ns2.stackoverflow.ca - dns.ninja

ns2.stackoverflow.ca

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:3df0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:d8fd🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.61.240Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.253🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.61.240, 172.67.216.253
IPv6 hints2606:4700:3031::6815:3df0, 2606:4700:3035::ac43:d8fd
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=207, name=cloudflare-ech.com

stackoverflow.ca

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:3df0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:d8fd🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.61.240Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.253🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbayan.ns.cloudflare.com ⭐
NSlana.ns.cloudflare.com
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.61.240, 172.67.216.253
IPv6 hints2606:4700:3031::6815:3df0, 2606:4700:3035::ac43:d8fd
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=207, name=cloudflare-ech.com
SOAbayan.ns.cloudflare.comdns@cloudflare.com serial=2406572783

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DNS History

6 records (4 active, 2 former)

200920112013201520172019202120232025A104.21.61.240172.67.216.2532606:4700:3031::6815:3df02606:4700:3035::ac43:d8fd65.255.235.3175.126.102.230
●A104.21.61.2402026-02-16 → 2026-06-18 · 3 obs
○ 2016-03-31 11:44:06
● 2026-02-16 04:19:38
● 2026-06-18 12:36:50
●A172.67.216.2532026-02-16 → 2026-06-18 · 3 obs
○ 2016-03-31 11:44:06
● 2026-02-16 04:19:38
● 2026-06-18 12:36:50
●A2606:4700:3031::6815:3df02026-02-16 → 2026-06-18 · 3 obs
○ 2016-03-31 11:44:06
● 2026-02-16 04:19:38
● 2026-06-18 12:36:50
●A2606:4700:3035::ac43:d8fd2026-02-16 → 2026-06-18 · 3 obs
○ 2016-03-31 11:44:06
● 2026-02-16 04:19:38
● 2026-06-18 12:36:50
○A65.255.235.312008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 21:13:38
○ 2015-06-17 08:09:34
○ 2026-06-18 12:36:50
○A75.126.102.2302015-06-17 → 2016-03-31 · 5 obs
○ 2008-03-09 21:13:38
● 2015-06-17 08:09:34
● 2016-03-31 11:44:06
○ 2026-02-16 04:19:38
○ 2026-06-18 12:36:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cad.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca-
stackoverflow.calana.ns.cloudflare.com, bayan.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.72

NS records: lana.ns.cloudflare.com, bayan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackoverflow.ca (unsigned zone)

⏱️ Timing

Total: 1229ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.216.253, 104.21.61.240
AAAA22606:4700:3031::6815:3df0, 2606:4700:3035::ac43:d8fd
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

ns2.stackoverflow.ca resolves to four IP addresses: 104.21.61.240, 172.67.216.253, 2606:4700:3031::6815:3df0 and 2606:4700:3035::ac43:d8fd.

Among the host names that share IP numbers with ns2.stackoverflow.ca are learningheroes.net, frenchbleuvintage.com, gestionale.meropesrl.com and two others.