`sanjwu.com`

DNSSEC	⚠️ Not signed
NS	`localhost@` ⭐
NS	`ns1.cyberdns.tw`
		A	34.80.212.212^{🇹🇼 Google34.80.208.0/20}
			PTR	`212.212.80.34.bc.googleusercontent.com`
NS	`ns2.cyberdns.tw`
		A	35.194.228.87^{🇹🇼 Google35.194.224.0/20}
			PTR	`87.228.194.35.bc.googleusercontent.com`
MX	`mx.sanjwu.com` ⭐
		A	210.61.199.197^{🇹🇼 HiNet210.61.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`mx.sanjwu.com`
TXT	`google-site-verification=4c6ynzZesdxNbyqB2w-U6e9qy8Be34sxcCNha9Z2-wY`
TXT	`v=spf1 a mx ip4:168.95.0.0/24 ip4:203.69.209.0/24 ip4:210.65.1.0/24 include:i...`
TXT	`google-site-verification=1664XJm2Wu-gojhd4mKiqZ7L3Hi3sJ5l42BUIOwKUXg`
SOA	`localhost@`hostmaster@sanjwu.com serial=2025

`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=1777508231

Subdomains

mx.sanjwu.com

Same first word

sanjwu.com

Similar names

njsuwa.com

sunjaw.com

DNS History

7 records (4 active, 3 former)

●NSlocalhost@2015-06-11 → 2026-04-30 · 5 obs

● 2015-06-11 08:20:24
○ 2015-10-31 20:16:40
○ 2017-05-27 19:21:28
● 2026-03-19 05:30:20
● 2026-04-30 00:21:06

○NSlocalhost\@2015-10-31 → 2017-05-27 · 5 obs

○ 2015-06-11 08:20:24
● 2015-10-31 20:16:40
● 2017-05-27 19:21:28
○ 2026-03-19 05:30:20
○ 2026-04-30 00:21:06

●NSns1.cyberdns.tw2026-03-19 → 2026-04-30 · 3 obs

○ 2017-05-27 19:21:28
● 2026-03-19 05:30:20
● 2026-04-30 00:21:06

●NSns2.cyberdns.tw2026-03-19 → 2026-04-30 · 3 obs

○ 2017-05-27 19:21:28
● 2026-03-19 05:30:20
● 2026-04-30 00:21:06

○NSpdns1.pchome.com.tw2015-06-11 → 2017-05-27 · 4 obs

● 2015-06-11 08:20:24
● 2017-05-27 19:21:28
○ 2026-03-19 05:30:20
○ 2026-04-30 00:21:06

○NSpdns2.pchome.com.tw2015-06-11 → 2017-05-27 · 4 obs

● 2015-06-11 08:20:24
● 2017-05-27 19:21:28
○ 2026-03-19 05:30:20
○ 2026-04-30 00:21:06

●MXmx.sanjwu.com2015-06-11 → 2026-04-30 · 2 obs

● 2015-06-11 08:20:24
● 2026-04-30 00:21:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...	-
sanjwu.com	ns1.cyberdns.tw, ns2.cyberdns.tw	-

✅ Authoritative Response

Server:34.80.212.212

NS records: ns1.cyberdns.tw, ns2.cyberdns.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sanjwu.com (unsigned zone)

⏱️ Timing

Total: 1423ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.cyberdns.tw, ns1.cyberdns.tw`
MX	1	`mx.sanjwu.com (pri: 10)`
TXT	3	`google-site-verification=4c6ynzZesdxNbyq, v=spf1 a mx ip4:168.95.0.0/24 ip4:203.69...`
SOA	1	`localhost@ hostmaster.sanjwu.com`

Analysis

Hierarchy

sanjwu.com is the parent of mx.sanjwu.com.

Name Servers

sanjwu.com is delegated to three name servers localhost@, ns1.cyberdns.tw and ns2.cyberdns.tw.

sanjwu.com at least partially shares name servers with other domains, for instance e-gps.com.tw, moridea.com, bertchou.com, denwell.com.tw and ibeta.tw.

Host names with one IP number:

ns1.cyberdns.tw points to 34.80.212.212

ns2.cyberdns.tw points to 35.194.228.87

Mail Servers

sanjwu.com is handled by a single mail server, mx.sanjwu.com.

mx.sanjwu.com resolves to IP 210.61.199.197.

sanjwu.com - robtex.com

sanjwu.com

com