`seeseeoptical.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:33f5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:c040^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.51.245^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.64^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`crystal.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`crystal.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`crystal.ns.cloudflare.com`
		A	108.162.194.202^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	162.159.38.202^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	172.64.34.202^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
NS	`piers.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c10^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`piers.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c310^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`piers.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2310^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`piers.ns.cloudflare.com`
		A	108.162.195.16^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`piers.ns.cloudflare.com`
		A	162.159.44.16^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`piers.ns.cloudflare.com`
		A	172.64.35.16^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`piers.ns.cloudflare.com`
MX	`mx-n.global-mail.cn` ⭐
		A	101.36.121.182^{🇭🇰 UCLOUD-1101.36.121.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL,}
MX	`mx1-n.global-mail.cn`⁽²⁰⁾
		A	117.50.223.79^{🇨🇳 CHINA169-BJ117.50.192.0/19 China Telecom Beijing Co. Ltd.}
TXT	`v=spf1 include:spfv.global-mail.cn -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.51.245, 172.67.192.64
		IPv6	2606:4700:3031::6815:33f5, 2606:4700:3033::ac43:c040
SOA	`crystal.ns.cloudflare.com`dns@cloudflare.com serial=2396347601

`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=1774376642

Same first word

seeseeoptical.com

DNS History

21 records (8 active, 13 former)

●NScrystal.ns.cloudflare.com2026-02-22 → 2026-03-24 · 3 obs

○ 2018-07-23 21:03:10
● 2026-02-22 06:38:46
● 2026-03-24 18:34:38

○NSns11.xincache.com2015-06-05 → 2015-06-05 · 3 obs

● 2015-06-05 04:38:54
○ 2015-10-28 18:19:40
○ 2026-03-24 18:34:38

○NSns12.xincache.com2015-06-05 → 2015-06-05 · 3 obs

● 2015-06-05 04:38:54
○ 2015-10-28 18:19:40
○ 2026-03-24 18:34:38

○NSns17.xincache.com2015-10-28 → 2018-07-23 · 5 obs

○ 2015-06-05 04:38:54
● 2015-10-28 18:19:40
● 2018-07-23 21:03:10
○ 2026-02-22 06:38:46
○ 2026-03-24 18:34:38

○NSns18.xincache.com2015-10-28 → 2018-07-23 · 5 obs

○ 2015-06-05 04:38:54
● 2015-10-28 18:19:40
● 2018-07-23 21:03:10
○ 2026-02-22 06:38:46
○ 2026-03-24 18:34:38

●NSpiers.ns.cloudflare.com2026-02-22 → 2026-03-24 · 3 obs

○ 2018-07-23 21:03:10
● 2026-02-22 06:38:46
● 2026-03-24 18:34:38

●MXmx-n.global-mail.cn2017-02-04 → 2026-03-24 · 3 obs

○ 2016-04-15 20:27:28
● 2017-02-04 16:33:50
● 2026-03-24 18:34:38

●MXmx1-n.global-mail.cn2017-02-04 → 2026-03-24 · 3 obs

○ 2016-04-15 20:27:28
● 2017-02-04 16:33:50
● 2026-03-24 18:34:38

○MXmxbiz1.qq.com2015-06-05 → 2016-04-15 · 4 obs

● 2015-06-05 04:38:54
● 2016-04-15 20:27:28
○ 2017-02-04 16:33:50
○ 2026-03-24 18:34:38

○MXmxbiz2.qq.com2015-06-05 → 2016-04-15 · 4 obs

● 2015-06-05 04:38:54
● 2016-04-15 20:27:28
○ 2017-02-04 16:33:50
○ 2026-03-24 18:34:38

●A104.21.51.2452026-02-22 → 2026-03-24 · 3 obs

○ 2018-07-23 21:03:10
● 2026-02-22 06:38:46
● 2026-03-24 18:34:38

○A115.126.47.512018-07-23 → 2018-07-23 · 4 obs

○ 2017-02-04 16:33:50
● 2018-07-23 21:03:10
○ 2026-02-22 06:38:46
○ 2026-03-24 18:34:38

●A172.67.192.642026-02-22 → 2026-03-24 · 3 obs

○ 2018-07-23 21:03:10
● 2026-02-22 06:38:46
● 2026-03-24 18:34:38

○A183.91.52.1952015-06-05 → 2016-04-15 · 4 obs

● 2015-06-05 04:38:54
● 2016-04-15 20:27:28
○ 2017-02-04 16:33:50
○ 2026-03-24 18:34:38

