🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`sysrefiners.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:dac1^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:2626^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.38^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.193^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jean.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a79^{Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2803:f800:50::6ca2:c079^{Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
		A	2a06:98c1:50::ac40:2079^{Cloudflare2a06:98c1:50::/45}
		A	108.162.192.121^{Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.121^{Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.121^{Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`rodrigo.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rodrigo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rodrigo.ns.cloudflare.com`
		A	108.162.195.78^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	162.159.44.78^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	172.64.35.78^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁵⁷⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁸²⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`google-site-verification=MG-HO8tkBMUodYnwpsQ0A9P7J9fDaq3fumjWYRjaCu0`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:amazonses.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.38, 172.67.218.193
		IPv6 hints	2606:4700:3030::ac43:dac1, 2606:4700:3031::6815:2626
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=17, name=cloudflare-ech.com
SOA	`jean.ns.cloudflare.com`dns@cloudflare.com serial=2414883398

`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=1789479633

Same first word

sysrefiners.com

sysrefiners.workers.dev

Previous names

Next names

DNS History

9 records (9 active, 0 former)

●NSjean.ns.cloudflare.com2026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

●NSrodrigo.ns.cloudflare.com2026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

●MXroute1.mx.cloudflare.net2026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

●MXroute2.mx.cloudflare.net2026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

●MXroute3.mx.cloudflare.net2026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

●A104.21.38.382026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

●A172.67.218.1932026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

●A2606:4700:3030::ac43:dac12026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

●A2606:4700:3031::6815:26262026-09-05 → 2026-09-15 · 2 obs

● 2026-09-05 21:53:10
● 2026-09-15 13:41:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
sysrefiners.com	jean.ns.cloudflare.com, rodrigo.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.35.78

NS records: jean.ns.cloudflare.com, rodrigo.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1455ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.38.38, 172.67.218.193`
AAAA	2	`2606:4700:3030::ac43:dac1, 2606:4700:3031::6815:2626`
NS	2	`jean.ns.cloudflare.com, rodrigo.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 41), route1.mx.cloudflare.net (pri: 57)...`
TXT	2	`google-site-verification=MG-HO8tkBMUodYn, v=spf1 include:_spf.mx.cloudflare.net in`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jean.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sysrefiners.com has four IP addresses: 104.21.38.38, 172.67.218.193, 2606:4700:3030::ac43:dac1 and 2606:4700:3031::6815:2626.

Additional host names — hudalifestyle.co, www.regencyinstitutions.com, brewly.app.br and two others — share IP numbers with sysrefiners.com.

Name Servers

sysrefiners.com is delegated to two name servers: jean.ns.cloudflare.com and rodrigo.ns.cloudflare.com.

sysrefiners.com shares its name server setup with other domains, including quiet-pine-10cc147b6df4.pages.dev, embersafe.in, bettermehealthcare.shop and two others.

sysrefiners.com has at least partial name server overlap with other domains, such as getjanky.com, 31554309857439.workers.dev, jobdiscussion-pub.info and two others.

These name servers tend to appear together with the name servers brian.ns.cloudflare.com, hazel.ns.cloudflare.com and blair.ns.cloudflare.com.

Host names with 6 IP numbers:

jean.ns.cloudflare.com resolves to 108.162.192.121, 172.64.32.121, 173.245.58.121 and 3 other IP addresses.

rodrigo.ns.cloudflare.com resolves to 108.162.195.78, 162.159.44.78, 172.64.35.78 and 3 other IP addresses.

Mail Servers

sysrefiners.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

sysrefiners.com shares mail servers — at least in part — with other domains, including barbatolabs.com, quadcaptive.com, streuselcakegames.com and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

sysrefiners.com - robtex.com

sysrefiners.com

com

Same first word

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`sysrefiners.com`

`com`