🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`md058.culu365.com`

CNAME	`mx1.dusu.org`
CNAME	`mx6.dusu.org`
DNSSEC	⚠️ Not signed
A	198.23.250.202^{🇺🇸 COLOCROSSING198.23.250.0/24}
		PTR	`smtp.quciw.com`

`culu365.com`

	DNSSEC	⚠️ Not signed
	A	172.247.224.103^{🇺🇸 CNSERVERSLLC172.247.0.0/16 cust proxy reg}
	NS	`rory.ns.cloudflare.com` ⭐
	NS	`uma.ns.cloudflare.com`
	MX	`md058.culu365.com` ⭐
	MX	`m68bf.culu365.com`⁽⁴⁴⁾
	TXT	`v=spf1 include:spf0cdd.culu365.com -all`
	SOA	`rory.ns.cloudflare.com`dns@cloudflare.com serial=2412307954

MX for

culu365.com

Similar names

dm508.com

DNS History

1 record (1 active, 0 former)

●CNAMEmx1.dusu.org2026-05-23 → 2026-08-16 · 2 obs

● 2026-05-23 13:23:02
● 2026-08-16 01:48:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
culu365.com	uma.ns.cloudflare.com, rory.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.166

NS records: uma.ns.cloudflare.com, rory.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for culu365.com (unsigned zone)

⏱️ Timing

Total: 91ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`mx1.dusu.org`

📌 Glue Records Collected

Total: 12

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

Analysis

Mail Server Role

Mail for culu365.com is routed through the mail server md058.culu365.com.

m68bf.culu365.com frequently appears as a mail server alongside md058.culu365.com.

IP Addresses

md058.culu365.com has exactly one IP address — 198.23.250.202.

mx6.dushu.ru, mx6.iqun.org, mx6.quju.app plus two other host names have IP numbers in common with md058.culu365.com.

md058.culu365.com - robtex.com