mail.ruser.dev - dns.ninja

`mail.ruser.dev`

DNSSEC	⚠️ Not signed
A	139.162.183.34^{🇩🇪 AKAMAI-LINODE-AP139.162.160.0/19 Akamai Technologies}
		PTR	`mail.ruser.dev`

`ruser.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:4211^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9b0a^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.66.17^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.155.10^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kanye.ns.cloudflare.com` ⭐
NS	`ollie.ns.cloudflare.com`
MX	`mail.ruser.dev` ⭐
TXT	`v=spf1 mx -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.66.17, 172.67.155.10
		IPv6 hints	2606:4700:3031::6815:4211, 2606:4700:3035::ac43:9b0a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=219, name=cloudflare-ech.com
SOA	`kanye.ns.cloudflare.com`dns@cloudflare.com serial=2406676469

PTR for

34.183.162.139.in-addr.arpa

MX for

ruser.dev

Same first word

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DNS History

1 record (1 active, 0 former)

●A139.162.183.342026-02-15 → 2026-06-28 · 2 obs

● 2026-02-15 04:38:34
● 2026-06-28 13:00:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
ruser.dev	ollie.ns.cloudflare.com, kanye.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.71

NS records: ollie.ns.cloudflare.com, kanye.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ruser.dev (unsigned zone)

⏱️ Timing

Total: 764ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.162.183.34`

Analysis

Mail Server Role

The mail server mail.ruser.dev processes email for ruser.dev.

IP Addresses

mail.ruser.dev resolves to just one IP address, 139.162.183.34.