mx256.com - dns.ninja

`mx256.com`

DNSSEC	⚠️ Not signed
A	104.21.5.99^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.70^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kareem.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c16^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kareem.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c316^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kareem.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2316^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kareem.ns.cloudflare.com`
		A	108.162.195.22^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kareem.ns.cloudflare.com`
		A	162.159.44.22^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kareem.ns.cloudflare.com`
		A	172.64.35.22^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kareem.ns.cloudflare.com`
NS	`katja.ns.cloudflare.com`
		A	2606:4700:50::a29f:2635^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c235^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`katja.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2235^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`katja.ns.cloudflare.com`
		A	108.162.194.53^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.38.53^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	172.64.34.53^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.99, 172.67.133.70
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=87, name=cloudflare-ech.com
SOA	`kareem.ns.cloudflare.com`dns@cloudflare.com serial=2407529287

`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=1782779051

Same first word

mx256.com

DNS History

11 records (4 active, 7 former)

●NSkareem.ns.cloudflare.com2026-03-03 → 2026-06-30 · 3 obs

○ 2017-12-04 12:37:04
● 2026-03-03 12:01:14
● 2026-06-30 00:35:48

●NSkatja.ns.cloudflare.com2026-03-03 → 2026-06-30 · 3 obs

○ 2017-12-04 12:37:04
● 2026-03-03 12:01:14
● 2026-06-30 00:35:48

○NSns65.domaincontrol.com2015-06-18 → 2016-12-30 · 4 obs

● 2015-06-18 20:39:42
● 2016-12-30 04:53:30
○ 2017-12-04 12:37:04
○ 2026-06-30 00:35:48

○NSns66.domaincontrol.com2015-06-18 → 2016-12-30 · 4 obs

● 2015-06-18 20:39:42
● 2016-12-30 04:53:30
○ 2017-12-04 12:37:04
○ 2026-06-30 00:35:48

○MXmailstore1.secureserver.net2015-06-18 → 2016-01-29 · 4 obs

● 2015-06-18 20:39:42
● 2016-01-29 13:28:20
○ 2016-04-22 12:21:06
○ 2026-06-30 00:35:48

○MXsmtp.secureserver.net2015-06-18 → 2016-01-29 · 4 obs

● 2015-06-18 20:39:42
● 2016-01-29 13:28:20
○ 2016-04-22 12:21:06
○ 2026-06-30 00:35:48

●A104.21.5.992026-03-03 → 2026-06-30 · 3 obs

○ 2016-04-22 12:21:06
● 2026-03-03 12:01:14
● 2026-06-30 00:35:48

●A172.67.133.702026-03-03 → 2026-06-30 · 3 obs

○ 2016-04-22 12:21:06
● 2026-03-03 12:01:14
● 2026-06-30 00:35:48

○A2606:4700:3033::6815:5632026-03-03 → 2026-03-03 · 4 obs

○ 2016-04-22 12:21:06
● 2026-03-03 12:01:14
○ 2026-06-30 00:35:44
○ 2026-06-30 00:35:48

○A2606:4700:3035::ac43:85462026-03-03 → 2026-03-03 · 4 obs

○ 2016-04-22 12:21:06
● 2026-03-03 12:01:14
○ 2026-06-30 00:35:44
○ 2026-06-30 00:35:48

○A50.63.202.552015-06-18 → 2016-01-29 · 4 obs

● 2015-06-18 20:39:42
● 2016-01-29 13:28:20
○ 2016-04-22 12:21:06
○ 2026-06-30 00:35:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net...	-
mx256.com	katja.ns.cloudflare.com, kareem.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.22

NS records: katja.ns.cloudflare.com, kareem.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mx256.com (unsigned zone)

⏱️ Timing

Total: 139ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.5.99, 172.67.133.70`
NS	2	`kareem.ns.cloudflare.com, katja.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kareem.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mx256.com points to the IP addresses 104.21.5.99 and 172.67.133.70

freshbuzztrailfeed.com, softspain.com, robhost.com plus two other host names have IP numbers in common with mx256.com.

Name Servers

Two name servers handle the delegation for mx256.com: kareem.ns.cloudflare.com and katja.ns.cloudflare.com.

The name server configuration of mx256.com is shared with other domains, for instance mbx8888.com, iman158.com, mn80.net and two others.

The name servers of mx256.com overlap at least partially with those of other domains — among them grupemlak.com, 462126.com, dnrplqkxjw.cfd and two more.

These name servers commonly appear in combination with the name servers liz.ns.cloudflare.com.

Hosts with 6 IP addresses each:

kareem.ns.cloudflare.com resolves to 108.162.195.22, 162.159.44.22 and 172.64.35.22 among others, with 3 other IP addresses in total.

katja.ns.cloudflare.com resolves to 108.162.194.53, 162.159.38.53 and 172.64.34.53 among others, with 3 other IP addresses in total.