buttonhole.gr - dns.ninja
buttonhole.gr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.90.177.37🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | hosting.webbrain.gr | ||||||
| NS | ns1.webbrain.gr ⭐ | ||||||
| A | 157.90.177.37🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | hosting.webbrain.gr | ||||||
| NS | ns2.webbrain.gr | ||||||
| A | 157.90.177.37🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | hosting.webbrain.gr | ||||||
| MX | buttonhole.gr ⭐ | ||||||
| A | 157.90.177.37🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | hosting.webbrain.gr | ||||||
| TXT | v=spf1 +a +mx +a:hosting.webbrain.gr -all | ||||||
| SOA | ns1.webbrain.grinfo@webbrain.gr 2026-06-02 #1 | ||||||
gr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | grdns.ics.forth.gr ⭐ | ||||||
| NS | estia.ics.forth.gr | ||||||
| NS | gr-a.ics.forth.gr | ||||||
| NS | gr-at.ics.forth.gr | ||||||
| NS | gr-d.ics.forth.gr | ||||||
| NS | gr-m.ics.forth.gr | ||||||
| SOA | grdns.ics.forth.grhmaster-info@ics.forth.gr serial=2607311591 | ||||||
MX for
buttonhole.gr |
Subdomains
mail.buttonhole.gr |
Same first word
buttonhole.org |
buttonhole.gr |
Similar names
DNS History
8 records (4 active, 4 former)
●NSns1.webbrain.gr2026-02-23 → 2026-07-31 · 3 obs
● 2026-02-23 21:20:40
● 2026-07-31 17:15:26
●NSns2.webbrain.gr2026-02-23 → 2026-07-31 · 3 obs
● 2026-02-23 21:20:40
● 2026-07-31 17:15:26
○NSns237.grserver.gr2020-04-07 → 2020-04-07 · 3 obs
○ 2026-02-23 21:20:40
○ 2026-07-31 17:15:26
○NSns238.grserver.gr2020-04-07 → 2020-04-07 · 3 obs
○ 2026-02-23 21:20:40
○ 2026-07-31 17:15:26
●MXbuttonhole.gr2026-02-23 → 2026-07-31 · 3 obs
● 2026-02-23 21:20:40
● 2026-07-31 17:15:26
○MXmail.buttonhole.gr2020-04-07 → 2020-04-07 · 3 obs
○ 2026-02-23 21:20:40
○ 2026-07-31 17:15:26
●A157.90.177.372026-02-23 → 2026-07-31 · 3 obs
● 2026-02-23 21:20:40
● 2026-07-31 17:15:26
○A88.99.148.472020-04-07 → 2020-04-07 · 3 obs
○ 2026-02-23 21:20:40
○ 2026-07-31 17:15:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| gr | gr-a.ics.forth.gr, gr-d.ics.forth.gr, gr-m.ics.forth.gr, estia.ics.forth.gr... | - |
| buttonhole.gr | ns1.webbrain.gr, ns2.webbrain.gr | - |
✅ Authoritative Response
Server:157.90.177.37
NS records: ns1.webbrain.gr, ns2.webbrain.gr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for buttonhole.gr (unsigned zone)
⏱️ Timing
Total: 724ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.90.177.37 |
| NS | 2 | ns2.webbrain.gr, ns1.webbrain.gr |
| MX | 1 | buttonhole.gr (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:hosting.webbrain.gr -al |
| SOA | 1 | ns1.webbrain.gr info.webbrain.gr |
Analysis
Hierarchy
mail.buttonhole.gr is a subdomain of buttonhole.gr.
Mail Server Role
buttonhole.gr handles its own mail, functioning as its own mail server.
IP Addresses
buttonhole.gr resolves to just one IP address, 157.90.177.37.
Two other host names, along with kingsport.gr, k-tech.gr and pensionsofi.gr, also share IP numbers with buttonhole.gr.
Name Servers
The NS records for buttonhole.gr delegate to ns1.webbrain.gr and ns2.webbrain.gr.
buttonhole.gr shares its NS records with other domains, for example nikas-naxos.com, enjoynaxoscar.gr, aquafun.gr and two others.
Each of ns1.webbrain.gr and ns2.webbrain.gr points to exactly one IP address: 157.90.177.37.
ns1.webbrain.gr and ns2.webbrain.gr each have 157.90.177.37 IP addresses.
Mail Servers
buttonhole.gr is served by just one mail server: buttonhole.gr.
buttonhole.gr resolves to 157.90.177.37 and no other IP number.