mail.plcsystems.ru - robtex.com

mail.plcsystems.ru

DNSSEC⚠️ Not signed
A82.146.47.86🇷🇺 RU-JSCIOT82.146.40.0/21
PTRmail.plcsystems.ru
NSmail.plcsystems.ru ⭐
A82.146.47.86🇷🇺 RU-JSCIOT82.146.40.0/21
PTRmail.plcsystems.ru
NSns1.firstvds.ru ⚠️ Not in parent delegation
A2a01:230:2:74::3🇷🇺 RU-JSCIOT2a01:230:2::/48
A82.146.43.2🇷🇺 RU-JSCIOT82.146.40.0/21
PTRns1.firstvds.ru
NSns2.firstvds.ru ⚠️ Not in parent delegation
A2a01:230:2:75::3🇷🇺 RU-JSCIOT2a01:230:2::/48
A94.250.248.160🇷🇺 RU-JSCIOT94.250.248.0/23
PTRns2.firstvds.ru
MXmail.plcsystems.ru ⭐
A82.146.47.86🇷🇺 RU-JSCIOT82.146.40.0/21
PTRmail.plcsystems.ru
TXTv=spf1 ip4:82.146.47.86 a mx ~all
SOAmail.plcsystems.ruroot@mail.plcsystems.ru 2025-03-01 #3

plcsystems.ru

DNSSEC⚠️ Not signed
A91.240.84.103🇷🇺 RU-JSCIOT91.240.84.0/23
NSplcsystems.ru ⭐
NSns1.firstvds.ru
NSns2.firstvds.ru
MXmail.plcsystems.ru(20)
TXTv=spf1 include:mail.plcsystems.ru include:spf.unisender.com ip4:82.146.47.86 ...
SOAplcsystems.ruroot@plcsystems.ru 2025-03-02 #32
WOT: SAFE (60/100)
WOT: UNKNOWN (61/100)

PTR for

86.47.146.82.in-addr.arpa

NS for

mail.plcsystems.ru

MX for

plcsystems.ru
mail.plcsystems.ru

Same first word

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mail.freedesktop.org
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lima.info

DNS History

11 records (5 active, 6 former)

20162017201820192020202120222023202420252026NSmail.plcsystems.runs1.firstvds.runs2.firstvds.runs1.host4you.runs2.host4you.runs3.host4you.ruMXmail.plcsystems.ruplcsystems.ruA82.146.47.8692.255.72.86CNAMEplcsystems.ru
●NSmail.plcsystems.ru2026-02-22 → 2026-05-14 · 3 obs
○ 2016-04-20 06:38:12
● 2026-02-22 05:24:04
● 2026-05-14 02:04:48
●NSns1.firstvds.ru2026-02-22 → 2026-05-14 · 3 obs
○ 2016-04-20 06:38:12
● 2026-02-22 05:24:04
● 2026-05-14 02:04:48
○NSns1.host4you.ru2015-10-19 → 2016-04-20 · 4 obs
● 2015-10-19 01:17:46
● 2016-04-20 06:38:12
○ 2026-02-22 05:24:04
○ 2026-05-14 02:04:48
●NSns2.firstvds.ru2026-02-22 → 2026-05-14 · 3 obs
○ 2016-04-20 06:38:12
● 2026-02-22 05:24:04
● 2026-05-14 02:04:48
○NSns2.host4you.ru2015-10-19 → 2016-04-20 · 4 obs
● 2015-10-19 01:17:46
● 2016-04-20 06:38:12
○ 2026-02-22 05:24:04
○ 2026-05-14 02:04:48
○NSns3.host4you.ru2015-10-19 → 2016-04-20 · 4 obs
● 2015-10-19 01:17:46
● 2016-04-20 06:38:12
○ 2026-02-22 05:24:04
○ 2026-05-14 02:04:48
●MXmail.plcsystems.ru2026-02-22 → 2026-05-14 · 3 obs
○ 2016-04-20 06:38:12
● 2026-02-22 05:24:04
● 2026-05-14 02:04:48
○MXplcsystems.ru2015-10-19 → 2016-04-20 · 4 obs
● 2015-10-19 01:17:46
● 2016-04-20 06:38:12
○ 2026-02-22 05:24:04
○ 2026-05-14 02:04:48
●A82.146.47.862026-02-22 → 2026-05-14 · 3 obs
○ 2016-04-20 06:38:12
● 2026-02-22 05:24:04
● 2026-05-14 02:04:48
○A92.255.72.862015-05-04 → 2016-04-20 · 4 obs
● 2015-05-04 08:09:50
● 2016-04-20 06:38:12
○ 2026-02-22 05:24:04
○ 2026-05-14 02:04:48
○CNAMEplcsystems.ru2015-05-04 → 2016-04-20 · 4 obs
● 2015-05-04 08:09:50
● 2016-04-20 06:38:12
○ 2026-02-22 05:24:04
○ 2026-05-14 02:04:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...-
plcsystems.runs2.firstvds.ru, ns1.firstvds.ru2 records

✅ Authoritative Response

Server:94.250.248.160

NS records: ns2.firstvds.ru, ns1.firstvds.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for plcsystems.ru (unsigned zone)

⏱️ Timing

Total: 719ms | Queries: -

📄 Records

TypeCountSample Data
A182.146.47.86
NS2ns1.firstvds.ru, ns2.firstvds.ru
MX1mail.plcsystems.ru (pri: 10)
TXT1v=spf1 ip4:82.146.47.86 a mx ~all
SOA1mail.plcsystems.ru root.mail.plcsystems.

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.firstvds.ru, ns1.firstvds.ru)

Analysis

Name Server Role

mail.plcsystems.ru serves as a name server for mail.plcsystems.ru.

ns1.firstvds.ru and ns2.firstvds.ru are commonly used as name servers together with mail.plcsystems.ru.

Mail Server Role

mail.plcsystems.ru serves as the mail server for plcsystems.ru and mail.plcsystems.ru.

IP Addresses

mail.plcsystems.ru points to an IP address: 82.146.47.86.

Name Servers

mail.plcsystems.ru is delegated to three name servers: ns1.firstvds.ru, ns2.firstvds.ru and mail.plcsystems.ru.

mail.plcsystems.ru at least partially shares name servers with other domains, for instance rscont.ru, vektorenergo.ru, remontoff-ryazan.ru, bonolle.com and service-center-zanussi.ru.

These name servers are commonly used with the following: firstvds.ru, ns1.example.com, ns2.example.com and alexgolubev.fvds.ru.

Host names with two IP numbers: The host name ns1.firstvds.ru points to 2a01:230:2:74::3 and 82.146.43.2; The host name ns2.firstvds.ru points to 2a01:230:2:75::3 and 94.250.248.160.

Host names with one IP number: The host name mail.plcsystems.ru points to 82.146.47.86.

Mail Servers

mail.plcsystems.ru is handled by a single mail server.

The mail server setup for mail.plcsystems.ru is the same as for other domains, such as plcsystems.ru.