sysadmin.bg - robtex.com
sysadmin.bg
| DNSSEC | ⚠️ Not signed | ||||||
| A | 84.247.163.110🇩🇪 CONTABO84.247.160.0/19 | ||||||
| PTR | alpha.denra.com | ||||||
| NS | ns1.denra.com ⭐ | ||||||
| A | 84.247.163.110🇩🇪 CONTABO84.247.160.0/19 | ||||||
| PTR | alpha.denra.com | ||||||
| NS | ns2.denra.com | ||||||
| A | 84.247.163.112🇩🇪 CONTABO84.247.160.0/19 | ||||||
| PTR | ns2.denra.com | ||||||
| MX | sysadmin.bg ⭐ | ||||||
| A | 84.247.163.110🇩🇪 CONTABO84.247.160.0/19 | ||||||
| PTR | alpha.denra.com | ||||||
| TXT | v=spf1 +a +mx +ip4:84.247.163.110 ~all | ||||||
| SOA | ns1.denra.comadmin@softshop.eu 2026-08-08 #1 | ||||||
bg
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.bg ⭐ | ||||||
| NS | b.nic.bg | ||||||
| NS | c.nic.bg | ||||||
| NS | d.nic.bg | ||||||
| NS | e.nic.bg | ||||||
| NS | p.nic.bg | ||||||
| SOA | a.nic.bghostmaster@register.bg 2026-08-11 #15 | ||||||
MX for
sysadmin.bg |
Previously MX for
mail.sysadmin.bg |
Subdomains
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●NSns1.denra.com2016-02-03 → 2026-08-11 · 5 obs
● 2026-03-30 12:59:52
○ 2026-03-31 08:17:52
● 2026-04-02 03:13:18
● 2026-08-11 16:26:20
●NSns2.denra.com2016-02-03 → 2026-08-11 · 5 obs
● 2026-03-30 12:59:52
○ 2026-03-31 08:17:52
● 2026-04-02 03:13:18
● 2026-08-11 16:26:20
●MXsysadmin.bg2016-02-03 → 2026-08-11 · 5 obs
● 2026-03-30 12:59:52
○ 2026-03-31 08:17:52
● 2026-04-02 03:13:18
● 2026-08-11 16:26:20
○A193.107.69.392016-02-03 → 2016-10-30 · 4 obs
● 2016-10-30 02:03:02
○ 2017-04-20 20:06:44
○ 2026-08-11 16:26:20
●A84.247.163.1102026-02-24 → 2026-08-11 · 6 obs
● 2026-02-24 00:25:00
● 2026-03-30 12:59:52
○ 2026-03-31 08:17:52
● 2026-04-02 03:13:18
● 2026-08-11 16:26:20
○A94.176.238.932017-04-20 → 2017-04-20 · 4 obs
● 2017-04-20 20:06:44
○ 2026-02-24 00:25:00
○ 2026-08-11 16:26:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| bg | a.nic.bg, b.nic.bg, c.nic.bg, d.nic.bg... | - |
| sysadmin.bg | ns2.denra.com, ns1.denra.com | - |
✅ Authoritative Response
Server:84.247.163.112
NS records: ns2.denra.com, ns1.denra.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysadmin.bg (unsigned zone)
⏱️ Timing
Total: 787ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 84.247.163.110 |
| NS | 2 | ns1.denra.com, ns2.denra.com |
| MX | 1 | sysadmin.bg (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:84.247.163.110 ~all |
| SOA | 1 | ns1.denra.com admin.softshop.eu |
Analysis
Hierarchy
www.sysadmin.bg and mail.sysadmin.bg each fall under sysadmin.bg as their parent domain.
Mail Server Role
sysadmin.bg handles its own mail, functioning as its own mail server.
IP Addresses
sysadmin.bg resolves to just one IP address, 84.247.163.110.
Two other host names, along with ns1.denra.com, pro-life.bg and emilov.net, also share IP numbers with sysadmin.bg.
Name Servers
sysadmin.bg uses two name servers for its delegation: ns1.denra.com and ns2.denra.com.
sysadmin.bg shares its NS records with other domains, for example amazinggraceco.org, softshop.eu, mihailmateev.com and two others.
ns1.denra.com → 84.247.163.110 and ns2.denra.com → 84.247.163.112: one IP number per host name.
Mail Servers
sysadmin.bg is served by just one mail server: sysadmin.bg.
sysadmin.bg directs to just one IP number, 84.247.163.110.