`calvin-tan.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:a63a^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:4b06^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.75.6^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.58^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brett.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brett.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brett.ns.cloudflare.com`
		A	108.162.193.76^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	172.64.33.76^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	173.245.59.76^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
NS	`elsa.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a6f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elsa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elsa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elsa.ns.cloudflare.com`
		A	108.162.192.111^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elsa.ns.cloudflare.com`
		A	172.64.32.111^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elsa.ns.cloudflare.com`
		A	173.245.58.111^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elsa.ns.cloudflare.com`
MX	`_dc-mx.88b1703e5da3.calvin-tan.com` ⭐
		A	198.54.114.242^{🇺🇸 NAMCHEAP-PH198.54.114.0/24}
			PTR	`server233-1.web-hosting.com`
TXT	`v=spf1 ip4:198.54.114.114 +a +mx +ip4:198.38.77.44 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.75.6, 172.67.166.58
		IPv6 hints	2606:4700:3030::ac43:a63a, 2606:4700:3033::6815:4b06
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=205, name=cloudflare-ech.com
SOA	`brett.ns.cloudflare.com`dns@cloudflare.com serial=2399824975

`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=1775937127

Previously MX for

calvin-tan.com

Same first word

calvin-tan.com

DNS History

12 records (7 active, 5 former)

●NSbrett.ns.cloudflare.com2026-02-27 → 2026-04-11 · 3 obs

○ 2017-08-30 09:34:50
● 2026-02-27 08:35:10
● 2026-04-11 20:03:02

●NSelsa.ns.cloudflare.com2026-02-27 → 2026-04-11 · 3 obs

○ 2017-08-30 09:34:50
● 2026-02-27 08:35:10
● 2026-04-11 20:03:02

○NSns1.totalchoicehosting.com2015-06-15 → 2017-08-30 · 4 obs

● 2015-06-15 04:10:58
● 2017-08-30 09:34:50
○ 2026-02-27 08:35:10
○ 2026-04-11 20:03:02

○NSns2.totalchoicehosting.com2015-06-15 → 2017-08-30 · 4 obs

● 2015-06-15 04:10:58
● 2017-08-30 09:34:50
○ 2026-02-27 08:35:10
○ 2026-04-11 20:03:02

●MX_dc-mx.88b1703e5da3.calvin-tan.com2026-02-27 → 2026-04-11 · 3 obs

○ 2017-08-30 09:34:50
● 2026-02-27 08:35:10
● 2026-04-11 20:03:02

○MXcalvin-tan.com2015-06-15 → 2017-08-30 · 4 obs

● 2015-06-15 04:10:58
● 2017-08-30 09:34:50
○ 2026-02-27 08:35:10
○ 2026-04-11 20:03:02

●A104.21.75.62026-02-27 → 2026-04-11 · 3 obs

○ 2017-08-30 09:34:50
● 2026-02-27 08:35:10
● 2026-04-11 20:03:02

●A172.67.166.582026-02-27 → 2026-04-11 · 3 obs

○ 2017-08-30 09:34:50
● 2026-02-27 08:35:10
● 2026-04-11 20:03:02

○A198.38.77.442017-08-30 → 2017-08-30 · 4 obs

○ 2016-09-18 00:10:00
● 2017-08-30 09:34:50
○ 2026-02-27 08:35:10
○ 2026-04-11 20:03:02

○A208.76.86.1162015-06-15 → 2016-09-18 · 4 obs

● 2015-06-15 04:10:58
● 2016-09-18 00:10:00
○ 2017-08-30 09:34:50
○ 2026-04-11 20:03:02

●A2606:4700:3030::ac43:a63a2026-02-27 → 2026-04-11 · 3 obs

○ 2017-08-30 09:34:50
● 2026-02-27 08:35:10
● 2026-04-11 20:03:02

●A2606:4700:3033::6815:4b062026-02-27 → 2026-04-11 · 3 obs

○ 2017-08-30 09:34:50
● 2026-02-27 08:35:10
● 2026-04-11 20:03:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
calvin-tan.com	elsa.ns.cloudflare.com, brett.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.111

NS records: elsa.ns.cloudflare.com, brett.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for calvin-tan.com (unsigned zone)

⏱️ Timing

Total: 120ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.75.6, 172.67.166.58`
AAAA	2	`2606:4700:3030::ac43:a63a, 2606:4700:3033::6815:4b06`
NS	2	`brett.ns.cloudflare.com, elsa.ns.cloudflare.com`
MX	1	`_dc-mx.88b1703e5da3.calvin-tan.com (pri:`
TXT	1	`v=spf1 ip4:198.54.114.114 +a +mx +ip4:19`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brett.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

calvin-tan.com points to four IP numbers: 2606:4700:3030::ac43:a63a, 2606:4700:3033::6815:4b06, 104.21.75.6 and 172.67.166.58.

Other host names, for instance www.qxmag.co.uk, tempforest.ru, matrixventureslink.digital, ftgroupage.net and ctbsbg.com share IP numbers with calvin-tan.com.

Name Servers

Delegation for calvin-tan.com rests with two name servers, brett.ns.cloudflare.com and elsa.ns.cloudflare.com.

calvin-tan.com shares the same name server setup as other domains, including arabesco.cn, cdnpandadoc.com, exoflux.com, 101vn.com and onarkoze.ru.

calvin-tan.com at least partially shares name servers with other domains, for instance thecollectconnect.com, finanero.pl, visioncardshouse.nl, summitpalace.ca and silverbay.space.

These name servers are commonly used with trace.ns.cloudflare.com and cortney.ns.cloudflare.com.

Host names with six IP numbers: brett.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4c, 2803:f800:50::6ca2:c14c, 2a06:98c1:50::ac40:214c, 108.162.193.76, 172.64.33.76 and 173.245.59.76. elsa.ns.cloudflare.com points to: 2606:4700:50::adf5:3a6f, 2803:f800:50::6ca2:c06f, 2a06:98c1:50::ac40:206f, 108.162.192.111, 172.64.32.111 and 173.245.58.111.

Mail Servers

calvin-tan.com is handled by a single mail server, _dc-mx.88b1703e5da3.calvin-tan.com.

_dc-mx.88b1703e5da3.calvin-tan.com points to a single IP: 198.54.114.242.

calvin-tan.com - robtex.com

calvin-tan.com

com

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`calvin-tan.com`

`com`