🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`devopsclassroom.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:df4a^{Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:56af^{Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.86.175^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.223.74^{Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`faye.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26b4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`faye.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`faye.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`faye.ns.cloudflare.com`
		A	108.162.194.180^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`faye.ns.cloudflare.com`
		A	162.159.38.180^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`faye.ns.cloudflare.com`
		A	172.64.34.180^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`faye.ns.cloudflare.com`
NS	`kayden.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:zohomail.com ~all`
TXT	`zoho-verification=zb66490451.zmverify.zoho.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.86.175, 172.67.223.74
		IPv6 hints	2606:4700:3031::ac43:df4a, 2606:4700:3034::6815:56af
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=206, name=cloudflare-ech.com
SOA	`faye.ns.cloudflare.com`dns@cloudflare.com serial=2412007123

`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=1789972739

Same first word

devopsclassroom.com

DNS History

13 records (9 active, 4 former)

●NSfaye.ns.cloudflare.com2026-09-11 → 2026-09-21 · 3 obs

○ 2017-10-29 00:44:58
● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

●NSkayden.ns.cloudflare.com2026-09-11 → 2026-09-21 · 3 obs

○ 2017-10-29 00:44:58
● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

○NSns-1203.awsdns-22.org2016-12-17 → 2017-10-29 · 4 obs

● 2016-12-17 15:29:36
● 2017-10-29 00:44:58
○ 2026-09-11 08:26:04
○ 2026-09-21 06:41:46

○NSns-1877.awsdns-42.co.uk2016-12-17 → 2017-10-29 · 4 obs

● 2016-12-17 15:29:36
● 2017-10-29 00:44:58
○ 2026-09-11 08:26:04
○ 2026-09-21 06:41:46

○NSns-83.awsdns-10.com2016-12-17 → 2017-10-29 · 4 obs

● 2016-12-17 15:29:36
● 2017-10-29 00:44:58
○ 2026-09-11 08:26:04
○ 2026-09-21 06:41:46

○NSns-935.awsdns-52.net2016-12-17 → 2017-10-29 · 4 obs

● 2016-12-17 15:29:36
● 2017-10-29 00:44:58
○ 2026-09-11 08:26:04
○ 2026-09-21 06:41:46

●MXmx.zoho.com2026-09-11 → 2026-09-21 · 2 obs

● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

●MXmx2.zoho.com2026-09-11 → 2026-09-21 · 2 obs

● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

●MXmx3.zoho.com2026-09-11 → 2026-09-21 · 2 obs

● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

●A104.21.86.1752026-09-11 → 2026-09-21 · 2 obs

● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

●A172.67.223.742026-09-11 → 2026-09-21 · 2 obs

● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

●A2606:4700:3031::ac43:df4a2026-09-11 → 2026-09-21 · 2 obs

● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

●A2606:4700:3034::6815:56af2026-09-11 → 2026-09-21 · 2 obs

● 2026-09-11 08:26:04
● 2026-09-21 06:41:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
devopsclassroom.com	faye.ns.cloudflare.com, kayden.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.74

NS records: faye.ns.cloudflare.com, kayden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devopsclassroom.com (unsigned zone)

⏱️ Timing

Total: 2756ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.223.74, 104.21.86.175`
AAAA	2	`2606:4700:3031::ac43:df4a, 2606:4700:3034::6815:56af`
NS	2	`faye.ns.cloudflare.com, kayden.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	2	`v=spf1 include:zohomail.com ~all, zoho-verification=zb66490451.zmverify.zo`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`faye.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

devopsclassroom.com directs to four IP numbers, which are 104.21.86.175, 172.67.223.74, 2606:4700:3031::ac43:df4a and 2606:4700:3034::6815:56af.

Name Servers

devopsclassroom.com is delegated to two name servers: faye.ns.cloudflare.com and kayden.ns.cloudflare.com.

Host names with 6 IP numbers:

faye.ns.cloudflare.com resolves to 108.162.194.180, 162.159.38.180, 172.64.34.180 and 3 other IP addresses.

Mail Servers

Incoming mail for devopsclassroom.com is delivered via three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

mx2.zoho.com, mx3.zoho.com and mx.zoho.com each resolve to a single IP address: 136.143.191.44.

mx2.zoho.com, mx3.zoho.com and mx.zoho.com are host names that all point to 136.143.191.44.

devopsclassroom.com - robtex.com