core.net - robtex.com
core.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | internal.sceur.ch ⭐ | ||||||
| NS | ns1.sceur.ch | ||||||
| A | 83.97.124.194🇨🇭 HOISTGROUP-GVA83.97.124.0/22 HOISTGROUP SA Network | ||||||
| PTR | ns1.sceur.ch | ||||||
| NS | ns2.sceur.ch | ||||||
| A | 83.97.120.83🇨🇭 SAFEHOSTNET83.97.120.0/22 HOISTGROUP Network via Safehost (AS21217) | ||||||
| PTR | ns2.sceur.ch | ||||||
| NS | ns3.sceur.ch | ||||||
| A | 3.248.78.227🇮🇪 Amazon3.248.0.0/13 EC2 DUB prefix | ||||||
| PTR | ec2-3-248-78-227.eu-west-1.compute.amazonaws.com | ||||||
| MX | mta-eq.sceur.ch ⭐ | ||||||
| A | 83.97.124.49🇨🇭 HOISTGROUP-GVA83.97.124.0/22 HOISTGROUP SA Network | ||||||
| PTR | mta-eq.sceur.ch | ||||||
| SOA | internal.sceur.chhostmaster@sceur.ch 2026-03-17 #1 | ||||||
net
| 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=1784613977 | ||||||
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSinternal.sceur.ch2015-08-31 → 2026-07-21 · 8 obs
● 2026-06-04 08:05:22
○ 2026-06-13 13:25:36
○ 2026-06-16 11:00:10
● 2026-06-16 21:21:12
○ 2026-07-03 13:32:48
● 2026-07-08 16:38:40
● 2026-07-21 06:35:40
●MXmta-eq.sceur.ch2026-02-20 → 2026-07-21 · 9 obs
● 2026-02-20 15:16:24
● 2026-06-04 08:05:22
○ 2026-06-13 13:25:36
○ 2026-06-16 11:00:10
● 2026-06-16 21:21:12
○ 2026-07-03 13:32:48
● 2026-07-08 16:38:40
● 2026-07-21 06:35:40
○MXmta-sh.sceur.ch2015-08-31 → 2019-02-07 · 4 obs
● 2019-02-07 12:21:40
○ 2026-02-20 15:16:24
○ 2026-07-21 06:35:40
○A83.97.120.1212015-08-31 → 2017-01-31 · 4 obs
● 2017-01-31 09:12:18
○ 2019-02-07 12:21:40
○ 2026-07-21 06:35:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | j.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net... | - |
| core.net | ns1.sceur.ch, ns2.sceur.ch, ns3.sceur.ch | - |
✅ Authoritative Response
Server:3.248.78.227
NS records: ns1.sceur.ch, ns2.sceur.ch, ns3.sceur.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for core.net (unsigned zone)
⏱️ Timing
Total: 2539ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.sceur.ch, ns3.sceur.ch... |
| MX | 1 | mta-eq.sceur.ch (pri: 10) |
| SOA | 1 | internal.sceur.ch hostmaster.sceur.ch |
Analysis
Name Servers
The authoritative name servers for core.net are internal.sceur.ch, ns1.sceur.ch, ns2.sceur.ch and ns3.sceur.ch.
There is at least partial name server overlap between core.net and other domains — 125.97.83.in-addr.arpa, hoisthospitality.com, hoistgroup.com and two more among them.
These name servers are routinely deployed together with the name servers ns4.sceur.ch.
Each of the three hostnames points to exactly one IP address: ns1.sceur.ch points to 83.97.124.194, ns2.sceur.ch points to 83.97.120.83 and ns3.sceur.ch points to 3.248.78.227.
Mail Servers
Mail for core.net is handled by a single mail server, mta-eq.sceur.ch.
core.net uses the same mail servers as other domains — for example be.sceur.ch, as41003.net and sceur.ch.
mta-eq.sceur.ch points to one IP number — 83.97.124.49.