1ref.de - dns.ninja

`1ref.de`

DNSSEC	⚠️ Not signed
NS	`karlsruhe.nic.xlink.net` ⭐
		A	192.166.192.43^{🇩🇪 CRONON-BERLIN-AS192.166.192.0/21 Cronon AG, Berlin}
			PTR	`vulthoom00.cronon.de`
NS	`chemnitz.nic.xlink.net`
		A	194.45.97.99^{🇩🇪 STRATO194.45.97.0/24 AG}
			PTR	`chemnitz.nic.xlink.net`
NS	`ulm.nic.xlink.net`
		A	193.141.3.6^{🇩🇪 STRATO193.141.3.0/24 AG}
			PTR	`ulm.nic.xlink.net`
TXT	`X-NIC Certified Quality Zone`
SOA	`karlsruhe.nic.xlink.net`de-domain@xlink.net 2023-10-20 #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=1785207395

Previously MX for

1ref.de

Same first word

1ref.de

1ref.us

1ref.ru

1ref.com

Similar names

ref1.fr

f1er.com

fer1.sakura.ne.jp

erf1.com

fer1.com

f1re.net

f1re.io

f1re.de

ref1.com

1fre.com

fer1.cn

1fer.com

ref1.net

1fre.ws

ref1.ru

1erf.com

DNS History

9 records (3 active, 6 former)

●NSchemnitz.nic.xlink.net2026-03-30 → 2026-07-28 · 3 obs

○ 2017-08-25 05:27:10
● 2026-03-30 02:43:12
● 2026-07-28 03:26:22

●NSkarlsruhe.nic.xlink.net2026-03-30 → 2026-07-28 · 3 obs

○ 2017-08-25 05:27:10
● 2026-03-30 02:43:12
● 2026-07-28 03:26:22

○NSns.stratoserver.net2015-06-23 → 2017-08-25 · 4 obs

● 2015-06-23 12:49:24
● 2017-08-25 05:27:10
○ 2026-03-30 02:43:12
○ 2026-07-28 03:26:22

○NSns2.stratoserver.net2015-06-23 → 2017-08-25 · 4 obs

● 2015-06-23 12:49:24
● 2017-08-25 05:27:10
○ 2026-03-30 02:43:12
○ 2026-07-28 03:26:22

●NSulm.nic.xlink.net2026-03-30 → 2026-07-28 · 3 obs

○ 2017-08-25 05:27:10
● 2026-03-30 02:43:12
● 2026-07-28 03:26:22

○MX1ref.de2015-06-23 → 2017-03-31 · 4 obs

● 2015-06-23 12:49:24
● 2017-03-31 00:20:10
○ 2017-08-25 05:27:10
○ 2026-07-28 03:26:22

○MXdus.proxiweb.de2017-08-25 → 2017-08-25 · 4 obs

○ 2017-03-31 00:20:10
● 2017-08-25 05:27:10
○ 2026-03-30 02:43:12
○ 2026-07-28 03:26:22

○A85.214.19.1042015-06-23 → 2016-02-03 · 4 obs

● 2015-06-23 12:49:24
● 2016-02-03 05:28:34
○ 2016-04-26 16:45:40
○ 2026-07-28 03:26:22

○A85.214.236.1752016-04-26 → 2017-08-25 · 5 obs

○ 2016-02-03 05:28:34
● 2016-04-26 16:45:40
● 2017-08-25 05:27:10
○ 2026-03-30 02:43:12
○ 2026-07-28 03:26:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
1ref.de	chemnitz.nic.xlink.net, ulm.nic.xlink.net	-

✅ Authoritative Response

Server:194.45.97.99

NS records: chemnitz.nic.xlink.net, ulm.nic.xlink.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1ref.de (unsigned zone)

⏱️ Timing

Total: 1000ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`chemnitz.nic.xlink.net, ulm.nic.xlink.net`
TXT	1	`X-NIC Certified Quality Zone`
SOA	1	`karlsruhe.nic.xlink.net de-domain.xlink.`

Analysis

Name Servers

1ref.de is delegated to three name servers: chemnitz.nic.xlink.net, karlsruhe.nic.xlink.net and ulm.nic.xlink.net.

1ref.de shares at least some of its name servers with other domains, including artq.de, a-b3.com, qah.zone and two others.

chemnitz.nic.xlink.net, karlsruhe.nic.xlink.net and ulm.nic.xlink.net each resolve to a single IP address: chemnitz.nic.xlink.net resolves to 194.45.97.99, karlsruhe.nic.xlink.net resolves to 192.166.192.43 and ulm.nic.xlink.net resolves to 193.141.3.6.