🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`studykernel.com`

DNSSEC	⚠️ Not signed
A	89.243.30.181^{🇬🇧 OPALTELECOM-AS89.242.0.0/15 TalkTalk Communications Limited}
		PTR	`host-89-243-30-181.as13285.net`
NS	`curitiba.ns.porkbun.com` ⭐
		A	2400:cb00:2049:1::adf5:3a25^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	173.245.58.37^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`fortaleza.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:88c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.140^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`maceio.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:bb4^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.11.180^{Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`salvador.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:a96^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.150^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx2.zoho.eu` ⭐
		A	185.230.214.166^{🇳🇱 ZOHO-EU185.230.214.0/23}
			PTR	`mx2.zoho.eu`
			PTR	`mx3.zoho.eu`
			PTR	`mx.zoho.eu`
MX	`mx3.zoho.eu`⁽²⁰⁾
		A	185.230.212.166^{🇳🇱 ZOHO-EU185.230.212.0/23}
			PTR	`mx2.zoho.eu`
			PTR	`mx3.zoho.eu`
			PTR	`mx.zoho.eu`
MX	`mx.zoho.eu`⁽⁵⁰⁾
		A	185.230.212.166^{🇳🇱 ZOHO-EU185.230.212.0/23}
			PTR	`mx2.zoho.eu`
			PTR	`mx3.zoho.eu`
			PTR	`mx.zoho.eu`
		A	185.230.214.166^{🇳🇱 ZOHO-EU185.230.214.0/23}
			PTR	`mx2.zoho.eu`
			PTR	`mx3.zoho.eu`
			PTR	`mx.zoho.eu`
TXT	`v=spf1 include:zohomail.eu ~all`
TXT	`zoho-verification=zb22744817.zmverify.zoho.eu`
SOA	`curitiba.ns.porkbun.com`dns@cloudflare.com serial=2417771748

`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.net`nstld@verisign-grs.com serial=1793816176

Subdomains

nullmx.studykernel.com

Same first word

studykernel.com

Similar names

yukseltrend.online

ekelundstyr.se

luketsnyder.com

Previous names

Next names

DNS History

23 records (8 active, 15 former)

●NScuritiba.ns.porkbun.com2026-10-04 → 2026-11-04 · 3 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
● 2026-11-04 18:55:32

●NSfortaleza.ns.porkbun.com2026-10-04 → 2026-11-04 · 3 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
● 2026-11-04 18:55:32

●NSmaceio.ns.porkbun.com2026-10-04 → 2026-11-04 · 3 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
● 2026-11-04 18:55:32

○NSns1.hitfarm.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 09:13:22
○ 2015-10-09 00:42:00
○ 2026-11-04 18:55:32

○NSns17.domaincontrol.com2017-05-21 → 2017-05-21 · 4 obs

○ 2015-10-09 00:42:00
● 2017-05-21 08:43:22
○ 2026-10-04 17:39:58
○ 2026-11-04 18:55:32

○NSns18.domaincontrol.com2017-05-21 → 2017-05-21 · 4 obs

○ 2015-10-09 00:42:00
● 2017-05-21 08:43:22
○ 2026-10-04 17:39:58
○ 2026-11-04 18:55:32

○NSns2.hitfarm.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 09:13:22
○ 2015-10-09 00:42:00
○ 2026-11-04 18:55:32

○NSns3.hitfarm.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 09:13:22
○ 2015-10-09 00:42:00
○ 2026-11-04 18:55:32

●NSsalvador.ns.porkbun.com2026-10-04 → 2026-11-04 · 3 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
● 2026-11-04 18:55:32

○MXfwd1.porkbun.com2026-10-04 → 2026-10-04 · 4 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
○ 2026-10-30 14:12:28
○ 2026-11-04 18:55:32

○MXfwd2.porkbun.com2026-10-04 → 2026-10-04 · 4 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
○ 2026-10-30 14:12:28
○ 2026-11-04 18:55:32

○MXmailstore1.secureserver.net2017-05-21 → 2017-05-21 · 4 obs

○ 2015-10-09 00:42:00
● 2017-05-21 08:43:22
○ 2026-10-04 17:39:58
○ 2026-11-04 18:55:32

