`chenglongtw.com`

DNSSEC	⚠️ Not signed
A	206.108.54.148^{🇺🇸 AS46597206.108.54.0/24}
NS	`ns29a.dnsnoc123.com` ⭐
		A	206.108.54.147^{🇺🇸 AS46597206.108.54.0/24}
NS	`ns29b.dnsnoc123.com`
		A	206.108.54.148^{🇺🇸 AS46597206.108.54.0/24}
MX	`chenglongtw.com` ⭐
		A	206.108.54.148^{🇺🇸 AS46597206.108.54.0/24}
TXT	`v=spf1 ip4:206.108.54.150 ip4:206.108.54.148 +a +mx ~all`
SOA	`ns29a.dnsnoc123.com`support@website.com.tw 2026-04-14 #1

`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=1776143092

MX for

chenglongtw.com

Subdomains

0800.chenglongtw.com

Same first word

chenglongtw.com

DNS History

10 records (4 active, 6 former)

○NSns108a.247-hosting.com2015-05-18 → 2017-03-29 · 4 obs

● 2015-05-18 04:13:26
● 2017-03-29 07:02:22
○ 2020-03-22 04:35:44
○ 2026-04-14 05:23:04

○NSns108b.247-hosting.com2015-05-18 → 2017-03-29 · 4 obs

● 2015-05-18 04:13:26
● 2017-03-29 07:02:22
○ 2020-03-22 04:35:44
○ 2026-04-14 05:23:04

●NSns29a.dnsnoc123.com2020-03-22 → 2026-04-14 · 3 obs

○ 2017-03-29 07:02:22
● 2020-03-22 04:35:44
● 2026-04-14 05:23:04

●NSns29b.dnsnoc123.com2020-03-22 → 2026-04-14 · 3 obs

○ 2017-03-29 07:02:22
● 2020-03-22 04:35:44
● 2026-04-14 05:23:04

●MXchenglongtw.com2015-05-18 → 2026-04-14 · 2 obs

● 2015-05-18 04:13:26
● 2026-04-14 05:23:04

○A192.190.225.2022020-03-22 → 2020-03-22 · 4 obs

○ 2017-03-29 07:02:22
● 2020-03-22 04:35:44
○ 2026-03-06 05:40:42
○ 2026-04-14 05:23:04

●A206.108.54.1482026-03-06 → 2026-04-14 · 3 obs

○ 2020-03-22 04:35:44
● 2026-03-06 05:40:42
● 2026-04-14 05:23:04

○A61.67.218.202015-05-18 → 2015-05-18 · 3 obs

● 2015-05-18 04:13:26
○ 2015-10-23 17:32:12
○ 2026-04-14 05:23:04

○A61.67.218.282015-10-23 → 2016-08-10 · 5 obs

○ 2015-05-18 04:13:26
● 2015-10-23 17:32:12
● 2016-08-10 10:18:08
○ 2017-03-29 07:02:22
○ 2026-04-14 05:23:04

○A69.12.71.32017-03-29 → 2017-03-29 · 4 obs

○ 2016-08-10 10:18:08
● 2017-03-29 07:02:22
○ 2020-03-22 04:35:44
○ 2026-04-14 05:23:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net...	-
chenglongtw.com	ns29b.dnsnoc123.com, ns29a.dnsnoc123.com	2 records

✅ Authoritative Response

Server:206.108.54.147

NS records: ns29b.dnsnoc123.com, ns29a.dnsnoc123.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chenglongtw.com (unsigned zone)

⏱️ Timing

Total: 387ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`206.108.54.148`
NS	2	`ns29a.dnsnoc123.com, ns29b.dnsnoc123.com`
MX	1	`chenglongtw.com (pri: 0)`
TXT	1	`v=spf1 ip4:206.108.54.150 ip4:206.108.54`
SOA	1	`ns29a.dnsnoc123.com support.website.com.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns29b.dnsnoc123.com, ns29a.dnsnoc123.com)

Analysis

Hierarchy

chenglongtw.com is the parent of 0800.chenglongtw.com.

Mail Server Role

For chenglongtw.com, the mail server is chenglongtw.com.

IP Addresses

chenglongtw.com points to a single IP number: 206.108.54.148.

other host names for instance 0800.chenglongtw.com, ns244b.ecdsystem.com, wfi.com.tw, ns29b.dnsnoc123.com and znskura777.com share IP numbers with chenglongtw.com.

Name Servers

chenglongtw.com is delegated to two name servers: ns29a.dnsnoc123.com and ns29b.dnsnoc123.com.

chenglongtw.com shares the same name server setup as other domains, for example wfi.com.tw, wmzaiyiqi.com, ez1799.com.tw, listed.com.tw and yame.com.tw.

Host names with one IP number:

The host ns29a.dnsnoc123.com points to 206.108.54.147 and the host ns29b.dnsnoc123.com points to 206.108.54.148.

Mail Servers

One mail server handles chenglongtw.com.

Host name chenglongtw.com points to IP address 206.108.54.148.

chenglongtw.com - robtex.com

chenglongtw.com

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