🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`responsive.dev`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`darwin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c197^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darwin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2197^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darwin.ns.cloudflare.com`
		A	108.162.193.151^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	172.64.33.151^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	173.245.59.151^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
NS	`naomi.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`naomi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`naomi.ns.cloudflare.com`
		A	108.162.192.208^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	172.64.32.208^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	173.245.58.208^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.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	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`google-site-verification=QJ-syQZY4y7VdypCyJd_Z4W3AGG3NRZolUeyL9zOl9M`
TXT	`google-site-verification=WyJmCJXqWUmSP5W3Ynt4DJrjIB8Q5K28FfftWcJ4Kf4`
TXT	`mongodb-site-verification=dyiCPL5zgl2MBdViPzIzlPLQNYhumtXC`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`darwin.ns.cloudflare.com`dns@cloudflare.com serial=2412577508

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

Similar names

Previous names

Next names

DNS History

8 records (8 active, 0 former)

●NSdarwin.ns.cloudflare.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 13:05:14
● 2026-08-24 03:42:24

●NSnaomi.ns.cloudflare.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 13:05:14
● 2026-08-24 03:42:24

●MXalt1.aspmx.l.google.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 13:05:14
● 2026-08-24 03:42:24

●MXalt2.aspmx.l.google.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 13:05:14
● 2026-08-24 03:42:24

●MXaspmx.l.google.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 13:05:14
● 2026-08-24 03:42:24

●MXaspmx2.googlemail.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 13:05:14
● 2026-08-24 03:42:24

●MXaspmx3.googlemail.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 13:05:14
● 2026-08-24 03:42:24

●A76.76.21.212026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 13:05:14
● 2026-08-24 03:42:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
responsive.dev	darwin.ns.cloudflare.com, naomi.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.208

NS records: darwin.ns.cloudflare.com, naomi.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for responsive.dev (unsigned zone)

⏱️ Timing

Total: 796ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`darwin.ns.cloudflare.com, naomi.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	4	`google-site-verification=QJ-syQZY4y7Vdyp, google-site-verification=WyJmCJXqWUmSP5W...`
SOA	1	`darwin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

responsive.dev resolves to one IP address: 76.76.21.21.

grantchat.com, greenlightads.com, dmvbtbb.cn and two other host names share IP numbers with responsive.dev.

Name Servers

The NS records for responsive.dev delegate to darwin.ns.cloudflare.com and naomi.ns.cloudflare.com.

responsive.dev uses the same name servers as several other domains — among them gearatlas.com, mkhouse.net, villadesarorodua.com and two more.

There is at least partial name server overlap between responsive.dev and other domains — lexusofnaples.com, 003se.com, laurelwoodmemphis.com and two more among them.

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

Hostnames that resolve to 6 IP addresses:

darwin.ns.cloudflare.com maps to 108.162.193.151, 172.64.33.151, 173.245.59.151 and 3 additional IP addresses.

naomi.ns.cloudflare.com maps to 108.162.192.208, 172.64.32.208, 173.245.58.208 and 3 additional IP addresses.

Mail Servers

responsive.dev has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

responsive.dev has at least partial mail server overlap with other domains such as polswed.com, tex-chem.com, vistacustomhomesstl.com and two more.

These mail servers commonly co-occur with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt4.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

The A records for aspmx2.googlemail.com return 192.178.234.26 and 2800:3f0:4003:c14::1b.

The A records for aspmx3.googlemail.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

The A records for aspmx.l.google.com return 64.233.180.26 and 2607:f8b0:4004:c1d::1b.

The A records for alt1.aspmx.l.google.com return 192.178.234.26 and 2800:3f0:4003:c14::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 192.178.234.26 IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1b IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 172.253.116.26 IP addresses.