sttudy.com - robtex.com
sttudy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.45.66.90🇧🇬 SUPERHOSTING_AS185.45.66.0/23 SUPERHOSTINGBG ROUTE OBJECT | ||||||
| PTR | host-185-45-66-90.superhosting.bg | ||||||
| NS | ns239.superhosting.bg ⭐ | ||||||
| A | 185.45.66.35🇧🇬 SUPERHOSTING_AS185.45.66.0/23 SUPERHOSTINGBG ROUTE OBJECT | ||||||
| PTR | ns239.superhosting.bg | ||||||
| NS | ns240.superhosting.bg | ||||||
| A | 185.45.67.35🇧🇬 SUPERHOSTING_AS185.45.66.0/23 SUPERHOSTINGBG ROUTE OBJECT | ||||||
| PTR | ruso.superhosting.bg | ||||||
| MX | sttudy.com ⭐ | ||||||
| A | 185.45.66.90🇧🇬 SUPERHOSTING_AS185.45.66.0/23 SUPERHOSTINGBG ROUTE OBJECT | ||||||
| PTR | host-185-45-66-90.superhosting.bg | ||||||
| TXT | v=spf1 include:smtp-out.spf.superhosting.bg include:ruso.spf.superhosting.bg... | ||||||
| SOA | ns239.superhosting.bghostmaster@superhosting.bg 2026-03-24 #8 | ||||||
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=1774393017 | ||||||
MX for
sttudy.com |
Same first word
sttudy.com |
DNS History
9 records (4 active, 5 former)
●NSns239.superhosting.bg2026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 17:06:58
● 2026-03-24 23:24:52
●NSns240.superhosting.bg2026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 17:06:58
● 2026-03-24 23:24:52
○NSns47.domaincontrol.com2015-05-15 → 2017-05-20 · 4 obs
● 2017-05-20 09:42:22
○ 2026-02-18 17:06:58
○ 2026-03-24 23:24:52
○NSns48.domaincontrol.com2015-05-15 → 2017-05-20 · 4 obs
● 2017-05-20 09:42:22
○ 2026-02-18 17:06:58
○ 2026-03-24 23:24:52
○MXmailstore1.secureserver.net2015-05-15 → 2017-05-20 · 4 obs
● 2017-05-20 09:42:22
○ 2026-02-18 17:06:58
○ 2026-03-24 23:24:52
○MXsmtp.secureserver.net2015-05-15 → 2017-05-20 · 4 obs
● 2017-05-20 09:42:22
○ 2026-02-18 17:06:58
○ 2026-03-24 23:24:52
●MXsttudy.com2026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 17:06:58
● 2026-03-24 23:24:52
○A184.168.221.392015-05-15 → 2017-05-20 · 4 obs
● 2017-05-20 09:42:22
○ 2026-02-18 17:06:58
○ 2026-03-24 23:24:52
●A185.45.66.902026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 17:06:58
● 2026-03-24 23:24:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| sttudy.com | ns239.superhosting.bg, ns240.superhosting.bg | - |
✅ Authoritative Response
Server:185.45.66.35
NS records: ns239.superhosting.bg, ns240.superhosting.bg
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sttudy.com (unsigned zone)
⏱️ Timing
Total: 753ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.45.66.90 |
| NS | 2 | ns239.superhosting.bg, ns240.superhosting.bg |
| MX | 1 | sttudy.com (pri: 0) |
| TXT | 1 | v=spf1 include:smtp-out.spf.superhosting |
| SOA | 1 | ns239.superhosting.bg hostmaster.superho |
Analysis
Mail Server Role
sttudy.com serves as the mail server for sttudy.com.
IP Addresses
sttudy.com points to IP number 185.45.66.90.
For instance, other host names sunnyhomes-bg.com, revbrains.com, mail.tsenekidis.gr, ivenflorist.com and limacon.bg share IP numbers with sttudy.com.
Name Servers
sttudy.com is delegated to two name servers: ns239.superhosting.bg and ns240.superhosting.bg.
sttudy.com uses the same name server setup as other domains such as broksvision.com, babolat.bg, k(0x616e616c)-expert.com, lucatino.com and exproject-bg.com.
Host names with one IP number:
ns239.superhosting.bg points to: 185.45.66.35.
ns240.superhosting.bg points to: 185.45.67.35.
Mail Servers
sttudy.com is handled by a single mail server, sttudy.com.
sttudy.com points to a single IP: 185.45.66.90.