duplex-c.ru - robtex.com
duplex-c.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a06:dd00:1:4::107🇪🇪 SmartApe2a06:dd00::/32 | ||||||
| PTR | shared-34.smartape.net | ||||||
| A | 188.127.239.183🇪🇪 SmartApe188.127.224.0/20 | ||||||
| NS | ns1.smartape.ru ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2a06:dd00:1:4::60🇪🇪 SmartApe2a06:dd00::/32 | ||||||
| PTR | snu.ac.kr | ||||||
| A | 188.127.241.139🇷🇺 SmartApe188.127.241.0/24 | ||||||
| PTR | dns-01.smartape.ru | ||||||
| NS | ns0.smartape.ru ⚠️ Not in zone NS records | ||||||
| A | 188.127.241.139🇷🇺 SmartApe188.127.241.0/24 | ||||||
| PTR | dns-01.smartape.ru | ||||||
| NS | ns2.smartape.ru | ||||||
| A | 2a06:dd00:1:4:1::22🇪🇪 SmartApe2a06:dd00::/32 | ||||||
| A | 188.127.239.202🇪🇪 SmartApe188.127.224.0/20 | ||||||
| MX | mail.duplex-c.ru(20) | ||||||
| A | 2a06:dd00:1:4::107🇪🇪 SmartApe2a06:dd00::/32 | ||||||
| PTR | shared-34.smartape.net | ||||||
| A | 188.127.239.183🇪🇪 SmartApe188.127.224.0/20 | ||||||
| PTR | shared-34.smartape.net | ||||||
| TXT | v=spf1 ip4:188.127.239.183 ip4:188.127.239.183 a mx ~all | ||||||
| SOA | ns1.smartape.rusupport@smartape.ru 2024-12-19 #0 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4068306 | ||||||
Subdomains
mail.duplex-c.ru |
Same first word
duplex-c.ru |
DNS History
10 records (6 active, 4 former)
●NSns0.smartape.ru2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:22:06
○NSns1.hc.ru2015-06-02 → 2017-05-18 · 3 obs
● 2017-05-18 04:17:14
○ 2026-03-28 13:22:06
●NSns1.smartape.ru2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:22:06
○NSns2.hc.ru2015-06-02 → 2017-05-18 · 3 obs
● 2017-05-18 04:17:14
○ 2026-03-28 13:22:06
●NSns2.smartape.ru2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:22:06
●MXmail.duplex-c.ru2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:22:06
○MXmx.cm.hc.ru2015-06-02 → 2017-05-18 · 3 obs
● 2017-05-18 04:17:14
○ 2026-03-28 13:22:06
●A188.127.239.1832026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:22:06
●A2a06:dd00:1:4::1072026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 13:22:06
○A89.111.176.2182015-06-02 → 2017-05-18 · 3 obs
● 2017-05-18 04:17:14
○ 2026-03-28 13:22:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | b.dns.ripn.net, f.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net... | - |
| duplex-c.ru | ns0.smartape.ru, ns2.smartape.ru | 1 record |
✅ Authoritative Response
Server:188.127.241.139
NS records: ns0.smartape.ru, ns2.smartape.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duplex-c.ru (unsigned zone)
⏱️ Timing
Total: 1110ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.127.239.183 |
| AAAA | 1 | 2a06:dd00:1:4::107 |
| NS | 2 | ns1.smartape.ru, ns2.smartape.ru |
| MX | 2 | mail.duplex-c.ru (pri: 20), mail.duplex-c.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:188.127.239.183 ip4:188.127.2 |
| SOA | 1 | ns1.smartape.ru support.smartape.ru |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns2.smartape.ru)
Analysis
Hierarchy
The parent of mail.duplex-c.ru is duplex-c.ru.
IP Addresses
duplex-c.ru points to two IP numbers: 2a06:dd00:1:4::107 and 188.127.239.183.
Other host names such as vm-cosmos.ru, napolnaya-probka1.ru, sfk-samara.ru, www.seciki.pl and mail.sport-setter.ru share IPs with duplex-c.ru.
Name Servers
duplex-c.ru is delegated to three name servers: ns0.smartape.ru, ns1.smartape.ru and ns2.smartape.ru.
duplex-c.ru at least partially shares name servers with other domains, for example save4k.ru, va-home.ru, macrobios.ru, izborsk-info.ru and pdminstroy.ru.
These name servers are often used together with dns-01.smartape.ru and shared-30.smartape.ru.
Host names with two IP numbers:
ns1.smartape.ru points to 2a06:dd00:1:4::60 and 188.127.241.139
ns2.smartape.ru points to 2a06:dd00:1:4:1::22 and 188.127.239.202
Host names with one IP number:
ns0.smartape.ru points to 188.127.241.139
Host names that point to 188.127.241.139: ns1.smartape.ru and ns0.smartape.ru
Mail Servers
The mail.duplex-c.ru mail server handles duplex-c.ru.
mail.duplex-c.ru points to two IP numbers: 2a06:dd00:1:4::107 and 188.127.239.183.