●MXmx.zoho.eu2026-10-30 → 2026-11-04 · 3 obs

○ 2026-10-04 17:39:58
● 2026-10-30 14:12:28
● 2026-11-04 18:55:32

●MXmx2.zoho.eu2026-10-30 → 2026-11-04 · 3 obs

○ 2026-10-04 17:39:58
● 2026-10-30 14:12:28
● 2026-11-04 18:55:32

●MXmx3.zoho.eu2026-10-30 → 2026-11-04 · 3 obs

○ 2026-10-04 17:39:58
● 2026-10-30 14:12:28
● 2026-11-04 18:55:32

○MXnullmx.studykernel.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 09:13:22
○ 2015-10-09 00:42:00
○ 2026-11-04 18:55:32

○MXsmtp.secureserver.net2017-05-21 → 2017-05-21 · 4 obs

○ 2015-10-09 00:42:00
● 2017-05-21 08:43:22
○ 2026-10-04 17:39:58
○ 2026-11-04 18:55:32

○A160.153.137.192017-05-21 → 2017-05-21 · 4 obs

○ 2015-10-09 00:42:00
● 2017-05-21 08:43:22
○ 2026-10-04 17:39:58
○ 2026-11-04 18:55:32

○A207.207.210.232026-10-04 → 2026-10-04 · 4 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
○ 2026-10-30 14:12:28
○ 2026-11-04 18:55:32

○A207.207.210.362026-10-04 → 2026-10-04 · 4 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
○ 2026-10-30 14:12:28
○ 2026-11-04 18:55:32

○A207.207.210.502026-10-04 → 2026-10-04 · 4 obs

○ 2017-05-21 08:43:22
● 2026-10-04 17:39:58
○ 2026-10-30 14:12:28
○ 2026-11-04 18:55:32

○A217.68.70.692008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 09:13:22
○ 2015-10-09 00:42:00
○ 2026-11-04 18:55:32

●A89.243.30.1812026-10-30 → 2026-11-04 · 3 obs

○ 2026-10-04 17:39:58
● 2026-10-30 14:12:28
● 2026-11-04 18:55:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
studykernel.com	maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com	8 records

✅ Authoritative Response

Server:162.159.11.180

NS records: maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 1278ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.243.30.181`
NS	4	`curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...`
MX	3	`mx.zoho.eu (pri: 10), mx2.zoho.eu (pri: 20)...`
TXT	2	`v=spf1 include:zohomail.eu ~all, zoho-verification=zb22744817.zmverify.zo`
SOA	1	`curitiba.ns.porkbun.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (maceio.ns.porkbun.com, maceio.ns.porkbun.com, salvador.ns.porkbun.com...)

Analysis

Hierarchy

The domain nullmx.studykernel.com falls under the parent studykernel.com.

IP Addresses

studykernel.com directs to one IP number, which is 89.243.30.181.

There are other host names — smartautomationsuk.co.uk among them — that share IP numbers with studykernel.com.

Name Servers

The domain studykernel.com is delegated to these four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

At least some of studykernel.com's name servers are shared with other domains, for example dealsaholic.deals, graphpipe.com, plumbingnetworker.com and two more.

Four hostnames, each resolving to a pair of IP addresses: curitiba.ns.porkbun.com directs to 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com directs to 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com directs to 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com directs to 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.

Mail Servers

The MX records for studykernel.com list three mail servers: mx2.zoho.eu, mx3.zoho.eu and mx.zoho.eu.

studykernel.com shares at least some of its mail servers with other domains — for example tecolse.com, ruutli.com, statnik.dev and two more.

Hosts with two IP numbers each:

mx.zoho.eu has two IP addresses: 185.230.212.166 and 185.230.214.166.

Hosts that resolve to one IP address:

mx2.zoho.eu directs to 185.230.214.166.

mx3.zoho.eu directs to 185.230.212.166.

Host names pointing to 185.230.212.166 IP addresses: mx.zoho.eu and mx3.zoho.eu.

Host names pointing to 185.230.214.166 IP addresses: mx.zoho.eu and mx2.zoho.eu.

studykernel.com - robtex.com

studykernel.com

com

Subdomains

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`studykernel.com`

`com`