🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackco.io`

DNSSEC	⚠️ Not signed
NS	`gigi.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:260c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gigi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c20c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gigi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:220c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gigi.ns.cloudflare.com`
		A	108.162.194.12^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gigi.ns.cloudflare.com`
		A	162.159.38.12^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gigi.ns.cloudflare.com`
		A	172.64.34.12^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gigi.ns.cloudflare.com`
NS	`razvan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c4d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`razvan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`razvan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`razvan.ns.cloudflare.com`
		A	108.162.195.77^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`razvan.ns.cloudflare.com`
		A	162.159.44.77^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`razvan.ns.cloudflare.com`
		A	172.64.35.77^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`razvan.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.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::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=ubW6CrPFVQ0mWtwTGcvx5ew7cpiKI1DtLWbA4BIx0EQ`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`gigi.ns.cloudflare.com`dns@cloudflare.com serial=2414006772

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1788626815

Same first word

stackco.com

stackco.io

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accstok.shop

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costack.dev

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Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSgigi.ns.cloudflare.com2026-09-04 → 2026-09-05 · 2 obs

● 2026-09-04 05:31:34
● 2026-09-05 17:43:58

●NSrazvan.ns.cloudflare.com2026-09-04 → 2026-09-05 · 2 obs

● 2026-09-04 05:31:34
● 2026-09-05 17:43:58

●MXalt1.aspmx.l.google.com2026-09-04 → 2026-09-05 · 2 obs

● 2026-09-04 05:31:34
● 2026-09-05 17:43:58

●MXalt2.aspmx.l.google.com2026-09-04 → 2026-09-05 · 2 obs

● 2026-09-04 05:31:34
● 2026-09-05 17:43:58

●MXalt3.aspmx.l.google.com2026-09-04 → 2026-09-05 · 2 obs

● 2026-09-04 05:31:34
● 2026-09-05 17:43:58

●MXalt4.aspmx.l.google.com2026-09-04 → 2026-09-05 · 2 obs

● 2026-09-04 05:31:34
● 2026-09-05 17:43:58

●MXaspmx.l.google.com2026-09-04 → 2026-09-05 · 2 obs

● 2026-09-04 05:31:34
● 2026-09-05 17:43:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	c0.nic.io, b0.nic.io, a0.nic.io, a2.nic.io	-
stackco.io	razvan.ns.cloudflare.com, gigi.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.12

NS records: razvan.ns.cloudflare.com, gigi.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackco.io (unsigned zone)

⏱️ Timing

Total: 1536ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`gigi.ns.cloudflare.com, razvan.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=ubW6CrPFVQ0mWtw, v=spf1 include:_spf.google.com ~all`
SOA	1	`gigi.ns.cloudflare.com dns.cloudflare.co`

Analysis

Name Servers

stackco.io has two authoritative name servers — gigi.ns.cloudflare.com and razvan.ns.cloudflare.com.

stackco.io uses the same name servers as several other domains — among them goodly.pages.dev, calyxev.info, dtv-one.com and two more.

stackco.io partially shares its NS delegation with several other domains, including albawored-do.com, quarryonlinecasinobridge.shop, starsand-guides.pages.dev and two others.

In DNS configurations, these name servers often share authority with maxine.ns.cloudflare.com, elias.ns.cloudflare.com, mario.ns.cloudflare.com and 3 other name servers.

Hostnames that resolve to 6 IP addresses:

gigi.ns.cloudflare.com points to 108.162.194.12, 162.159.38.12, 172.64.34.12 and 3 other IP addresses.

razvan.ns.cloudflare.com points to 108.162.195.77, 162.159.44.77, 172.64.35.77 and 3 other IP addresses.

Mail Servers

Mail for stackco.io is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

stackco.io has at least partial mail server overlap with other domains such as nps-ca.com, atlantahomesbyangie.com, wasilanwar.com and two more.

The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com resolves to 192.178.155.27 and 2607:f8b0:4004:c09::1b.

alt1.aspmx.l.google.com resolves to 192.178.234.26 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.

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

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.