stackhack.ca - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackhack.ca`

DNSSEC	⚠️ Not signed
A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
		PTR	`cdn-185-199-108-153.github.com`
A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
A	185.199.110.153^{🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24}
A	185.199.111.153^{🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24}
NS	`dns1.registrar-servers.com` ⭐
NS	`dns2.registrar-servers.com`
MX	`mx.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	`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`
TXT	`v=spf1 include:zohomail.com ~all`
TXT	`zoho-verification=zb05902679.zmverify.zoho.com`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1792630111

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2610261900

Same first word

stackhack.io

stackhack.app

stackhack.xyz

stackhack.org

stackhack.ca

stackhack.com

Similar names

DNS History

9 records (9 active, 0 former)

●NSdns1.registrar-servers.com2026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

●NSdns2.registrar-servers.com2026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

●MXmx.zoho.com2026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

●MXmx2.zoho.com2026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

●MXmx3.zoho.com2026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

●A185.199.108.1532026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

●A185.199.109.1532026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

●A185.199.110.1532026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

●A185.199.111.1532026-09-24 → 2026-10-26 · 2 obs

● 2026-09-24 11:27:30
● 2026-10-26 20:13:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
stackhack.ca	dns1.registrar-servers.com, dns2.registrar-servers.com	-

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackhack.ca (unsigned zone)

⏱️ Timing

Total: 2349ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`185.199.109.153, 185.199.110.153...`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	3	`mx.zoho.com (pri: 10), mx3.zoho.com (pri: 10)...`
TXT	2	`v=spf1 include:zohomail.com ~all, zoho-verification=zb05902679.zmverify.zo`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

Analysis

IP Addresses

stackhack.ca has four IP addresses: 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.

Name Servers

The NS records for stackhack.ca delegate to dns1.registrar-servers.com and dns2.registrar-servers.com.

Mail Servers

stackhack.ca is handled by three mail servers, mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

The hosts mx2.zoho.com, mx3.zoho.com and mx.zoho.com each direct to 136.143.191.44; one IP address covers all three.

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