schoolcentral.de - robtex.com
schoolcentral.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| PTR | ip-91-195-241-232.defastlink.net | ||||||
| NS | sl1.sedo.com ⭐ | ||||||
| A | 91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| PTR | ip-91-195-240-173.defastlink.net | ||||||
| NS | sl2.sedo.com | ||||||
| A | 91.195.241.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| PTR | ip-91-195-241-173.defastlink.net | ||||||
| MX | localhost ⭐ 🔒 | ||||||
| A | ::1 | ||||||
| A | 127.0.0.1 | ||||||
| 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=1773553752 | ||||||
Same first word
schoolcentral.de |
schoolcentral.org |
Similar names
centralschool.edu.pk |
centralschool.org |
centralschool.edu.vu |
centralschool.net |
centralschool.com |
centralschool.co.uk |
DNS History
11 records (4 active, 7 former)
○NSns1.domaindiscount24.net2015-07-12 → 2017-11-01 · 3 obs
● 2017-11-01 00:55:04
○ 2026-03-23 13:32:16
○NSns2.domaindiscount24.net2015-07-12 → 2017-11-01 · 3 obs
● 2017-11-01 00:55:04
○ 2026-03-23 13:32:16
○NSns3.domaindiscount24.net2015-07-12 → 2017-11-01 · 3 obs
● 2017-11-01 00:55:04
○ 2026-03-23 13:32:16
●MXlocalhost2026-03-23 → 2026-03-23 · 1 obs
○A109.234.109.202015-07-12 → 2016-02-07 · 4 obs
● 2016-02-07 07:38:42
○ 2016-05-02 15:47:32
○ 2026-03-23 13:32:16
○A109.234.109.212015-07-12 → 2016-02-07 · 4 obs
● 2016-02-07 07:38:42
○ 2016-05-02 15:47:32
○ 2026-03-23 13:32:16
○A213.128.138.2362015-07-12 → 2016-02-07 · 4 obs
● 2016-02-07 07:38:42
○ 2016-05-02 15:47:32
○ 2026-03-23 13:32:16
○A51.254.41.572016-05-02 → 2017-11-01 · 4 obs
● 2016-05-02 15:47:32
● 2017-11-01 00:55:04
○ 2026-03-23 13:32:16
●A91.195.241.2322026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 13:32:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| schoolcentral.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 schoolcentral.de (unsigned zone)
⏱️ Timing
Total: 1059ms | 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
schoolcentral.de points to a single IP: 91.195.241.232.
Other host names, for instance cuc.info, yjh.eu, revos.eu, mytap.eu and lovedata.eu share IP numbers with schoolcentral.de.
Name Servers
schoolcentral.de's delegation is to two name servers sl1.sedo.com and sl2.sedo.com.
schoolcentral.de shares the same name server configuration as other domains, such as ecomics.eu, schlegel.be, panpacific.eu, comments.at and seekjobs.de.
Host names with a single IP:
sl1.sedo.com resolves to 91.195.240.173.
sl2.sedo.com resolves to 91.195.241.173.
Mail Servers
schoolcentral.de is served by a single mail server, localhost.
schoolcentral.de uses the same mail server setup as other domains such as ns.actelecom.com, (0x706f726e)ography.fr, frb.co.uk, mail.alexium.de and ocbd.eu.