quicktutor.de - dns.ninja
quicktutor.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.comhostmaster@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.dedns-operations@denic.de serial=1785353285 | ||||||
Subdomains
Same first word
quicktutor.de |
Similar names
DNS History
9 records (4 active, 5 former)
○NScns1.alfahosting.info2015-07-09 → 2020-03-05 · 4 obs
● 2020-03-05 21:39:12
○ 2026-07-18 15:52:18
○ 2026-07-29 19:38:02
○NScns2.alfahosting.info2015-07-09 → 2020-03-05 · 4 obs
● 2020-03-05 21:39:12
○ 2026-07-18 15:52:18
○ 2026-07-29 19:38:02
○NScns3.alfahosting.info2015-07-09 → 2020-03-05 · 4 obs
● 2020-03-05 21:39:12
○ 2026-07-18 15:52:18
○ 2026-07-29 19:38:02
●NSsl1.sedo.com2026-07-18 → 2026-07-29 · 3 obs
● 2026-07-18 15:52:18
● 2026-07-29 19:38:02
●NSsl2.sedo.com2026-07-18 → 2026-07-29 · 3 obs
● 2026-07-18 15:52:18
● 2026-07-29 19:38:02
●MXlocalhost2026-07-18 → 2026-07-29 · 3 obs
● 2026-07-18 15:52:18
● 2026-07-29 19:38:02
○MXmail.quicktutor.de2015-07-09 → 2020-03-05 · 4 obs
● 2020-03-05 21:39:12
○ 2026-07-18 15:52:18
○ 2026-07-29 19:38:02
○A109.237.132.102015-07-09 → 2020-03-05 · 4 obs
● 2020-03-05 21:39:12
○ 2026-07-18 15:52:18
○ 2026-07-29 19:38:02
●A91.195.241.2322026-07-18 → 2026-07-29 · 3 obs
● 2026-07-18 15:52:18
● 2026-07-29 19:38:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| quicktutor.de | sl1.sedo.com, sl2.sedo.com | - |
✅ Authoritative Response
Server:91.195.240.173
NS records: sl1.sedo.com, sl2.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for quicktutor.de (unsigned zone)
⏱️ Timing
Total: 3910ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.241.232 |
| NS | 2 | sl1.sedo.com, sl2.sedo.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | sl1.sedo.com hostmaster.sedo.de |
Analysis
Hierarchy
quicktutor.de serves as the parent of mail.quicktutor.de and www.quicktutor.de.
IP Addresses
quicktutor.de has exactly one IP address — 91.195.241.232.
mail.showmetheway.de, sso.beards.de, mail.brandsports.de plus two other host names have IP numbers in common with quicktutor.de.
Name Servers
quicktutor.de is served by two delegated name servers, sl1.sedo.com and sl2.sedo.com.
The name server configuration of quicktutor.de is shared with other domains, for instance musicinstruments.eu, fivepillars.eu, mail.electrocharge.de 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
quicktutor.de uses one mail server — localhost.
The mail server setup of quicktutor.de matches that of other domains such as mail.biogas-fachmesse.de, exploringnorthamerica.com.au, lookman.net and two others.