`postmaster.getcourse.ru`

DNSSEC	⚠️ Not signed
MX	`mx.getcourse.ru` ⭐
		A	212.41.14.129^{🇷🇺 SELECTEL212.41.14.0/23 Selectel Route Object}

`getcourse.ru`

	DNSSEC	⚠️ Not signed
	A	178.248.235.39^{🇷🇺 HLL-AS178.248.234.0/23 HLL}
	NS	`ns3-l2.nic.ru` ⭐ ⚠️ Not in zone NS records
	NS	`helium.ns.hetzner.de` ⚠️ Not in zone NS records
	NS	`hydrogen.ns.hetzner.com` ⚠️ Not in zone NS records
	NS	`ns4-l2.nic.ru` ⚠️ Not in zone NS records
	NS	`ns8-l2.nic.ru` ⚠️ Not in zone NS records
	NS	`oxygen.ns.hetzner.com` ⚠️ Not in zone NS records
	SOA	`ns3-l2.nic.ru`dns@nic.ru 2020-03-06 #0

WOT: SAFE (60/100)
rank #47698 globally
rank #1369 in the tld
WOT: SAFE (62/100)
📈 Tranco rank: #6,772

Same first word

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DNS History

2 records (1 active, 1 former)

●MXmx.getcourse.ru2026-03-19 → 2026-05-12 · 2 obs

● 2026-03-19 17:14:54
● 2026-05-12 07:40:10

○A178.248.235.392026-03-19 → 2026-05-08 · 3 obs

● 2026-03-19 17:14:54
● 2026-05-08 17:15:38
○ 2026-05-12 07:40:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
getcourse.ru	helium.ns.hetzner.de, ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru...	3 records

✅ Authoritative Response

Server:193.47.99.5

NS records: helium.ns.hetzner.de, ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for getcourse.ru (unsigned zone)

⏱️ Timing

Total: 2623ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.248.235.39`
MX	1	`mx.getcourse.ru (pri: 10)`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru)

Analysis

Mail Servers

postmaster.getcourse.ru is handled by a single mail server, mx.getcourse.ru.

postmaster.getcourse.ru shares the same mail server setup as other domains, including investorpractic.getcourse.ru, tanmay.ru, luna-mars.com, ludmilaesina.online and cheese-lab.ru.

postmaster.getcourse.ru shares mail servers with other domains, at least partially, for instance michaelgorin.com, egetutor.ru, doingmewing.ru and mastervselena.ru.

these mail servers are commonly used alongside the mail servers mx.yandex.net.

mx.getcourse.ru points to one IP number: 212.41.14.129.

postmaster.getcourse.ru - robtex.com