stackguru.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackguru.com`

DNSSEC	⚠️ Not signed
A	104.21.19.204^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.190.46^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`woz.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b96^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c196^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`woz.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2196^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`woz.ns.cloudflare.com`
		A	108.162.193.150^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	172.64.33.150^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	173.245.59.150^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
NS	`zoe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c095^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zoe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2095^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zoe.ns.cloudflare.com`
		A	108.162.192.149^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	172.64.32.149^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	173.245.58.149^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.19.204, 172.67.190.46
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=22, name=cloudflare-ech.com
SOA	`woz.ns.cloudflare.com`dns@cloudflare.com serial=2412095886

`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=1787947955

WOT: SAFE (64/100)

Subdomains

dc-cb0e40926833.stackguru.com

www.stackguru.com

Same first word

stackguru.com

Similar names

gurustack.com

Previous names

Next names

DNS History

12 records (4 active, 8 former)

●NSwoz.ns.cloudflare.com2015-07-10 → 2026-08-28 · 2 obs

● 2015-07-10 18:15:26
● 2026-08-28 20:19:22

●NSzoe.ns.cloudflare.com2015-07-10 → 2026-08-28 · 2 obs

● 2015-07-10 18:15:26
● 2026-08-28 20:19:22

○MXdc-80383228.stackguru.com2015-07-10 → 2017-02-19 · 4 obs

● 2015-07-10 18:15:26
● 2017-02-19 15:03:32
○ 2020-03-21 12:41:42
○ 2026-08-28 20:19:22

○MXdc-cb0e40926833.stackguru.com2020-03-21 → 2020-03-21 · 4 obs

○ 2017-02-19 15:03:32
● 2020-03-21 12:41:42
○ 2026-08-19 12:33:28
○ 2026-08-28 20:19:22

●A104.21.19.2042026-08-19 → 2026-08-28 · 3 obs

○ 2020-03-21 12:41:42
● 2026-08-19 12:33:28
● 2026-08-28 20:19:22

○A104.28.14.412015-07-10 → 2020-03-21 · 4 obs

● 2015-07-10 18:15:26
● 2020-03-21 12:41:42
○ 2026-08-19 12:33:28
○ 2026-08-28 20:19:22

○A104.28.15.412015-07-10 → 2020-03-21 · 4 obs

● 2015-07-10 18:15:26
● 2020-03-21 12:41:42
○ 2026-08-19 12:33:28
○ 2026-08-28 20:19:22

●A172.67.190.462026-08-19 → 2026-08-28 · 3 obs

○ 2020-03-21 12:41:42
● 2026-08-19 12:33:28
● 2026-08-28 20:19:22

○A2400:cb00:2048:1::681c:e292017-02-19 → 2017-02-19 · 4 obs

○ 2015-07-10 18:15:26
● 2017-02-19 15:03:32
○ 2020-03-21 12:41:42
○ 2026-08-28 20:19:22

○A2400:cb00:2048:1::681c:f292017-02-19 → 2017-02-19 · 4 obs

○ 2015-07-10 18:15:26
● 2017-02-19 15:03:32
○ 2020-03-21 12:41:42
○ 2026-08-28 20:19:22

○A2606:4700:3031::681c:e292020-03-21 → 2020-03-21 · 4 obs

○ 2017-02-19 15:03:32
● 2020-03-21 12:41:42
○ 2026-08-19 12:33:28
○ 2026-08-28 20:19:22

○A2606:4700:3033::681c:f292020-03-21 → 2020-03-21 · 4 obs

○ 2017-02-19 15:03:32
● 2020-03-21 12:41:42
○ 2026-08-19 12:33:28
○ 2026-08-28 20:19:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
stackguru.com	zoe.ns.cloudflare.com, woz.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.149

NS records: zoe.ns.cloudflare.com, woz.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackguru.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.190.46, 104.21.19.204`
NS	2	`woz.ns.cloudflare.com, zoe.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`woz.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

dc-cb0e40926833.stackguru.com and www.stackguru.com each fall under stackguru.com as their parent domain.

IP Addresses

stackguru.com has two IP addresses: 104.21.19.204 and 172.67.190.46

Two other host names, along with azulmagazine.com.br, phunxamhaiphong.vn and u168.website, also share IP numbers with stackguru.com.

Name Servers

DNS delegation for stackguru.com points to two name servers: woz.ns.cloudflare.com and zoe.ns.cloudflare.com.

stackguru.com shares its NS records with other domains, for example monash.workers.dev, reappt.io, gyanblog.com and two others.

There is at least partial name server overlap between stackguru.com and other domains — dbhtech.com, beaconstaffingllc.net, nbuzfoa.pages.dev and two more among them.

These name servers are routinely deployed together with the name servers aiden.ns.cloudflare.com.

DNS names with 6 IP addresses:

woz.ns.cloudflare.com has IP addresses 108.162.193.150, 172.64.33.150 and 173.245.59.150, plus 3 other.

zoe.ns.cloudflare.com has IP addresses 108.162.192.149, 172.64.32.149 and 173.245.58.149, plus 3 other.