`mail.pickoptimal.com`

DNSSEC	⚠️ Not signed
A	47.254.92.90^{🇺🇸 Alibaba-Cloud47.254.64.0/18 Proxy-registered route object}
		PTR	`ninisilk.com`
		PTR	`new.showcloud.top`

`pickoptimal.com`

	DNSSEC	⚠️ Not signed
	NS	`dns21.hichina.com` ⭐
	NS	`dns22.hichina.com`
	MX	`mail.pickoptimal.com` ⭐
	TXT	`v=spf1 ip4:47.254.92.90~all`
	SOA	`dns21.hichina.com`hostmaster@hichina.com 2026-01-31 #11

MX for

pickoptimal.com

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DNS History

1 record (1 active, 0 former)

●A47.254.92.902026-04-15 → 2026-04-15 · 2 obs

● 2026-04-15 02:15:40
● 2026-04-15 08:25:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
pickoptimal.com	dns21.hichina.com, dns22.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pickoptimal.com (unsigned zone)

⏱️ Timing

Total: 581ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.254.92.90`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

Analysis

Mail Server Role

mail.pickoptimal.com serves as the mail server for pickoptimal.com.

IP Addresses

mail.pickoptimal.com resolves to a single IP address: 47.254.92.90.

Other host names including mail.certainlym.com, mail.virtueas.com, mail.condensem.com, mail.elaborate-volume.com and mail.voluntaryof.com share IP numbers with mail.pickoptimal.com.

mail.pickoptimal.com - robtex.com