`sustainabilityiscool.com`

DNSSEC	⚠️ Not signed
A	199.34.228.76^{🇺🇸 WEEBLY199.34.228.0/24}
		PTR	`pages-custom-28.weebly.com`
NS	`dns227.a.register.com` ⭐ ⚠️ Not in parent delegation
		A	216.21.231.227^{🇺🇸 Jacksonville216.21.231.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
			PTR	`dns227.a.register.com`
NS	`dns082.d.register.com` ⚠️ Not in parent delegation
		A	216.21.236.82^{🇺🇸 Jacksonville216.21.236.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
			PTR	`dns082.d.register.com`
NS	`dns1.register.com` ⚠️ Not in zone NS records
		A	162.159.27.248^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns162.b.register.com` ⚠️ Not in parent delegation
		A	216.21.232.162^{🇺🇸 Jacksonville216.21.232.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
			PTR	`dns162.b.register.com`
NS	`dns2.register.com` ⚠️ Not in zone NS records
		A	162.159.26.197^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns241.c.register.com` ⚠️ Not in parent delegation
		A	216.21.235.241^{🇺🇸 Jacksonville216.21.234.0/23 NF ATL SUBNETS}
			PTR	`dns241.c.register.com`
MX	`aspmx.l.google.com` ⭐
		A	2a00:1450:4009:c19::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrp-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4023:2801::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f26.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		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	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400c:c00::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
SOA	`dns227.a.register.com`root@register.com 2016-02-08 #5

`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=1778434076

Same first word

sustainabilityiscool.com

DNS History

14 records (14 active, 0 former)

●NSdns082.d.register.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●NSdns1.register.com2026-05-08 → 2026-05-10 · 3 obs

○ 2016-12-21 04:52:22
● 2026-05-08 18:31:48
● 2026-05-10 17:50:16

●NSdns162.b.register.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●NSdns2.register.com2026-05-08 → 2026-05-10 · 3 obs

○ 2016-12-21 04:52:22
● 2026-05-08 18:31:48
● 2026-05-10 17:50:16

●NSdns227.a.register.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●NSdns241.c.register.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●MXalt1.aspmx.l.google.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●MXalt2.aspmx.l.google.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●MXaspmx.l.google.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●MXaspmx2.googlemail.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●MXaspmx3.googlemail.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●MXaspmx4.googlemail.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●MXaspmx5.googlemail.com2016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

●A199.34.228.762016-12-21 → 2026-05-10 · 2 obs

● 2016-12-21 04:52:22
● 2026-05-10 17:50:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net...	-
sustainabilityiscool.com	dns1.register.com, dns2.register.com	2 records

✅ Authoritative Response

Server:162.159.27.248

NS records: dns1.register.com, dns2.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sustainabilityiscool.com (unsigned zone)

⏱️ Timing

Total: 219ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`199.34.228.76`
NS	4	`dns082.d.register.com, dns162.b.register.com...`
MX	7	`aspmx4.googlemail.com (pri: 30), aspmx5.googlemail.com (pri: 30)...`
SOA	1	`dns227.a.register.com root.register.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.register.com, dns2.register.com)

Analysis

IP Addresses

sustainabilityiscool.com points to a single IP address: 199.34.228.76.

Other host names such as centralcoastfilmsociety.org, hartmanshop.com, mail.nagagolf.org, refreelance.com and mjstrategiesinc.com share IP numbers with sustainabilityiscool.com.

Name Servers

sustainabilityiscool.com is delegated to six name servers: dns1.register.com, dns2.register.com, dns227.a.register.com, dns162.b.register.com, dns241.c.register.com and dns082.d.register.com.

At least part of the name servers for sustainabilityiscool.com are shared with other domains, for instance nicecube.info, se-gaming.com, eagletkdlv.com, alatreat.com and cashiersfriends.com.