selfcheck.de - dns.ninja

`selfcheck.de`

DNSSEC	⚠️ Not signed
A	91.195.241.232^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
NS	`sl1.sedo.com` ⭐
		A	91.195.240.173^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
NS	`sl2.sedo.com`
		A	91.195.241.173^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
MX	`localhost` ⭐
TXT	`v=spf1 -all`
SOA	`sl1.sedo.com`hostmaster@sedo.de 2018-05-16 #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=1786634647

Same first word

selfcheck.com

selfcheck.net

selfcheck.se

selfcheck.org

selfcheck.io

selfcheck.in

selfcheck.us

selfcheck.ch

selfcheck.at

selfcheck.de

DNS History

14 records (4 active, 10 former)

○NSns1022.ui-dns.biz2018-09-15 → 2018-09-15 · 4 obs

○ 2017-02-06 13:34:26
● 2018-09-15 04:03:52
○ 2026-04-25 00:10:02
○ 2026-08-13 15:49:48

○NSns1022.ui-dns.com2018-09-15 → 2018-09-15 · 4 obs

○ 2017-02-06 13:34:26
● 2018-09-15 04:03:52
○ 2026-04-25 00:10:02
○ 2026-08-13 15:49:48

○NSns1022.ui-dns.de2018-09-15 → 2018-09-15 · 4 obs

○ 2017-02-06 13:34:26
● 2018-09-15 04:03:52
○ 2026-04-25 00:10:02
○ 2026-08-13 15:49:48

○NSns1022.ui-dns.org2018-09-15 → 2018-09-15 · 4 obs

○ 2017-02-06 13:34:26
● 2018-09-15 04:03:52
○ 2026-04-25 00:10:02
○ 2026-08-13 15:49:48

○NSns49.1und1.de2015-07-05 → 2017-02-06 · 4 obs

● 2015-07-05 05:40:24
● 2017-02-06 13:34:26
○ 2018-09-15 04:03:52
○ 2026-08-13 15:49:48

○NSns50.1und1.de2015-07-05 → 2017-02-06 · 4 obs

● 2015-07-05 05:40:24
● 2017-02-06 13:34:26
○ 2018-09-15 04:03:52
○ 2026-08-13 15:49:48

●NSsl1.sedo.com2026-04-25 → 2026-08-13 · 3 obs

○ 2018-09-15 04:03:52
● 2026-04-25 00:10:02
● 2026-08-13 15:49:48

●NSsl2.sedo.com2026-04-25 → 2026-08-13 · 3 obs

○ 2018-09-15 04:03:52
● 2026-04-25 00:10:02
● 2026-08-13 15:49:48

●MXlocalhost2026-04-25 → 2026-08-13 · 5 obs

○ 2018-09-15 04:03:52
● 2026-04-25 00:10:02
○ 2026-04-29 02:02:22
● 2026-08-13 15:49:46
● 2026-08-13 15:49:48

○MXmx00.kundenserver.de2015-07-05 → 2018-09-15 · 4 obs

● 2015-07-05 05:40:24
● 2018-09-15 04:03:52
○ 2026-04-25 00:10:02
○ 2026-08-13 15:49:48

○MXmx01.kundenserver.de2015-07-05 → 2018-09-15 · 4 obs

● 2015-07-05 05:40:24
● 2018-09-15 04:03:52
○ 2026-04-25 00:10:02
○ 2026-08-13 15:49:48

○A217.160.231.1102016-05-30 → 2018-09-15 · 5 obs

○ 2016-02-09 15:47:20
● 2016-05-30 06:24:10
● 2018-09-15 04:03:52
○ 2026-04-25 00:10:02
○ 2026-08-13 15:49:48

○A82.165.76.182015-07-05 → 2016-02-09 · 4 obs

● 2015-07-05 05:40:24
● 2016-02-09 15:47:20
○ 2016-05-30 06:24:10
○ 2026-08-13 15:49:48

●A91.195.241.2322026-04-25 → 2026-08-13 · 6 obs

○ 2018-09-15 04:03:52
● 2026-04-25 00:10:02
● 2026-04-29 02:02:22
○ 2026-06-30 23:13:26
● 2026-08-13 15:49:46
● 2026-08-13 15:49:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
selfcheck.de	sl2.sedo.com, sl1.sedo.com	-

✅ Authoritative Response

Server:91.195.240.173

NS records: sl2.sedo.com, sl1.sedo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for selfcheck.de (unsigned zone)

⏱️ Timing

Total: 781ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.195.241.232`
NS	2	`sl2.sedo.com, sl1.sedo.com`
MX	1	`localhost (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`sl1.sedo.com hostmaster.sedo.de`

Analysis

IP Addresses

selfcheck.de resolves to just one IP address, 91.195.241.232.

Two other host names, along with rir.info, jumbo-vertrieb.de and virtual-system.de, also share IP numbers with selfcheck.de.

Name Servers

selfcheck.de uses two name servers for its delegation: sl1.sedo.com and sl2.sedo.com.

selfcheck.de shares its NS records with other domains, for example www.ufashion.de, summitsports.de, webcs.eu and two others.

sl1.sedo.com → 91.195.240.173 and sl2.sedo.com → 91.195.241.173: one IP number per host name.

Mail Servers

The sole mail server for selfcheck.de is localhost.

Among the domains sharing a mail server setup with selfcheck.de are narayan.eu, elkhaima.com, ibisun.com and two others.