🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stacksynctools.co`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:35cf^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:dab4^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.53.207^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.180^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`colette.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:261c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colette.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`colette.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`colette.ns.cloudflare.com`
		A	108.162.194.28^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colette.ns.cloudflare.com`
		A	162.159.38.28^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colette.ns.cloudflare.com`
		A	172.64.34.28^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colette.ns.cloudflare.com`
NS	`everton.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cc9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`everton.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`everton.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`everton.ns.cloudflare.com`
		A	108.162.195.201^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`everton.ns.cloudflare.com`
		A	162.159.44.201^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`everton.ns.cloudflare.com`
		A	172.64.35.201^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`everton.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=RieztgLzu9CMqzBLeZLoGe0HWeMN6lcwG7xFeZPkzYs`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.53.207, 172.67.218.180
		IPv6 hints	2606:4700:3031::6815:35cf, 2606:4700:3037::ac43:dab4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=247, name=cloudflare-ech.com
SOA	`colette.ns.cloudflare.com`dns@cloudflare.com serial=2416030538

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759770029

Same first word

stacksynctools.co

stacksynctools.com

Previous names

Next names

DNS History

11 records (11 active, 0 former)

●NScolette.ns.cloudflare.com2026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●NSeverton.ns.cloudflare.com2026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●MXalt1.aspmx.l.google.com2026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●MXalt2.aspmx.l.google.com2026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●MXalt3.aspmx.l.google.com2026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●MXalt4.aspmx.l.google.com2026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●MXaspmx.l.google.com2026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●A104.21.53.2072026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●A172.67.218.1802026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●A2606:4700:3031::6815:35cf2026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

●A2606:4700:3037::ac43:dab42026-09-09 → 2026-09-30 · 2 obs

● 2026-09-09 02:00:58
● 2026-09-30 08:01:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	c.registrydns.co, b.registrydns.co, d.registrydns.co, a.registrydns.co	8 records
stacksynctools.co	colette.ns.cloudflare.com, everton.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.28

NS records: colette.ns.cloudflare.com, everton.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stacksynctools.co (unsigned zone)

⏱️ Timing

Total: 1263ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.53.207, 172.67.218.180`
AAAA	2	`2606:4700:3031::6815:35cf, 2606:4700:3037::ac43:dab4`
NS	2	`colette.ns.cloudflare.com, everton.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=RieztgLzu9CMqzB, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`colette.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (c.registrydns.co, c.registrydns.co, b.registrydns.co...)

Analysis

IP Addresses

stacksynctools.co directs to four IP numbers, which are 104.21.53.207, 172.67.218.180, 2606:4700:3031::6815:35cf and 2606:4700:3037::ac43:dab4.

Two other host names, along with windowsgeek.lk, hklvertrieb.de and tudbr.xyz, also share IP numbers with stacksynctools.co.

Name Servers

Two name servers handle the delegation for stacksynctools.co: colette.ns.cloudflare.com and everton.ns.cloudflare.com.

stacksynctools.co shares its NS records with other domains, for example leavarotatoryspace.info, remoteintegrity.us, highlandpeakwealthcollection.org and two others.

There is at least partial name server overlap between stacksynctools.co and other domains — mtit275.cc, itbtmyiv.workers.dev, arefjalali4.workers.dev and two more among them.

These name servers are routinely deployed together with the name servers kenia.ns.cloudflare.com.

DNS names with 6 IP addresses:

colette.ns.cloudflare.com resolves to 108.162.194.28, 162.159.38.28 and 172.64.34.28 among others, with 3 other IP addresses in total.

everton.ns.cloudflare.com resolves to 108.162.195.201, 162.159.44.201 and 172.64.35.201 among others, with 3 other IP addresses in total.

Mail Servers

Five mail servers handle stacksynctools.co: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between stacksynctools.co and other domains, including eastpetalumaah.com, weddingtales.gr, novrum.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com resolves to two addresses: 192.178.155.26 and 2607:f8b0:4004:c23::1b.

alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.