usender.su - dns.ninja
usender.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 62.109.31.96🇷🇺 RU-JSCIOT62.109.28.0/22 | ||||||
| PTR | dima3.fvds.ru | ||||||
| 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 | ||||||
| TXT | _globalsign-domain-verification=D9RPWnbPKqV1ukKnT_9v5wJ6MzLfezUW9s5hsFhK0E | ||||||
| TXT | _globalsign-domain-verification=gu_w2NJ_6pgq22RikolQaUkaHoguMbnJBOBYGA6YuE | ||||||
| TXT | _globalsign-domain-verification=mYRjblXNxkZClI52N2fsJEajoq6G0c1qZEFO8-I437 | ||||||
| TXT | google-site-verification=oFGt0UA8Ll9sQ9v9mLsxfX0uq5tnuBoUexpQvVOl6Fc | ||||||
| TXT | mailru-verification: e3a0129455890abd | ||||||
| TXT | _globalsign-domain-verification=s0mGrf7y5TSnE5rBvbJLzk_CFK59BEUznzePH6-rrk | ||||||
| SOA | a.ns.selectel.rusupport@selectel.ru 2026-08-13 #1 | ||||||
su
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=650210194 | ||||||
⚠️ On DNS blocklist: spam-tlds
Subdomains
pmx100.usender.su |
staging9.usender.su |
staging10.usender.su |
staging11.usender.su |
staging8.usender.su |
staging4.usender.su |
imap-dev3.usender.su |
staging3.usender.su |
nd.usender.su |
staging6.usender.su |
pus3.usender.su |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSa.ns.selectel.ru2026-02-15 → 2026-08-13 · 2 obs
● 2026-08-13 14:02:50
●NSb.ns.selectel.ru2026-02-15 → 2026-08-13 · 2 obs
● 2026-08-13 14:02:50
●NSc.ns.selectel.ru2026-02-15 → 2026-08-13 · 2 obs
● 2026-08-13 14:02:50
●NSd.ns.selectel.ru2026-02-15 → 2026-08-13 · 2 obs
● 2026-08-13 14:02:50
●A62.109.31.962026-02-15 → 2026-08-13 · 4 obs
○ 2026-06-26 20:55:04
● 2026-06-27 07:33:20
● 2026-08-13 14:02:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, a.dns.ripn.net, f.dns.ripn.net, e.dns.ripn.net... | - |
| usender.su | a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru, d.ns.selectel.ru | - |
✅ Authoritative Response
Server:77.223.114.2
NS records: a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru, d.ns.selectel.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usender.su (unsigned zone)
⏱️ Timing
Total: 1161ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.109.31.96 |
| NS | 4 | d.ns.selectel.ru, c.ns.selectel.ru... |
| TXT | 6 | mailru-verification: e3a0129455890abd, _globalsign-domain-verification=mYRjblXN... |
| SOA | 1 | a.ns.selectel.ru support.selectel.ru |
Analysis
Hierarchy
usender.su is the parent domain of pmx100.usender.su, staging9.usender.su, staging10.usender.su, staging11.usender.su, staging8.usender.su and a few other host names.
IP Addresses
usender.su has exactly one IP address — 62.109.31.96.
Host names such as dima3.fvds.ru and fishskout.fvds.ru share IP numbers with usender.su.
Name Servers
Four name servers handle the delegation for usender.su: a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru and d.ns.selectel.ru.
usender.su shares at least some of its name servers with other domains, including voprosyonkologii.ru, norm-load.ru, f-pos.ru and two others.
The host names a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru and d.ns.selectel.ru each resolve to two IP addresses: a.ns.selectel.ru resolves to 188.68.203.1 and 2a00:ab00:800::2:53; b.ns.selectel.ru resolves to 77.223.114.2 and 2a00:ab00:801::2:53; c.ns.selectel.ru resolves to 188.68.203.3 and 2a00:ab00:802::2:53; d.ns.selectel.ru resolves to 77.223.114.4 and 2a00:ab00:803::2:53.