`mx-cb1.blueferns.com`

DNSSEC	⚠️ Not signed
A	144.91.112.141^{🇩🇪 CONTABO144.91.112.0/23}
		PTR	`mx-cb1.blueferns.com`

`blueferns.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:237f^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:dd30^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.127^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.221.48^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`logan.ns.cloudflare.com` ⭐
NS	`mary.ns.cloudflare.com`
MX	`mx-cb1.blueferns.com` ⭐
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`alt3.aspmx.l.google.com`⁽⁵⁾
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
TXT	`brevo-code:4ae5d09848b5e798bafa195ff22416a2`
TXT	`sendinblue-code:e2cf154a8f0f6ae3f71d1ee18589def7`
TXT	`v=spf1 include:spf.mailjet.com include:_spf.google.com +a +mx +ip4:144.91.112...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.127, 172.67.221.48
		IPv6 hints	2606:4700:3031::6815:237f, 2606:4700:3035::ac43:dd30
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=36, name=cloudflare-ech.com
SOA	`logan.ns.cloudflare.com`dns@cloudflare.com serial=2404167259

PTR for

141.112.91.144.in-addr.arpa

1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.5.0.0.4.4.2.2.7.0.2.c.2.0.a.2.ip6.arpa

MX for

akkimova.com

intermas.in

DNS History

1 record (1 active, 0 former)

●A144.91.112.1412026-02-15 → 2026-05-13 · 2 obs

● 2026-02-15 01:39:24
● 2026-05-13 20:05:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net...	-
blueferns.com	mary.ns.cloudflare.com, logan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.198

NS records: mary.ns.cloudflare.com, logan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blueferns.com (unsigned zone)

⏱️ Timing

Total: 155ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`144.91.112.141`

📌 Glue Records Collected

Total: 12

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

Analysis

Mail Server Role

mx-cb1.blueferns.com serves as the mail server for akkimova.com and intermas.in.

IP Addresses

mx-cb1.blueferns.com resolves to one IP number: 144.91.112.141.

mx-cb1.blueferns.com - robtex.com