scienceoptimizer.com - dns.ninja

`scienceoptimizer.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:aac1^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:374f^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.55.79^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.170.193^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sarah.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26da^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sarah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sarah.ns.cloudflare.com`
		A	108.162.194.218^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	162.159.38.218^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	172.64.34.218^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
NS	`skip.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`skip.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`skip.ns.cloudflare.com`
		A	108.162.193.233^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	172.64.33.233^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	173.245.59.233^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zohomail.com ~all`
TXT	`zoho-verification=zb17483104.zmverify.zoho.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.55.79, 172.67.170.193
		IPv6 hints	2606:4700:3032::ac43:aac1, 2606:4700:3034::6815:374f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=36, name=cloudflare-ech.com
SOA	`sarah.ns.cloudflare.com`dns@cloudflare.com serial=2407704646

`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=1782328645

Previously MX for

scienceoptimizer.com

Same first word

scienceoptimizer.com

DNS History

19 records (9 active, 10 former)

○NSns01.cashparking.com2026-03-05 → 2026-03-05 · 4 obs

○ 2016-04-14 00:50:30
● 2026-03-05 19:25:54
○ 2026-04-13 01:41:42
○ 2026-06-24 19:23:54

○NSns02.cashparking.com2026-03-05 → 2026-03-05 · 4 obs

○ 2016-04-14 00:50:30
● 2026-03-05 19:25:54
○ 2026-04-13 01:41:42
○ 2026-06-24 19:23:54

○NSns1.grantfoundry.com2015-07-02 → 2016-04-14 · 4 obs

● 2015-07-02 07:53:42
● 2016-04-14 00:50:30
○ 2026-03-05 19:25:54
○ 2026-06-24 19:23:54

○NSns2.grantfoundry.com2015-07-02 → 2016-04-14 · 4 obs

● 2015-07-02 07:53:42
● 2016-04-14 00:50:30
○ 2026-03-05 19:25:54
○ 2026-06-24 19:23:54

●NSsarah.ns.cloudflare.com2026-04-13 → 2026-06-24 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
● 2026-06-24 19:23:54

●NSskip.ns.cloudflare.com2026-04-13 → 2026-06-24 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
● 2026-06-24 19:23:54

●MXmx.zoho.com2026-04-13 → 2026-06-24 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
● 2026-06-24 19:23:54

●MXmx2.zoho.com2026-04-13 → 2026-06-24 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
● 2026-06-24 19:23:54

●MXmx3.zoho.com2026-04-13 → 2026-06-24 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
● 2026-06-24 19:23:54

○MXscienceoptimizer.com2015-07-02 → 2016-04-14 · 4 obs

● 2015-07-02 07:53:42
● 2016-04-14 00:50:30
○ 2026-03-05 19:25:54
○ 2026-06-24 19:23:54

●A104.21.55.792026-04-13 → 2026-06-24 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
● 2026-06-24 19:23:54

○A15.197.204.562026-03-05 → 2026-03-05 · 4 obs

○ 2016-04-14 00:50:30
● 2026-03-05 19:25:54
○ 2026-04-13 01:41:42
○ 2026-06-24 19:23:54

●A172.67.170.1932026-04-13 → 2026-06-24 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
● 2026-06-24 19:23:54

○A198.57.159.1182015-07-02 → 2016-04-14 · 4 obs

● 2015-07-02 07:53:42
● 2016-04-14 00:50:30
○ 2026-03-05 19:25:54
○ 2026-06-24 19:23:54

●A2606:4700:3032::ac43:aac12026-06-24 → 2026-06-24 · 2 obs

○ 2026-04-13 01:41:42
● 2026-06-24 19:23:54

○A2606:4700:3033::ac43:aac12026-04-13 → 2026-04-13 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
○ 2026-06-24 19:23:54

●A2606:4700:3034::6815:374f2026-06-24 → 2026-06-24 · 2 obs

○ 2026-04-13 01:41:42
● 2026-06-24 19:23:54

○A2606:4700:3037::6815:374f2026-04-13 → 2026-04-13 · 3 obs

○ 2026-03-05 19:25:54
● 2026-04-13 01:41:42
○ 2026-06-24 19:23:54

○A3.33.243.1452026-03-05 → 2026-03-05 · 4 obs

○ 2016-04-14 00:50:30
● 2026-03-05 19:25:54
○ 2026-04-13 01:41:42
○ 2026-06-24 19:23:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net...	-
scienceoptimizer.com	skip.ns.cloudflare.com, sarah.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.233

NS records: skip.ns.cloudflare.com, sarah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for scienceoptimizer.com (unsigned zone)

⏱️ Timing

Total: 2055ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.170.193, 104.21.55.79`
AAAA	2	`2606:4700:3034::6815:374f, 2606:4700:3032::ac43:aac1`
NS	2	`sarah.ns.cloudflare.com, skip.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	2	`v=spf1 include:zohomail.com ~all, zoho-verification=zb17483104.zmverify.zo`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sarah.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

scienceoptimizer.com has four IP addresses: 104.21.55.79, 172.67.170.193, 2606:4700:3032::ac43:aac1 and 2606:4700:3034::6815:374f.

Two other host names, along with sarahkavoosi.com, rpc23.go2me.top and second.go2me.top, also share IP numbers with scienceoptimizer.com.

Name Servers

Two name servers handle the delegation for scienceoptimizer.com: sarah.ns.cloudflare.com and skip.ns.cloudflare.com.

scienceoptimizer.com shares its NS records with other domains, for example raxelpak.com, poker.org.ua, aksenlift.com and two others.

scienceoptimizer.com partially shares its NS delegation with several other domains, including httpsol.com, echobet.ca, collectrentapp.com and two others.

These name servers regularly co-occur with the name servers sharon.ns.cloudflare.com, malcolm.ns.cloudflare.com and agustin.ns.cloudflare.com.

DNS names with 6 IP addresses:

sarah.ns.cloudflare.com resolves to 108.162.194.218, 162.159.38.218 and 172.64.34.218 among others, with 3 other IP addresses in total.

skip.ns.cloudflare.com resolves to 108.162.193.233, 172.64.33.233 and 173.245.59.233 among others, with 3 other IP addresses in total.

Mail Servers

scienceoptimizer.com uses three mail servers — mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

There is at least a partial MX overlap between scienceoptimizer.com and other domains, including perfumeoasis.me, chapelhillmfg.com, gabberdoodledesigns.com and two others.

mx3.zoho.com directs to 204.141.43.44, as does mx.zoho.com — both hostnames resolve to that one IP address.

mx3.zoho.com along with mx.zoho.com each resolve to 204.141.43.44 IP addresses.