`englishclass.com.tw`

DNSSEC	⚠️ Not signed
NS	`gerardo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ce6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gerardo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gerardo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gerardo.ns.cloudflare.com`
		A	108.162.195.230^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gerardo.ns.cloudflare.com`
		A	162.159.44.230^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gerardo.ns.cloudflare.com`
		A	172.64.35.230^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gerardo.ns.cloudflare.com`
NS	`thea.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thea.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`thea.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`thea.ns.cloudflare.com`
		A	108.162.194.247^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thea.ns.cloudflare.com`
		A	162.159.38.247^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thea.ns.cloudflare.com`
		A	172.64.34.247^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thea.ns.cloudflare.com`
SOA	`gerardo.ns.cloudflare.com`dns@cloudflare.com serial=2406992270

`com.tw`

	DNSSEC	⚠️ Not signed
	NS	`a.twnic.net.tw` ⭐ ⚠️ Not in parent delegation
	NS	`anytld.apnic.net` ⚠️ Not in parent delegation
	NS	`b.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`c.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`d.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`e.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`f.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`g.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`h.dns.tw` ⚠️ Not in parent delegation
	NS	`h.twnic.net.tw` ⚠️ Not in parent delegation
	SOA	`a.twnic.net.tw`snw@twnic.net.tw serial=2006383153

WOT: SAFE (58/100)

Same first word

englishclass.net

englishclass.co.in

englishclass.ai

englishclass.com.br

englishclass.eu

englishclass.ca

englishclass.it

englishclass.es

englishclass.com.tw

englishclass.fr

englishclass.xyz

englishclass.in.ua

englishclass.by

englishclass.mn

Similar names

classenglish.com

shellcasings.com

DNS History

12 records (2 active, 10 former)

●NSgerardo.ns.cloudflare.com2026-04-21 → 2026-07-19 · 3 obs

○ 2017-02-07 16:40:08
● 2026-04-21 02:16:08
● 2026-07-19 01:01:58

○NSns6.cpi.ad.jp2016-02-24 → 2016-06-20 · 4 obs

● 2016-02-24 03:34:00
● 2016-06-20 17:16:44
○ 2017-02-07 16:40:08
○ 2026-07-19 01:01:58

○NSns7.cpi.ad.jp2016-02-24 → 2016-06-20 · 4 obs

● 2016-02-24 03:34:00
● 2016-06-20 17:16:44
○ 2017-02-07 16:40:08
○ 2026-07-19 01:01:58

●NSthea.ns.cloudflare.com2026-04-21 → 2026-07-19 · 3 obs

○ 2017-02-07 16:40:08
● 2026-04-21 02:16:08
● 2026-07-19 01:01:58

○MXvlmx20.secure.ne.jp2016-02-24 → 2016-06-20 · 4 obs

● 2016-02-24 03:34:00
● 2016-06-20 17:16:44
○ 2017-02-07 16:40:08
○ 2026-07-19 01:01:58

○MXvlmx21.secure.ne.jp2016-02-24 → 2016-06-20 · 4 obs

● 2016-02-24 03:34:00
● 2016-06-20 17:16:44
○ 2017-02-07 16:40:08
○ 2026-07-19 01:01:58

○MXvlmx22.secure.ne.jp2016-02-24 → 2016-06-20 · 4 obs

● 2016-02-24 03:34:00
● 2016-06-20 17:16:44
○ 2017-02-07 16:40:08
○ 2026-07-19 01:01:58

○A104.21.32.1982026-04-21 → 2026-04-21 · 4 obs

○ 2017-02-07 16:40:08
● 2026-04-21 02:16:08
○ 2026-05-07 08:16:26
○ 2026-07-19 01:01:58

○A150.60.156.1152016-02-24 → 2016-06-20 · 4 obs

● 2016-02-24 03:34:00
● 2016-06-20 17:16:44
○ 2017-02-07 16:40:08
○ 2026-07-19 01:01:58

○A172.67.154.1152026-04-21 → 2026-04-21 · 4 obs

○ 2017-02-07 16:40:08
● 2026-04-21 02:16:08
○ 2026-05-07 08:16:26
○ 2026-07-19 01:01:58

○A2606:4700:3032::6815:20c62026-04-21 → 2026-04-21 · 4 obs

○ 2017-02-07 16:40:08
● 2026-04-21 02:16:08
○ 2026-05-07 08:16:26
○ 2026-07-19 01:01:58

○A2606:4700:3033::ac43:9a732026-04-21 → 2026-04-21 · 4 obs

○ 2017-02-07 16:40:08
● 2026-04-21 02:16:08
○ 2026-05-07 08:16:26
○ 2026-07-19 01:01:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	h.dns.tw, g.dns.tw, a.dns.tw, e.dns.tw...	-
englishclass.com.tw	thea.ns.cloudflare.com, gerardo.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.247

NS records: thea.ns.cloudflare.com, gerardo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for englishclass.com.tw (unsigned zone)

⏱️ Timing

Total: 561ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`gerardo.ns.cloudflare.com, thea.ns.cloudflare.com`
SOA	1	`gerardo.ns.cloudflare.com dns.cloudflare`

Analysis

Name Servers

Two name servers handle the delegation for englishclass.com.tw: gerardo.ns.cloudflare.com and thea.ns.cloudflare.com.

englishclass.com.tw shares its NS records with other domains, for example momotaro.com.mx, szhr.cn.com, octoverse.com.tw and two others.

englishclass.com.tw shares at least some of its name servers with other domains, including metruyenvn.org, cyjsw.com, primehort.co.nz and two others.

These name servers are frequently paired with the name servers matias.ns.cloudflare.com, ezra.ns.cloudflare.com and dave.ns.cloudflare.com.

DNS names with 6 IP addresses:

gerardo.ns.cloudflare.com resolves to 108.162.195.230, 162.159.44.230 and 172.64.35.230 among others, with 3 other IP addresses in total.

thea.ns.cloudflare.com resolves to 108.162.194.247, 162.159.38.247 and 172.64.34.247 among others, with 3 other IP addresses in total.

englishclass.com.tw - robtex.com