cmux.dev - dns.ninja

`cmux.dev`

DNSSEC	⚠️ Not signed
A	216.150.1.1^{🇨🇦 Amazon216.150.1.0/24 EC2 Prefix}
NS	`sara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c090^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2090^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sara.ns.cloudflare.com`
		A	108.162.192.144^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	172.64.32.144^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	173.245.58.144^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
NS	`vin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vin.ns.cloudflare.com`
		A	108.162.193.245^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	172.64.33.245^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	173.245.59.245^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
TXT	`google-site-verification=2Wa-BD4euoJNhszlHenB4V74GOz-ArN7Jp_MhVz1ncI`
TXT	`google-site-verification=KSicfOVmN3E0VxJz2dEqwKhEnXFdlLykEnGkBusSoFE`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`sara.ns.cloudflare.com`dns@cloudflare.com serial=2406890130

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

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cmux.net

cmux.de

cmux.com

cmux.dev

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xumc.org

DNS History

8 records (8 active, 0 former)

●NSsara.ns.cloudflare.com2026-03-21 → 2026-06-28 · 2 obs

● 2026-03-21 21:16:18
● 2026-06-28 19:15:10

●NSvin.ns.cloudflare.com2026-03-21 → 2026-06-28 · 2 obs

● 2026-03-21 21:16:18
● 2026-06-28 19:15:10

●MXalt1.aspmx.l.google.com2026-03-21 → 2026-06-28 · 2 obs

● 2026-03-21 21:16:18
● 2026-06-28 19:15:10

●MXalt2.aspmx.l.google.com2026-03-21 → 2026-06-28 · 2 obs

● 2026-03-21 21:16:18
● 2026-06-28 19:15:10

●MXalt3.aspmx.l.google.com2026-03-21 → 2026-06-28 · 2 obs

● 2026-03-21 21:16:18
● 2026-06-28 19:15:10

●MXalt4.aspmx.l.google.com2026-03-21 → 2026-06-28 · 2 obs

● 2026-03-21 21:16:18
● 2026-06-28 19:15:10

●MXaspmx.l.google.com2026-03-21 → 2026-06-28 · 2 obs

● 2026-03-21 21:16:18
● 2026-06-28 19:15:10

●A216.150.1.12026-03-21 → 2026-06-28 · 2 obs

● 2026-03-21 21:16:18
● 2026-06-28 19:15:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...	10 records
cmux.dev	sara.ns.cloudflare.com, vin.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.245

NS records: sara.ns.cloudflare.com, vin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cmux.dev (unsigned zone)

⏱️ Timing

Total: 910ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.150.1.1`
NS	2	`sara.ns.cloudflare.com, vin.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`google-site-verification=2Wa-BD4euoJNhsz, google-site-verification=KSicfOVmN3E0VxJ...`
SOA	1	`sara.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

cmux.dev points to a single IP number: 216.150.1.1.

Additional host names — parlaysprint.com, backslashart.org, pixloop.ai and two others — share IP numbers with cmux.dev.

Name Servers

cmux.dev is served by two delegated name servers, sara.ns.cloudflare.com and vin.ns.cloudflare.com.

cmux.dev shares its name server setup with other domains, including lambcat.com, zbestgroup.com, qqmacan-totoslot.pages.dev and two others.

cmux.dev partially shares its NS delegation with several other domains, including codigobonustop5.com, meliconpolar.ru, secom.com.au and two others.

These name servers often co-occur with the name servers carter.ns.cloudflare.com.

Host names with 6 IP numbers:

sara.ns.cloudflare.com carries IP addresses 108.162.192.144, 172.64.32.144 and 173.245.58.144, with 3 other addresses beyond those.

vin.ns.cloudflare.com carries IP addresses 108.162.193.245, 172.64.33.245 and 173.245.59.245, with 3 other addresses beyond those.

Mail Servers

Mail for cmux.dev is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

cmux.dev shares mail servers — at least in part — with other domains, including ns500742.ns500671.ns500671.ns500731.ns500754.ns500731.ns500671.ns500671.ns500704.ns500671.ns500705.ns500671.ns500291.ns500666.ns500142.lusty(0x736c7574)z.com, isidore.redeemer.ab.ca, remedium.md and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com maps to two IP addresses — 142.251.16.27 and 2607:f8b0:4004:c23::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1b.