cufeedu.com - dns.ninja
cufeedu.com
| 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 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782601820 | ||||||
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSns1.parkingcrew.net2015-06-29 → 2017-02-13 · 4 obs
● 2017-02-13 02:40:40
○ 2026-04-01 05:00:56
○ 2026-06-27 23:19:08
○NSns2.parkingcrew.net2015-06-29 → 2017-02-13 · 4 obs
● 2017-02-13 02:40:40
○ 2026-04-01 05:00:56
○ 2026-06-27 23:19:08
●NSsl1.sedo.com2026-04-01 → 2026-06-27 · 3 obs
● 2026-04-01 05:00:56
● 2026-06-27 23:19:08
●NSsl2.sedo.com2026-04-01 → 2026-06-27 · 3 obs
● 2026-04-01 05:00:56
● 2026-06-27 23:19:08
●MXlocalhost2026-04-01 → 2026-06-27 · 3 obs
● 2026-04-01 05:00:56
● 2026-06-27 23:19:08
○MXmail.h-email.net2015-06-29 → 2017-02-13 · 4 obs
● 2017-02-13 02:40:40
○ 2026-04-01 05:00:56
○ 2026-06-27 23:19:08
○A162.243.47.2142017-10-17 → 2017-10-17 · 4 obs
● 2017-10-17 14:54:46
○ 2026-04-01 05:00:56
○ 2026-06-27 23:19:08
○A185.53.177.72015-06-29 → 2016-06-27 · 4 obs
● 2016-06-27 13:25:00
○ 2017-02-13 02:40:40
○ 2026-06-27 23:19:08
○A185.53.178.72017-02-13 → 2017-02-13 · 4 obs
● 2017-02-13 02:40:40
○ 2017-10-17 14:54:46
○ 2026-06-27 23:19:08
●A91.195.241.2322026-04-01 → 2026-06-27 · 3 obs
● 2026-04-01 05:00:56
● 2026-06-27 23:19:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net... | - |
| cufeedu.com | sl1.sedo.com, sl2.sedo.com | 2 records |
✅ Authoritative Response
Server:91.195.241.173
NS records: sl1.sedo.com, sl2.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cufeedu.com (unsigned zone)
⏱️ Timing
Total: 379ms | 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 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (sl1.sedo.com, sl2.sedo.com)
Analysis
IP Addresses
cufeedu.com directs to one IP number, which is 91.195.241.232.
Among the host names that share IP numbers with cufeedu.com are disks.eu, heyteacher.de, autoride.de and two others.
Name Servers
cufeedu.com is served by two delegated name servers, sl1.sedo.com and sl2.sedo.com.
cufeedu.com has the same name server delegation as a number of other domains, such as sql-pri.skytel.de, skiin.de, veboo.com and two more.
Each of sl1.sedo.com and sl2.sedo.com has one IP address: sl1.sedo.com uses 91.195.240.173 and sl2.sedo.com uses 91.195.241.173.
Mail Servers
cufeedu.com routes its mail through a single mail server, localhost.
cufeedu.com has the same mail server arrangement as a number of other domains, for example firstoffice.de, clickfoot.com, ceda0.dtr.fr and two more.