`crestoption.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:b9c7^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:589c^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.88.156^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.185.199^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`opal.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2664^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c264^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`opal.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2264^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`opal.ns.cloudflare.com`
		A	108.162.194.100^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	162.159.38.100^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	172.64.34.100^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
NS	`sam.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sam.ns.cloudflare.com`
		A	108.162.193.141^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	172.64.33.141^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	173.245.59.141^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
MX	`_dc-mx.3e018819bd6b.crestoption.com` ⭐
		A	111.90.156.69^{🇲🇾 SHINJIRU-MY-AS-AP111.90.156.0/24 Shinjiru Technology Sdn Bhd 19-2, Wisma Laxton, Jln Desa, Tmn Desa, Jln Klang Lama,}
			PTR	`server1.kamon.la`
TXT	`v=spf1 +a +mx +ip4:111.90.156.60 +ip4:111.90.156.70 include:spf.mailsentinel....`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.88.156, 172.67.185.199
		IPv6	2606:4700:3030::ac43:b9c7, 2606:4700:3037::6815:589c
SOA	`opal.ns.cloudflare.com`dns@cloudflare.com serial=2396838994

`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=1774984237

Subdomains

www.crestoption.com

Same first word

crestoption.com

Similar names

DNS History

11 records (7 active, 4 former)

○NSdns1.namecheaphosting.com2018-05-21 → 2018-05-21 · 3 obs

● 2018-05-21 18:54:12
○ 2026-03-31 06:38:54
○ 2026-03-31 19:38:16

○NSdns2.namecheaphosting.com2018-05-21 → 2018-05-21 · 3 obs

● 2018-05-21 18:54:12
○ 2026-03-31 06:38:54
○ 2026-03-31 19:38:16

●NSopal.ns.cloudflare.com2026-03-31 → 2026-03-31 · 3 obs

○ 2018-05-21 18:54:12
● 2026-03-31 06:38:54
● 2026-03-31 19:38:16

●NSsam.ns.cloudflare.com2026-03-31 → 2026-03-31 · 3 obs

○ 2018-05-21 18:54:12
● 2026-03-31 06:38:54
● 2026-03-31 19:38:16

●MX_dc-mx.3e018819bd6b.crestoption.com2026-03-31 → 2026-03-31 · 3 obs

○ 2018-05-21 18:54:12
● 2026-03-31 06:38:54
● 2026-03-31 19:38:16

○MXmail.crestoption.com2018-05-21 → 2018-05-21 · 3 obs

● 2018-05-21 18:54:12
○ 2026-03-31 06:38:54
○ 2026-03-31 19:38:16

●A104.21.88.1562026-03-31 → 2026-03-31 · 3 obs

○ 2018-05-21 18:54:12
● 2026-03-31 06:38:54
● 2026-03-31 19:38:16

●A172.67.185.1992026-03-31 → 2026-03-31 · 3 obs

○ 2018-05-21 18:54:12
● 2026-03-31 06:38:54
● 2026-03-31 19:38:16

●A2606:4700:3030::ac43:b9c72026-03-31 → 2026-03-31 · 3 obs

○ 2018-05-21 18:54:12
● 2026-03-31 06:38:54
● 2026-03-31 19:38:16

●A2606:4700:3037::6815:589c2026-03-31 → 2026-03-31 · 3 obs

○ 2018-05-21 18:54:12
● 2026-03-31 06:38:54
● 2026-03-31 19:38:16

○A68.65.123.2302018-05-21 → 2018-05-21 · 3 obs

● 2018-05-21 18:54:12
○ 2026-03-31 06:38:54
○ 2026-03-31 19:38:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
crestoption.com	sam.ns.cloudflare.com, opal.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.100

NS records: sam.ns.cloudflare.com, opal.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crestoption.com (unsigned zone)

⏱️ Timing

Total: 132ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.88.156, 172.67.185.199`
AAAA	2	`2606:4700:3030::ac43:b9c7, 2606:4700:3037::6815:589c`
NS	2	`opal.ns.cloudflare.com, sam.ns.cloudflare.com`
MX	1	`_dc-mx.3e018819bd6b.crestoption.com (pri`
TXT	1	`v=spf1 +a +mx +ip4:111.90.156.60 +ip4:11`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`opal.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of www.crestoption.com is crestoption.com.

IP Addresses

crestoption.com maps to four IP numbers: 2606:4700:3030::ac43:b9c7, 2606:4700:3037::6815:589c, 104.21.88.156 and 172.67.185.199.

Other host names, for instance www.zanzibaronlineshop.com, teplo21veka.ru, mtlfa.com, mail.ghananewsonline.com.gh and ncwportal.com share IP numbers with crestoption.com.

Name Servers

Two name servers opal.ns.cloudflare.com and sam.ns.cloudflare.com handle delegation for crestoption.com.

crestoption.com uses the same name server setup as other domains, for example wexfordwomensrefuge.ie, companymidia.com.br, wsemir.com, move-it-mama.com and kg.sa.

crestoption.com partially shares name servers with other domains; examples include theskydeck.com, boostah.xyz, emeraldmed.com.au, mingtek.com and spiel.de.

These name servers are commonly used with oswald.ns.cloudflare.com, olof.ns.cloudflare.com and darwin.ns.cloudflare.com.

Host names with six IP numbers: opal.ns.cloudflare.com points to: 2606:4700:50::a29f:2664, 2803:f800:50::6ca2:c264, 2a06:98c1:50::ac40:2264, 108.162.194.100, 162.159.38.100 and 172.64.34.100; sam.ns.cloudflare.com points to: 2606:4700:58::adf5:3b8d, 2803:f800:50::6ca2:c18d, 2a06:98c1:50::ac40:218d, 108.162.193.141, 172.64.33.141 and 173.245.59.141.

Mail Servers

crestoption.com is handled by a single mail server, _dc-mx.3e018819bd6b.crestoption.com.

_dc-mx.3e018819bd6b.crestoption.com points to a single IP: 111.90.156.69.

crestoption.com - robtex.com

crestoption.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`crestoption.com`

`com`