`mail.dosuba.com`

	DNSSEC	⚠️ Not signed
	A	157.230.128.250^{🇺🇸 DIGITALOCEAN157.230.128.0/20 DigitalOcean}

`dosuba.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1e2c^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:968c^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.44^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.150.140^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cleo.ns.cloudflare.com` ⭐
NS	`tia.ns.cloudflare.com`
MX	`mail.dosuba.com` ⭐
TXT	`v=spf1 a mx ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.30.44, 172.67.150.140
		IPv6	2606:4700:3031::6815:1e2c, 2606:4700:3035::ac43:968c
SOA	`cleo.ns.cloudflare.com`dns@cloudflare.com serial=2397731135

MX for

dosuba.com

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DNS History

1 record (1 active, 0 former)

●A157.230.128.2502026-02-20 → 2026-03-28 · 2 obs

● 2026-02-20 18:20:12
● 2026-03-28 05:06:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net...	-
dosuba.com	cleo.ns.cloudflare.com, tia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.89

NS records: cleo.ns.cloudflare.com, tia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dosuba.com (unsigned zone)

⏱️ Timing

Total: 83ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.230.128.250`

📌 Glue Records Collected

Total: 12

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

Analysis

Mail Server Role

mail.dosuba.com functions as a mail server for dosuba.com.

IP Addresses

mail.dosuba.com resolves to one IP number: 157.230.128.250.

other host names including mail.korpip.com, mail.ravanu.com, mail.staypainting.com, mail.northcoast-customs.com and mail.oadiy.com share IP numbers with mail.dosuba.com.

mail.dosuba.com - robtex.com

mail.dosuba.com

dosuba.com