`infotronic-int.com`

DNSSEC	⚠️ Not signed
A	202.181.170.246^{🇭🇰 HKCIX-AS-AP202.181.170.0/24 Route Object for 202.181.170.0/24}
		PTR	`ta01.topasia.com.hk`
NS	`ta01.topasia.com.hk` ⭐ ⚠️ Not in parent delegation
NS	`ns1.topasia.com.hk` ⚠️ Not in zone NS records
		A	202.181.170.246^{🇭🇰 HKCIX-AS-AP202.181.170.0/24 Route Object for 202.181.170.0/24}
			PTR	`ta01.topasia.com.hk`
NS	`ns2.topasia.com.hk` ⚠️ Not in zone NS records
NS	`ta02.topasia.com.hk` ⚠️ Not in parent delegation
		A	202.181.170.248^{🇭🇰 HKCIX-AS-AP202.181.170.0/24 Route Object for 202.181.170.0/24}
			PTR	`ta02.topasia.com.hk`
MX	`mail.infotronic-int.com` ⭐
TXT	`v=spf1 a mx ip4:202.181.170.246 ~all`
SOA	`ta01.topasia.com.hk`root@infotronic-int.com 2023-11-27 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778743801

Subdomains

mail.infotronic-int.com

Same first word

infotronic-int.com

DNS History

8 records (6 active, 2 former)

●NSns1.topasia.com.hk2026-03-11 → 2026-05-14 · 3 obs

○ 2015-07-10 21:32:26
● 2026-03-11 21:06:04
● 2026-05-14 07:33:42

●NSns2.topasia.com.hk2026-03-11 → 2026-05-14 · 3 obs

○ 2015-07-10 21:32:26
● 2026-03-11 21:06:04
● 2026-05-14 07:33:42

●NSta01.topasia.com.hk2015-07-10 → 2026-05-14 · 2 obs

● 2015-07-10 21:32:26
● 2026-05-14 07:33:42

●NSta02.topasia.com.hk2015-07-10 → 2026-05-14 · 2 obs

● 2015-07-10 21:32:26
● 2026-05-14 07:33:42

●MXmail.infotronic-int.com2015-07-10 → 2026-05-14 · 2 obs

● 2015-07-10 21:32:26
● 2026-05-14 07:33:42

○A117.18.112.2462016-03-05 → 2016-03-05 · 4 obs

○ 2015-11-10 23:37:56
● 2016-03-05 21:25:40
○ 2016-06-22 02:36:04
○ 2026-05-14 07:33:42

●A202.181.170.2462016-06-22 → 2026-05-14 · 3 obs

○ 2016-03-05 21:25:40
● 2016-06-22 02:36:04
● 2026-05-14 07:33:42

○A203.169.176.2182015-07-10 → 2015-11-10 · 4 obs

● 2015-07-10 21:32:26
● 2015-11-10 23:37:56
○ 2016-03-05 21:25:40
○ 2026-05-14 07:33:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net...	-

✅ Authoritative Response

Server:192.5.6.30

NS records: k.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2519ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Hierarchy

infotronic-int.com is the parent of mail.infotronic-int.com.

IP Addresses

infotronic-int.com resolves to one IP number: 202.181.170.246.

other host names including areaplus.hk, ever-pacific.com, ns1.topasia.com.hk, mail.areaplus.hk and mail.charming-lite.com share IP numbers with infotronic-int.com.

Name Servers

infotronic-int.com is delegated to four name servers: ns1.topasia.com.hk, ns2.topasia.com.hk, ta01.topasia.com.hk and ta02.topasia.com.hk.

infotronic-int.com at least partially shares name servers with other domains, for instance topasia.com.hk, kshk.com, infotronic-tech.com, areaplus.com.hk and rhenish.org.hk.

These name servers are commonly used alongside ns3.topasia.com.hk and ns.topasia.com.hk.

Host names with one IP number:

ns1.topasia.com.hk points to 202.181.170.246

ta02.topasia.com.hk points to 202.181.170.248

Mail Servers

infotronic-int.com is handled by a single mail server, mail.infotronic-int.com.

infotronic-int.com - robtex.com