○A188.114.96.02026-02-22 → 2026-03-24 · 2 obs

○ 2026-02-22 06:38:46
○ 2026-03-24 18:34:38

○A188.114.97.02026-02-22 → 2026-03-24 · 2 obs

○ 2026-02-22 06:38:46
○ 2026-03-24 18:34:38

●A2606:4700:3031::6815:33f52026-02-22 → 2026-03-24 · 3 obs

○ 2018-07-23 21:03:10
● 2026-02-22 06:38:46
● 2026-03-24 18:34:38

●A2606:4700:3033::ac43:c0402026-02-22 → 2026-03-24 · 3 obs

○ 2018-07-23 21:03:10
● 2026-02-22 06:38:46
● 2026-03-24 18:34:38

○A2a06:98c1:3120::2026-02-22 → 2026-03-24 · 2 obs

○ 2026-02-22 06:38:46
○ 2026-03-24 18:34:38

○A2a06:98c1:3121::2026-02-22 → 2026-03-24 · 2 obs

○ 2026-02-22 06:38:46
○ 2026-03-24 18:34:38

○A45.121.142.1152017-02-04 → 2017-02-04 · 4 obs

○ 2016-04-15 20:27:28
● 2017-02-04 16:33:50
○ 2018-07-23 21:03:10
○ 2026-03-24 18:34:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net...	-
seeseeoptical.com	crystal.ns.cloudflare.com, piers.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.202

NS records: crystal.ns.cloudflare.com, piers.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seeseeoptical.com (unsigned zone)

⏱️ Timing

Total: 167ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.192.64, 104.21.51.245`
AAAA	2	`2606:4700:3031::6815:33f5, 2606:4700:3033::ac43:c040`
NS	2	`crystal.ns.cloudflare.com, piers.ns.cloudflare.com`
MX	2	`mx-n.global-mail.cn (pri: 10), mx1-n.global-mail.cn (pri: 20)`
TXT	1	`v=spf1 include:spfv.global-mail.cn -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`crystal.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (crystal.ns.cloudflare.com, crystal.ns.cloudflare.com, crystal.ns.cloudflare.com...)

Analysis

IP Addresses

seeseeoptical.com maps to four IP numbers: 2606:4700:3031::6815:33f5, 2606:4700:3033::ac43:c040, 104.21.51.245 and 172.67.192.64.

Other host names such as rulomatik.com, www.sfix.nl, www.americangunchic.com, asfaleiaautokinitou.gr and dfa-server.sepplatform.com share IPs with seeseeoptical.com.

Name Servers

Two name servers crystal.ns.cloudflare.com and piers.ns.cloudflare.com handle the delegation for seeseeoptical.com.

seeseeoptical.com shares the same name server setup as other domains, for example snabbostad.se, ravendev.pl, xn----7sbnew.xn--p1ai, leili-motor.net and vipracingshopping.com.br.

seeseeoptical.com at least partially shares name servers with other domains, for example tvxzh.com, socrateslegal.com, 530580.com, abuelas(0x787878).com and 3600.me.

these name servers commonly pair with thaddeus.ns.cloudflare.com, apollo.ns.cloudflare.com, ali.ns.cloudflare.com and tricia.ns.cloudflare.com.

Host names with six IP numbers:

crystal.ns.cloudflare.com points to 2606:4700:50::a29f:26ca, 2803:f800:50::6ca2:c2ca, 2a06:98c1:50::ac40:22ca, 108.162.194.202, 162.159.38.202 and 172.64.34.202.

piers.ns.cloudflare.com points to 2606:4700:58::a29f:2c10, 2803:f800:50::6ca2:c310, 2a06:98c1:50::ac40:2310, 108.162.195.16, 162.159.44.16 and 172.64.35.16.

Mail Servers

Two mail servers handle seeseeoptical.com: mx-n.global-mail.cn and mx1-n.global-mail.cn.

seeseeoptical.com shares the same mail server setup as other domains, including xdty.com, hengsheng-wine.com, power-pt.com, china-wiremeshes.com and lvquantech.com.

seeseeoptical.com shares at least partially some mail servers with other domains, for instance youmianjf.com, djhw.cn, purrinai.com, nextwea.com and tiancegroup.com.

these mail servers are commonly used with hwmx-n.global-mail.cn.

Host names with one IP number:

mx-n.global-mail.cn points to 101.36.121.182; mx1-n.global-mail.cn points to 117.50.223.79.

seeseeoptical.com - robtex.com