`mail.optionallab.com`

DNSSEC	⚠️ Not signed
A	43.241.73.192^{🇭🇰 SCICUBE-AS43.241.73.0/24 SCICUBE-ROUTE-OBJ}
		PTR	`tgt-tko-m408.pointdnshere.com`

`optionallab.com`

	DNSSEC	⚠️ Not signed
	A	43.241.73.192^{🇭🇰 SCICUBE-AS43.241.73.0/24 SCICUBE-ROUTE-OBJ}
	NS	`ns33.pointdnshere.com` ⭐
	NS	`ns34.pointdnshere.com`
	MX	`mail.optionallab.com` ⭐
	TXT	`v=spf1 a mx include:pointdnshere.com ~all`
	SOA	`ns33.pointdnshere.com`hostmaster@optionallab.com 2026-01-15 #3

MX for

optionallab.com

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DNS History

2 records (1 active, 1 former)

○A103.11.103.252018-01-11 → 2018-01-11 · 3 obs

● 2018-01-11 07:11:30
○ 2026-03-11 19:02:30
○ 2026-03-28 10:38:08

●A43.241.73.1922026-03-11 → 2026-03-28 · 3 obs

○ 2018-01-11 07:11:30
● 2026-03-11 19:02:30
● 2026-03-28 10:38:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net...	-
optionallab.com	ns33.pointdnshere.com, ns34.pointdnshere.com	2 records

✅ Authoritative Response

Server:43.241.73.192

NS records: ns33.pointdnshere.com, ns34.pointdnshere.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optionallab.com (unsigned zone)

⏱️ Timing

Total: 874ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.241.73.192`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns33.pointdnshere.com, ns34.pointdnshere.com)

Analysis

Mail Server Role

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

IP Addresses

mail.optionallab.com points to IP number: 43.241.73.192.

Other host names such as ypex.net, stylekiki.com, macauwsp.info, azzurra.com.hk and mail.vige.com.hk share IPs with mail.optionallab.com.

mail.optionallab.com - robtex.com