`3c91.com.tw`

DNSSEC	⚠️ Not signed
A	211.75.179.216^{🇹🇼 HiNet211.75.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. Data Communication Business Group 21, Section 1, Hsin-Yi Road, Taipei Taiwan R.O.C.}
		PTR	`211-75-179-216.hinet-ip.hinet.net`
NS	`dave.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dave.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dave.ns.cloudflare.com`
		A	108.162.193.109^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	172.64.33.109^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	173.245.59.109^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
NS	`nena.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nena.ns.cloudflare.com`
		A	108.162.194.161^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	162.159.38.161^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	172.64.34.161^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c0d::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dl-in-f27.1e100.net`
		A	74.125.137.27^{🇺🇸 Google74.125.137.0/24}
			PTR	`dy-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f26.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.26^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4003:c4a::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulth-in-f27.1e100.net`
		A	142.251.96.26^{🇺🇸 Google142.250.0.0/15}
			PTR	`yutulth-in-f26.1e100.net`
SOA	`dave.ns.cloudflare.com`dns@cloudflare.com serial=2400090411

`com.tw`

	DNSSEC	⚠️ Not signed
	NS	`a.twnic.net.tw` ⭐
	NS	`anytld.apnic.net`
	NS	`b.twnic.net.tw`
	NS	`c.twnic.net.tw`
	NS	`d.twnic.net.tw`
	NS	`e.twnic.net.tw`
	NS	`f.twnic.net.tw`
	NS	`g.twnic.net.tw`
	NS	`h.dns.tw`
	NS	`h.twnic.net.tw`
	SOA	`a.twnic.net.tw`snw@twnic.net.tw serial=2006337914

📈 Tranco rank: #754,164
WOT: SAFE (58/100)

Subdomains

www.3c91.com.tw

Same first word

3c91.com.tw

Similar names

39c1.com

c139.top

c139.com

c139.cn

c319.de

c193.cc

c913.com.au

1c39.com

931c.com

c193.cn

DNS History

8 records (8 active, 0 former)

●NSdave.ns.cloudflare.com2026-02-25 → 2026-03-27 · 2 obs

● 2026-02-25 16:24:44
● 2026-03-27 17:13:58

●NSnena.ns.cloudflare.com2026-02-25 → 2026-03-27 · 2 obs

● 2026-02-25 16:24:44
● 2026-03-27 17:13:58

●MXalt1.aspmx.l.google.com2026-03-27 → 2026-03-27 · 2 obs

● 2026-03-27 17:13:56
● 2026-03-27 17:13:58

●MXalt2.aspmx.l.google.com2026-03-27 → 2026-03-27 · 2 obs

● 2026-03-27 17:13:56
● 2026-03-27 17:13:58

●MXalt3.aspmx.l.google.com2026-03-27 → 2026-03-27 · 2 obs

● 2026-03-27 17:13:56
● 2026-03-27 17:13:58

●MXalt4.aspmx.l.google.com2026-03-27 → 2026-03-27 · 2 obs

● 2026-03-27 17:13:56
● 2026-03-27 17:13:58

●MXaspmx.l.google.com2026-03-27 → 2026-03-27 · 2 obs

● 2026-03-27 17:13:56
● 2026-03-27 17:13:58

●A211.75.179.2162026-02-25 → 2026-03-27 · 2 obs

● 2026-02-25 16:24:44
● 2026-03-27 17:13:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
com.tw	anytld.apnic.net, h.twnic.net.tw, f.twnic.net.tw, h.dns.tw...	17 records
3c91.com.tw	nena.ns.cloudflare.com, dave.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.161

NS records: nena.ns.cloudflare.com, dave.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3c91.com.tw (unsigned zone)

⏱️ Timing

Total: 1374ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.75.179.216`
NS	2	`dave.ns.cloudflare.com, nena.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
SOA	1	`dave.ns.cloudflare.com dns.cloudflare.co`