rs-sz.com - robtex.com
rs-sz.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.39.90.61🇧🇬 VIVACOM-AS212.39.90.0/24 Bulgarian Telecommunications Company Plc. | ||||||
| PTR | web.my.contact.bg | ||||||
| NS | pns-pw.contact.bg ⭐ | ||||||
| A | 212.39.90.101🇧🇬 VIVACOM-AS212.39.90.0/24 Bulgarian Telecommunications Company Plc. | ||||||
| PTR | dsl-pw-ha1.btc-net.bg | ||||||
| NS | sns-pw.contact.bg | ||||||
| A | 212.39.90.102🇧🇬 VIVACOM-AS212.39.90.0/24 Bulgarian Telecommunications Company Plc. | ||||||
| PTR | dsl-pw-ha2.btc-net.bg | ||||||
| MX | mbox.contact.bg ⭐ | ||||||
| A | 212.39.90.60🇧🇬 VIVACOM-AS212.39.90.0/24 Bulgarian Telecommunications Company Plc. | ||||||
| PTR | mbox.contact.bg | ||||||
| A | 212.39.90.61🇧🇬 VIVACOM-AS212.39.90.0/24 Bulgarian Telecommunications Company Plc. | ||||||
| PTR | web.my.contact.bg | ||||||
| SOA | pns-pw.contact.bghostmaster@btc-net.bg serial=1775650141 | ||||||
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=1776093567 | ||||||
Same first word
rs-sz.com |
DNS History
4 records (4 active, 0 former)
●NSpns-pw.contact.bg2015-08-22 → 2026-04-13 · 2 obs
● 2026-04-13 15:32:46
●NSsns-pw.contact.bg2015-08-22 → 2026-04-13 · 2 obs
● 2026-04-13 15:32:46
●MXmbox.contact.bg2015-08-22 → 2026-04-13 · 2 obs
● 2026-04-13 15:32:46
●A212.39.90.612015-08-22 → 2026-04-13 · 2 obs
● 2026-04-13 15:32:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net... | - |
| rs-sz.com | pns-pw.contact.bg, sns-pw.contact.bg | - |
✅ Authoritative Response
Server:212.39.90.102
NS records: pns-pw.contact.bg, sns-pw.contact.bg
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rs-sz.com (unsigned zone)
⏱️ Timing
Total: 699ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.39.90.61 |
| NS | 2 | pns-pw.contact.bg, sns-pw.contact.bg |
| MX | 1 | mbox.contact.bg (pri: 0) |
| SOA | 1 | pns-pw.contact.bg hostmaster.btc-net.bg |
Analysis
IP Addresses
rs-sz.com points to a single IP number: 212.39.90.61.
other host names for instance pgi-sliven.com, sudjuk.com, rcrs.my.contact.bg, asen_ninov.mbox.contact.bg and nbt-ad.com share IP numbers with rs-sz.com.
Name Servers
rs-sz.com is delegated to two name servers: pns-pw.contact.bg and sns-pw.contact.bg.
rs-sz.com shares the same name server setup as other domains, for example cast-bg.com, infragroup.bg, pgeht.com, pgi-sliven.com and ges-2000.net.
rs-sz.com at least partially shares name servers with other domains, for example my.contact.bg and mbox.contact.bg.
These name servers are often used with ns3.contact.bg and ns4.contact.bg.
Host names with one IP number:
The host pns-pw.contact.bg points to 212.39.90.101 and the host sns-pw.contact.bg points to 212.39.90.102.
Mail Servers
rs-sz.com is handled by a single mail server, mbox.contact.bg.
rs-sz.com shares the same mail server setup as other domains, for instance grandlodge-bulgaria.org, sudjuk.com, aclovech.org, nbt-ad.com and europistons.eu.
rs-sz.com shares at least partially some mail servers with other domains, for instance mail.nrw.chemprod.eu, nrw.chemprod.eu and chemprod.eu.
these mail servers are commonly used alongside mail.chemprod.eu.
Host mbox.contact.bg resolves to two IPs: 212.39.90.60 and 212.39.90.61.