`denso-scientific.com`

DNSSEC	⚠️ Not signed
A	219.84.199.120^{🇹🇼 SO-NET-TW219.84.192.0/19 So-net Entertainment Taiwan Limited CO., LTD.}
		PTR	`so199-120.asiawhere.com`
NS	`ns2.wt500.com` ⭐
		A	219.84.199.2^{🇹🇼 SO-NET-TW219.84.192.0/19 So-net Entertainment Taiwan Limited CO., LTD.}
			PTR	`so199-2.asiawhere.com`
NS	`ns1.wt500.com`
		A	219.84.199.1^{🇹🇼 SO-NET-TW219.84.192.0/19 So-net Entertainment Taiwan Limited CO., LTD.}
			PTR	`so199-1.asiawhere.com`
NS	`ns3.wt500.com`
		A	61.56.223.218^{🇹🇼 NCIC-TW61.56.223.0/24 Far Eastone Telecommunications Co., Ltd}
			PTR	`fa223-218.asiawhere.com`
NS	`ns4.wt500.com`
		A	61.56.223.219^{🇹🇼 NCIC-TW61.56.223.0/24 Far Eastone Telecommunications Co., Ltd}
			PTR	`fa223-219.asiawhere.com`
MX	`mail.denso-scientific.com` ⭐
		A	219.84.199.120^{🇹🇼 SO-NET-TW219.84.192.0/19 So-net Entertainment Taiwan Limited CO., LTD.}
			PTR	`so199-120.asiawhere.com`
TXT	`v=spf1 a mx ip4:219.84.199.120 ?all`
SOA	`ns2.wt500.com`dennis@denso-scientific.com serial=1571727681

`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=1778773261

⚠️ On DNS blocklist: tif

Subdomains

mail.denso-scientific.com

Same first word

denso-scientific.com

DNS History

10 records (6 active, 4 former)

●NSns1.wt500.com2015-08-23 → 2026-05-14 · 3 obs

○ 2008-03-09 17:15:38
● 2015-08-23 12:49:30
● 2026-05-14 16:09:20

○NSns150.wt1000.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 17:15:38
○ 2015-08-23 12:49:30
○ 2026-05-14 16:09:20

○NSns151.wt1000.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 17:15:38
○ 2015-08-23 12:49:30
○ 2026-05-14 16:09:20

●NSns2.wt500.com2015-08-23 → 2026-05-14 · 3 obs

○ 2008-03-09 17:15:38
● 2015-08-23 12:49:30
● 2026-05-14 16:09:20

●NSns3.wt500.com2019-03-31 → 2026-05-14 · 3 obs

○ 2015-08-23 12:49:30
● 2019-03-31 22:21:14
● 2026-05-14 16:09:20

●NSns4.wt500.com2019-03-31 → 2026-05-14 · 3 obs

○ 2015-08-23 12:49:30
● 2019-03-31 22:21:14
● 2026-05-14 16:09:20

●MXmail.denso-scientific.com2008-03-09 → 2026-05-14 · 2 obs

● 2008-03-09 17:15:38
● 2026-05-14 16:09:20

●A219.84.199.1202026-03-27 → 2026-05-14 · 3 obs

○ 2019-03-31 22:21:14
● 2026-03-27 15:06:04
● 2026-05-14 16:09:20

○A219.84.199.372015-08-23 → 2019-03-31 · 5 obs

○ 2008-03-09 17:15:38
● 2015-08-23 12:49:30
● 2019-03-31 22:21:14
○ 2026-03-27 15:06:04
○ 2026-05-14 16:09:20

○A61.31.198.1502008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 17:15:38
○ 2015-08-23 12:49:30
○ 2026-05-14 16:09:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
denso-scientific.com	ns1.wt500.com, ns2.wt500.com, ns3.wt500.com, ns4.wt500.com	4 records

✅ Authoritative Response

Server:219.84.199.1

NS records: ns1.wt500.com, ns2.wt500.com, ns3.wt500.com, ns4.wt500.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for denso-scientific.com (unsigned zone)

⏱️ Timing

Total: 775ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`219.84.199.120`
NS	4	`ns4.wt500.com, ns1.wt500.com...`
MX	1	`mail.denso-scientific.com (pri: 10)`
TXT	1	`v=spf1 a mx ip4:219.84.199.120 ?all`
SOA	1	`ns2.wt500.com dennis.denso-scientific.co`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.wt500.com, ns2.wt500.com, ns3.wt500.com...)

Analysis

Hierarchy

denso-scientific.com is the parent of mail.denso-scientific.com.

IP Addresses

denso-scientific.com points to IP number 219.84.199.120.

For instance, other host names mail.delian.com.tw, aift.com.tw, lawyers.idv.tw, www.bebit.com.tw and mail.sci.org.tw share IP numbers with denso-scientific.com.

Name Servers

denso-scientific.com is delegated to four name servers: ns1.wt500.com, ns2.wt500.com, ns3.wt500.com and ns4.wt500.com.

denso-scientific.com shares name servers with other domains at least partially, for example waterfun.com.tw, interasia-group.com.tw, puresonic.com.tw, hdic.com.tw and gps110.com.tw.

These name servers are commonly used with the name servers ns1.wa1000.com and ns2.wa1000.com.

Host names with a single IP:

ns1.wt500.com points to 219.84.199.1

ns2.wt500.com points to 219.84.199.2

ns3.wt500.com points to 61.56.223.218

ns4.wt500.com points to 61.56.223.219

Mail Servers

denso-scientific.com is handled by a single mail server, mail.denso-scientific.com.

mail.denso-scientific.com points to a single IP: 219.84.199.120.

denso-scientific.com - robtex.com