devopsengineeringcourse.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`devopsengineeringcourse.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:b48^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:9485^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.11.72^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.133^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ezra.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c0f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ezra.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ezra.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ezra.ns.cloudflare.com`
		A	108.162.195.15^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ezra.ns.cloudflare.com`
		A	162.159.44.15^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ezra.ns.cloudflare.com`
		A	172.64.35.15^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ezra.ns.cloudflare.com`
NS	`hope.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hope.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hope.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hope.ns.cloudflare.com`
		A	108.162.192.163^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hope.ns.cloudflare.com`
		A	172.64.32.163^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hope.ns.cloudflare.com`
		A	173.245.58.163^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hope.ns.cloudflare.com`
MX	`mx1-hosting.jellyfish.systems` ⭐
		A	162.255.118.28^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse3a.privateemail.com`
MX	`mx2-hosting.jellyfish.systems`⁽¹⁰⁾
		A	162.255.118.29^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse2b.privateemail.com`
MX	`mx3-hosting.jellyfish.systems`⁽²⁰⁾
		A	162.255.118.13^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx3-hosting.jellyfish.systems`
TXT	`v=spf1 +a +mx +ip4:185.61.152.20 +ip4:185.61.152.24 include:spf.web-hosting.c...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.11.72, 172.67.148.133
		IPv6 hints	2606:4700:3031::6815:b48, 2606:4700:3033::ac43:9485
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com
SOA	`ezra.ns.cloudflare.com`dns@cloudflare.com serial=2414468562

`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=1790633654

Same first word

devopsengineeringcourse.com

Previous names

Next names

DNS History

13 records (9 active, 4 former)

●NSezra.ns.cloudflare.com2026-09-24 → 2026-09-28 · 2 obs

● 2026-09-24 17:24:22
● 2026-09-28 22:42:44

●NShope.ns.cloudflare.com2026-09-24 → 2026-09-28 · 2 obs

● 2026-09-24 17:24:22
● 2026-09-28 22:42:44

●MXmx1-hosting.jellyfish.systems2026-09-24 → 2026-09-28 · 2 obs

● 2026-09-24 17:24:22
● 2026-09-28 22:42:44

●MXmx2-hosting.jellyfish.systems2026-09-24 → 2026-09-28 · 2 obs

● 2026-09-24 17:24:22
● 2026-09-28 22:42:44

●MXmx3-hosting.jellyfish.systems2026-09-24 → 2026-09-28 · 2 obs

● 2026-09-24 17:24:22
● 2026-09-28 22:42:44

●A104.21.11.722026-09-26 → 2026-09-28 · 3 obs

○ 2026-09-24 17:24:22
● 2026-09-26 09:12:44
● 2026-09-28 22:42:44

●A172.67.148.1332026-09-26 → 2026-09-28 · 3 obs

○ 2026-09-24 17:24:22
● 2026-09-26 09:12:44
● 2026-09-28 22:42:44

○A188.114.96.02026-09-24 → 2026-09-24 · 3 obs

● 2026-09-24 17:24:22
○ 2026-09-26 09:12:44
○ 2026-09-28 22:42:44

○A188.114.97.02026-09-24 → 2026-09-24 · 3 obs

● 2026-09-24 17:24:22
○ 2026-09-26 09:12:44
○ 2026-09-28 22:42:44

●A2606:4700:3031::6815:b482026-09-26 → 2026-09-28 · 3 obs

○ 2026-09-24 17:24:22
● 2026-09-26 09:12:44
● 2026-09-28 22:42:44

●A2606:4700:3033::ac43:94852026-09-26 → 2026-09-28 · 3 obs

○ 2026-09-24 17:24:22
● 2026-09-26 09:12:44
● 2026-09-28 22:42:44

○A2a06:98c1:3120::2026-09-24 → 2026-09-24 · 3 obs

● 2026-09-24 17:24:22
○ 2026-09-26 09:12:44
○ 2026-09-28 22:42:44

○A2a06:98c1:3121::2026-09-24 → 2026-09-24 · 3 obs

● 2026-09-24 17:24:22
○ 2026-09-26 09:12:44
○ 2026-09-28 22:42:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
devopsengineeringcourse.com	hope.ns.cloudflare.com, ezra.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.163

NS records: hope.ns.cloudflare.com, ezra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devopsengineeringcourse.com (unsigned zone)

⏱️ Timing

Total: 1122ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.148.133, 104.21.11.72`
AAAA	2	`2606:4700:3031::6815:b48, 2606:4700:3033::ac43:9485`
NS	2	`ezra.ns.cloudflare.com, hope.ns.cloudflare.com`
MX	3	`mx2-hosting.jellyfish.systems (pri: 10), mx3-hosting.jellyfish.systems (pri: 20)...`
TXT	1	`v=spf1 +a +mx +ip4:185.61.152.20 +ip4:18`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ezra.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

devopsengineeringcourse.com points to the four IP addresses 104.21.11.72, 172.67.148.133, 2606:4700:3031::6815:b48 and 2606:4700:3033::ac43:9485.

Among the host names that share IP numbers with devopsengineeringcourse.com are onlineengineeringtutor.com, weiss.hu.net, norati.com and two others.

Name Servers

devopsengineeringcourse.com has two authoritative name servers — ezra.ns.cloudflare.com and hope.ns.cloudflare.com.

devopsengineeringcourse.com has the same name server delegation as a number of other domains, such as shivasafazadeh.ir, insightsbyalifia.site, oroobs688.workers.dev and two more.

At least some of devopsengineeringcourse.com's name servers are shared with other domains, for example dramantica.com, vkinfo.club, globallconcept.us and two more.

These name servers are often deployed together with the name servers toby.ns.cloudflare.com, maxine.ns.cloudflare.com, chase.ns.cloudflare.com and suzanne.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

ezra.ns.cloudflare.com points to 108.162.195.15, 162.159.44.15, 172.64.35.15 and 3 other IP addresses.

hope.ns.cloudflare.com points to 108.162.192.163, 172.64.32.163, 173.245.58.163 and 3 other IP addresses.

Mail Servers

The MX records for devopsengineeringcourse.com list three mail servers: mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems.

devopsengineeringcourse.com shares at least some of its mail servers with other domains — for example flyvin.ca, 92pkrgame.com, isuru.cc and two more.

Each of the three hostnames points to exactly one IP address: mx1-hosting.jellyfish.systems points to 162.255.118.28, mx2-hosting.jellyfish.systems points to 162.255.118.29 and mx3-hosting.jellyfish.systems points to 162.255.118.13.