callstack.io - dns.ninja

`callstack.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:4f1a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8cea^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.26^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.140.234^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`joel.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joel.ns.cloudflare.com`
		A	108.162.193.184^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	172.64.33.184^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	173.245.59.184^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
NS	`zita.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zita.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zita.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zita.ns.cloudflare.com`
		A	108.162.192.243^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zita.ns.cloudflare.com`
		A	172.64.32.243^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zita.ns.cloudflare.com`
		A	173.245.58.243^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zita.ns.cloudflare.com`
MX	`callstack-io.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.153^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00401.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.26, 172.67.140.234
		IPv6 hints	2606:4700:3031::6815:4f1a, 2606:4700:3037::ac43:8cea
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=114, name=cloudflare-ech.com
SOA	`joel.ns.cloudflare.com`dns@cloudflare.com serial=2409416539

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1785313875

Same first word

callstack.de

callstack.com

callstack.vn

callstack.io

callstack.co

callstack.net

callstack.org

callstack.github.io

DNS History

15 records (7 active, 8 former)

●NSjoel.ns.cloudflare.com2016-12-05 → 2026-07-29 · 2 obs

● 2016-12-05 01:49:04
● 2026-07-29 09:19:40

●NSzita.ns.cloudflare.com2016-12-05 → 2026-07-29 · 2 obs

● 2016-12-05 01:49:04
● 2026-07-29 09:19:40

○MXalt1.aspmx.l.google.com2016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:49:04
○ 2026-07-23 08:12:20
○ 2026-07-29 09:19:40

○MXalt2.aspmx.l.google.com2016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:49:04
○ 2026-07-23 08:12:20
○ 2026-07-29 09:19:40

○MXaspmx.l.google.com2016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:49:04
○ 2026-07-23 08:12:20
○ 2026-07-29 09:19:40

○MXaspmx2.googlemail.com2016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:49:04
○ 2026-07-23 08:12:20
○ 2026-07-29 09:19:40

○MXaspmx3.googlemail.com2016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:49:04
○ 2026-07-23 08:12:20
○ 2026-07-29 09:19:40

●MXcallstack-io.mail.protection.outlook.com2026-07-23 → 2026-07-29 · 3 obs

○ 2016-12-05 01:49:04
● 2026-07-23 08:12:20
● 2026-07-29 09:19:40

●A104.21.79.262026-03-29 → 2026-07-29 · 3 obs

○ 2016-12-05 01:49:04
● 2026-03-29 05:51:40
● 2026-07-29 09:19:40

●A172.67.140.2342026-03-29 → 2026-07-29 · 3 obs

○ 2016-12-05 01:49:04
● 2026-03-29 05:51:40
● 2026-07-29 09:19:40

●A2606:4700:3031::6815:4f1a2026-06-23 → 2026-07-29 · 3 obs

○ 2026-06-12 02:35:18
● 2026-06-23 17:27:20
● 2026-07-29 09:19:40

○A2606:4700:3031::ac43:8cea2026-03-29 → 2026-06-12 · 5 obs

○ 2016-12-05 01:49:04
● 2026-03-29 05:51:40
● 2026-06-12 02:35:18
○ 2026-06-23 17:27:20
○ 2026-07-29 09:19:40

○A2606:4700:3034::6815:4f1a2026-03-29 → 2026-06-12 · 5 obs

○ 2016-12-05 01:49:04
● 2026-03-29 05:51:40
● 2026-06-12 02:35:18
○ 2026-06-23 17:27:20
○ 2026-07-29 09:19:40

●A2606:4700:3037::ac43:8cea2026-06-23 → 2026-07-29 · 3 obs

○ 2026-06-12 02:35:18
● 2026-06-23 17:27:20
● 2026-07-29 09:19:40

○A54.217.211.1442016-12-05 → 2016-12-05 · 3 obs

● 2016-12-05 01:49:04
○ 2026-03-29 05:51:40
○ 2026-07-29 09:19:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	b0.nic.io, a2.nic.io, a0.nic.io, c0.nic.io	-
callstack.io	zita.ns.cloudflare.com, joel.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.184

NS records: zita.ns.cloudflare.com, joel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for callstack.io (unsigned zone)

⏱️ Timing

Total: 399ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.140.234, 104.21.79.26`
AAAA	2	`2606:4700:3037::ac43:8cea, 2606:4700:3031::6815:4f1a`
NS	2	`joel.ns.cloudflare.com, zita.ns.cloudflare.com`
MX	1	`callstack-io.mail.protection.outlook.com`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`joel.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

callstack.io points to the four IP addresses 104.21.79.26, 172.67.140.234, 2606:4700:3031::6815:4f1a and 2606:4700:3037::ac43:8cea.

Two other host names, along with beauty-massage.com, peanutallergymom.com and iphotos-apple.app, also share IP numbers with callstack.io.

Name Servers

callstack.io is served by two delegated name servers, joel.ns.cloudflare.com and zita.ns.cloudflare.com.

callstack.io shares its NS records with other domains, for example kallaste.ee, nimi.ee, helme.ee and two others.

At least some of callstack.io's name servers are shared with other domains, for example tv99kubo.tv, mainami.top, smotret-(0x706f726e)o-onlain.com and two more.

These name servers tend to be used in conjunction with the name servers april.ns.cloudflare.com.

DNS names with 6 IP addresses:

joel.ns.cloudflare.com carries IP addresses 108.162.193.184, 172.64.33.184 and 173.245.59.184, with 3 other addresses beyond those.

zita.ns.cloudflare.com carries IP addresses 108.162.192.243, 172.64.32.243 and 173.245.58.243, with 3 other addresses beyond those.

Mail Servers

The sole mail server for callstack.io is callstack-io.mail.protection.outlook.com.

With 8 IP addresses total, callstack-io.mail.protection.outlook.com resolves to 52.101.68.8, 52.101.68.18, 52.101.73.8 and 5 others.