prodcontest.com - robtex.com
prodcontest.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 176.57.66.227🇧🇦 DDOS-GUARD176.57.66.0/24 | ||||||
| NS | ns4-l2.nic.ru ⭐ ⚠️ Not in parent delegation | ||||||
| A | 91.217.20.20🇷🇺 RU-CENTER91.217.20.0/24 | ||||||
| PTR | ns4-l2.nic.ru | ||||||
| NS | ns1.prodcontest.com | ||||||
| A | 178.248.239.11🇷🇺 HLL-AS178.248.238.0/23 HLL | ||||||
| NS | ns2.prodcontest.com | ||||||
| A | 185.66.85.67🇷🇺 AS-SERVICEPIPE185.66.84.0/22 SoftTelecom LLC | ||||||
| NS | ns8-l2.nic.ru ⚠️ Not in parent delegation | ||||||
| A | 91.217.21.20🇷🇺 RU-CENTER-AS91.217.21.0/24 RU-CENTER | ||||||
| PTR | ns8-l2.nic.ru | ||||||
| MX | mx.yandex.net ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | v=spf1 -all | ||||||
| TXT | yandex-verification: 606e9920a6298844 | ||||||
| SOA | ns4-l2.nic.ruhostmaster@prodcontest.com serial=28 | ||||||
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=1786801434 | ||||||
Subdomains
gitlab.prodcontest.com |
Same first word
prodcontest.com |
Similar names
DNS History
10 records (6 active, 4 former)
○NSa.ns.selectel.ru2026-03-04 → 2026-03-04 · 3 obs
○ 2026-08-15 14:11:38
○ 2026-08-15 14:11:40
○NSb.ns.selectel.ru2026-03-04 → 2026-03-04 · 3 obs
○ 2026-08-15 14:11:38
○ 2026-08-15 14:11:40
○NSc.ns.selectel.ru2026-03-04 → 2026-03-04 · 3 obs
○ 2026-08-15 14:11:38
○ 2026-08-15 14:11:40
○NSd.ns.selectel.ru2026-03-04 → 2026-03-04 · 3 obs
○ 2026-08-15 14:11:38
○ 2026-08-15 14:11:40
●NSns1.prodcontest.com2026-08-15 → 2026-08-15 · 3 obs
● 2026-08-15 14:11:38
● 2026-08-15 14:11:40
●NSns2.prodcontest.com2026-08-15 → 2026-08-15 · 3 obs
● 2026-08-15 14:11:38
● 2026-08-15 14:11:40
●NSns4-l2.nic.ru2026-08-15 → 2026-08-15 · 3 obs
● 2026-08-15 14:11:38
● 2026-08-15 14:11:40
●NSns8-l2.nic.ru2026-08-15 → 2026-08-15 · 3 obs
● 2026-08-15 14:11:38
● 2026-08-15 14:11:40
●MXmx.yandex.net2026-03-04 → 2026-08-15 · 2 obs
● 2026-08-15 14:11:40
●A176.57.66.2272026-03-04 → 2026-08-15 · 2 obs
● 2026-08-15 14:11:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| prodcontest.com | ns8-l2.nic.ru, ns4-l2.nic.ru, ns1.prodcontest.com, ns2.prodcontest.com | 2 records |
✅ Authoritative Response
Server:178.248.239.11
NS records: ns8-l2.nic.ru, ns4-l2.nic.ru, ns1.prodcontest.com, ns2.prodcontest.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for prodcontest.com (unsigned zone)
⏱️ Timing
Total: 499ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.57.66.227 |
| NS | 4 | ns1.prodcontest.com, ns2.prodcontest.com... |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 2 | v=spf1 -all, yandex-verification: 606e9920a6298844 |
| SOA | 1 | ns4-l2.nic.ru hostmaster.prodcontest.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.prodcontest.com, ns2.prodcontest.com)
Analysis
Hierarchy
gitlab.prodcontest.com is a subdomain of prodcontest.com.
IP Addresses
prodcontest.com resolves to just one IP address, 176.57.66.227.
Two other host names, along with optimasmart.ru, teo-art.com and smartvend.ru, also share IP numbers with prodcontest.com.
Name Servers
The NS records for prodcontest.com point to four name servers: ns1.prodcontest.com, ns2.prodcontest.com, ns4-l2.nic.ru and ns8-l2.nic.ru.
The name servers of prodcontest.com overlap at least partially with those of other domains — among them td-atomexp.ru, gipromez-msk.ru, anaferon.com and two more.
The name servers ns3-l2.nic.ru, ns4-cloud.nic.ru, ns8-cloud.nic.ru and two others are commonly seen in use alongside these name servers.
The hosts ns1.prodcontest.com, ns2.prodcontest.com, ns4-l2.nic.ru and ns8-l2.nic.ru all resolve to exactly one IP address each: 178.248.239.11, 185.66.85.67, 91.217.20.20 and 91.217.21.20 respectively.
Mail Servers
The sole mail server for prodcontest.com is mx.yandex.net.
Among the domains sharing a mail server setup with prodcontest.com are ilyin.spb.ru, akva-sg.ru, pantera-stone.ru and two others.
There is at least a partial MX overlap between prodcontest.com and other domains, including radv.ru, maxim-m.ru, erclens.com and two others.
mx.yandex.net resolves to two IP numbers — 77.88.21.249 and 2a02:6b8::311.