engineeringprep.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`engineeringprep.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:24b1^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:c63f^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.177^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.198.63^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mark.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c182^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2182^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mark.ns.cloudflare.com`
		A	108.162.193.130^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	172.64.33.130^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	173.245.59.130^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
NS	`rose.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rose.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rose.ns.cloudflare.com`
		A	108.162.192.141^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	172.64.32.141^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	173.245.58.141^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zoho.com ~all`
TXT	`zoho-verification=zb81956399.zmverify.zoho.com`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.21.36.177, 172.67.198.63
		IPv6 hints	2606:4700:3034::6815:24b1, 2606:4700:3034::ac43:c63f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com
SOA	`mark.ns.cloudflare.com`dns@cloudflare.com serial=2417012032

`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=1791975229

Same first word

engineeringprep.com

Similar names

reppengineering.com

Previous names

Next names

DNS History

17 records (9 active, 8 former)

●NSmark.ns.cloudflare.com2026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

○NSns23.domaincontrol.com2015-06-05 → 2016-04-17 · 4 obs

● 2015-06-05 10:50:42
● 2016-04-17 06:40:42
○ 2016-11-20 02:52:40
○ 2026-10-14 10:57:46

○NSns24.domaincontrol.com2015-06-05 → 2016-04-17 · 4 obs

● 2015-06-05 10:50:42
● 2016-04-17 06:40:42
○ 2016-11-20 02:52:40
○ 2026-10-14 10:57:46

○NSns57.domaincontrol.com2016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-17 06:40:42
● 2016-11-20 02:52:40
○ 2026-10-02 13:51:26
○ 2026-10-14 10:57:46

○NSns58.domaincontrol.com2016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-17 06:40:42
● 2016-11-20 02:52:40
○ 2026-10-02 13:51:26
○ 2026-10-14 10:57:46

●NSrose.ns.cloudflare.com2026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

○MXmailstore1.secureserver.net2015-06-05 → 2016-11-20 · 4 obs

● 2015-06-05 10:50:42
● 2016-11-20 02:52:40
○ 2026-10-02 13:51:26
○ 2026-10-14 10:57:46

●MXmx.zoho.com2026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

●MXmx2.zoho.com2026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

●MXmx3.zoho.com2026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

○MXsmtp.secureserver.net2015-06-05 → 2016-11-20 · 4 obs

● 2015-06-05 10:50:42
● 2016-11-20 02:52:40
○ 2026-10-02 13:51:26
○ 2026-10-14 10:57:46

●A104.21.36.1772026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

●A172.67.198.632026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

○A209.46.18.1752015-06-05 → 2016-04-17 · 4 obs

● 2015-06-05 10:50:42
● 2016-04-17 06:40:42
○ 2016-11-20 02:52:40
○ 2026-10-14 10:57:46

●A2606:4700:3034::6815:24b12026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

●A2606:4700:3034::ac43:c63f2026-10-02 → 2026-10-14 · 3 obs

○ 2016-11-20 02:52:40
● 2026-10-02 13:51:26
● 2026-10-14 10:57:46

○A50.63.202.392016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-17 06:40:42
● 2016-11-20 02:52:40
○ 2026-10-02 13:51:26
○ 2026-10-14 10:57:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
engineeringprep.com	mark.ns.cloudflare.com, rose.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.130

NS records: mark.ns.cloudflare.com, rose.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineeringprep.com (unsigned zone)

⏱️ Timing

Total: 265ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.36.177, 172.67.198.63`
AAAA	2	`2606:4700:3034::ac43:c63f, 2606:4700:3034::6815:24b1`
NS	2	`mark.ns.cloudflare.com, rose.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	2	`v=spf1 include:zoho.com ~all, zoho-verification=zb81956399.zmverify.zo`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`mark.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (mark.ns.cloudflare.com, mark.ns.cloudflare.com, mark.ns.cloudflare.com...)

Analysis

IP Addresses

engineeringprep.com resolves to four IP addresses: 104.21.36.177, 172.67.198.63, 2606:4700:3034::6815:24b1 and 2606:4700:3034::ac43:c63f.

Among the host names that share IP numbers with engineeringprep.com are orbit-globalalliance.digital, mavibet-2026gir.cam, rupiahtotoiv.site and two others.

Name Servers

Two name servers handle the delegation for engineeringprep.com: mark.ns.cloudflare.com and rose.ns.cloudflare.com.

engineeringprep.com has the same name server delegation as a number of other domains, such as ruayjung168.com, whatdoyouwantfordinner.menu, pods-vape.de and two more.

engineeringprep.com has at least partial name server overlap with other domains, such as dimm.workers.dev, 0gdpet.top, hmmd.pt and two others.

These name servers are routinely co-deployed with the name servers val.ns.cloudflare.com, liz.ns.cloudflare.com, kirk.ns.cloudflare.com and two others.

Host names resolving to 6 IP numbers:

mark.ns.cloudflare.com resolves to 108.162.193.130, 172.64.33.130 and 173.245.59.130 among others, with 3 other IP addresses in total.

rose.ns.cloudflare.com resolves to 108.162.192.141, 172.64.32.141 and 173.245.58.141 among others, with 3 other IP addresses in total.

Mail Servers

engineeringprep.com has three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

engineeringprep.com shares at least some of its mail servers with other domains — for example torbenbackhus.com, adhish.org, nordnetworks.com and two more.

All three — mx2.zoho.com, mx3.zoho.com and mx.zoho.com — point to 136.143.191.44 as their single IP address.

mx2.zoho.com, mx3.zoho.com and mx.zoho.com all direct to 136.143.191.44.