traumapotheke.de and kongres.de.

Host names with one IP number:

The host mx00.ionos.de points to 212.227.15.41 and the host mx01.ionos.de points to 217.72.192.67.

dfc-online.de - robtex.com

dfc-online.de

de

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`dfc-online.de`

`de`