stdw.tech - dns.ninja
stdw.tech
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.ns.selectel.ru ⭐ | ||||||
| A | 2a00:ab00:800::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6 | ||||||
| A | 188.68.203.1🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object | ||||||
| PTR | a.ns.selectel.ru | ||||||
| NS | b.ns.selectel.ru | ||||||
| A | 2a00:ab00:801::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6 | ||||||
| A | 77.223.114.2🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object | ||||||
| PTR | b.ns.selectel.ru | ||||||
| NS | c.ns.selectel.ru | ||||||
| A | 2a00:ab00:802::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6 | ||||||
| A | 188.68.203.3🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object | ||||||
| PTR | c.ns.selectel.ru | ||||||
| NS | d.ns.selectel.ru | ||||||
| A | 2a00:ab00:803::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6 | ||||||
| A | 77.223.114.4🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object | ||||||
| PTR | d.ns.selectel.ru | ||||||
| MX | emx.mail.ru ⭐ | ||||||
| A | 94.100.180.180🇷🇺 VK-AS94.100.176.0/20 Moscow region | ||||||
| PTR | emx.mail.ru | ||||||
| A | 217.69.139.180🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| PTR | emx.mail.ru | ||||||
| TXT | v=spf1 redirect=_spf.mail.ru | ||||||
| TXT | mailru-domain: iIJzUuwOf1oi6qUJ | ||||||
| SOA | a.ns.selectel.rusupport@selectel.ru 2026-06-12 #4 | ||||||
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1781510039 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSa.ns.selectel.ru2026-04-11 → 2026-06-15 · 2 obs
● 2026-06-15 07:56:08
●NSb.ns.selectel.ru2026-04-11 → 2026-06-15 · 2 obs
● 2026-06-15 07:56:08
●NSc.ns.selectel.ru2026-04-11 → 2026-06-15 · 2 obs
● 2026-06-15 07:56:08
●NSd.ns.selectel.ru2026-04-11 → 2026-06-15 · 2 obs
● 2026-06-15 07:56:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | 8 records |
| stdw.tech | d.ns.selectel.ru, a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru | - |
✅ Authoritative Response
Server:77.223.114.2
NS records: d.ns.selectel.ru, a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stdw.tech (unsigned zone)
⏱️ Timing
Total: 942ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | a.ns.selectel.ru, b.ns.selectel.ru... |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 2 | v=spf1 redirect=_spf.mail.ru, mailru-domain: iIJzUuwOf1oi6qUJ |
| SOA | 1 | a.ns.selectel.ru support.selectel.ru |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org...)
Analysis
Name Servers
Four name servers handle the delegation for stdw.tech: a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru and d.ns.selectel.ru.
stdw.tech has at least partial name server overlap with other domains, such as artkafegosti.ru, saab-malinka.ru, legkomedia.ru and two others.
It is common to see these name servers used together with name servers ns1.baz-on.ru and ns2.baz-on.ru.
a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru and d.ns.selectel.ru all point to exactly two IP numbers each: a.ns.selectel.ru → 188.68.203.1 and 2a00:ab00:800::2:53; b.ns.selectel.ru → 77.223.114.2 and 2a00:ab00:801::2:53; c.ns.selectel.ru → 188.68.203.3 and 2a00:ab00:802::2:53; d.ns.selectel.ru → 77.223.114.4 and 2a00:ab00:803::2:53.
Mail Servers
stdw.tech uses one mail server — emx.mail.ru.
The mail server setup of stdw.tech matches that of other domains such as contrcrime.ru, shoplr.kz, u-auto.su and two others.
At least some of the mail servers used by stdw.tech are shared with other domains: iqos.ru, ngknn.ru, ele.su and two others among them.
emx.mail.ru has two IP addresses: 94.100.180.180 and 217.69.139.180.