grinddev.com - dns.ninja

`grinddev.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:bb33^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:40ae^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.64.174^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.187.51^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`leah.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a81^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c081^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2081^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leah.ns.cloudflare.com`
		A	108.162.192.129^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	172.64.32.129^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	173.245.58.129^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
NS	`viddy.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c63^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`viddy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c363^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`viddy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2363^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`viddy.ns.cloudflare.com`
		A	108.162.195.99^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`viddy.ns.cloudflare.com`
		A	162.159.44.99^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`viddy.ns.cloudflare.com`
		A	172.64.35.99^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`viddy.ns.cloudflare.com`
MX	`mail.grinddev.com` ⭐
		A	2a01:4f8:1c1b:f7e0::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`mail.grinddev.com`
		A	138.199.199.152^{🇩🇪 Hetzner138.199.128.0/17 HETZNER-DC}
			PTR	`mail.grinddev.com`
MX	`mail51.mydevil.net`⁽⁵⁰⁾
		A	77.79.248.123^{🇵🇱 ECO-ATMAN-PL77.79.248.0/24 EcoSerwers1}
			PTR	`cache51.mydevil.net`
TXT	`facebook-domain-verification=44dftmd8y1kjaoefp6gjhe3tcaztb0`
TXT	`google-site-verification=RTPjKKO1ejWE-i6sXR9nnD3v-CYTe18UtpCWp6VtPpE`
TXT	`gridinsoft-verify=ox702fsd918ilcjlb6gt2yi8kq0e42l4svizicuj5y5dxyzh9bo84aqj91f...`
TXT	`v=spf1 mx -all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.21.64.174, 172.67.187.51
		IPv6 hints	2606:4700:3033::ac43:bb33, 2606:4700:3034::6815:40ae
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=61, name=cloudflare-ech.com
SOA	`leah.ns.cloudflare.com`dns@cloudflare.com serial=2406330209

`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=1780879281

Subdomains

mail.grinddev.com

mailer.grinddev.com

Same first word

grinddev.com

DNS History

17 records (8 active, 9 former)

○NSdns1.masterweb.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 01:26:00
○ 2017-06-30 23:28:16
○ 2026-06-08 00:59:38

○NSdns2.masterweb.net2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 01:26:00
○ 2017-06-30 23:28:16
○ 2026-06-08 00:59:38

○NSdns3.masterwebnet.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 01:26:00
○ 2017-06-30 23:28:16
○ 2026-06-08 00:59:38

○NSdns4.masterweb.net2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 01:26:00
○ 2017-06-30 23:28:16
○ 2026-06-08 00:59:38

●NSleah.ns.cloudflare.com2026-02-15 → 2026-06-08 · 3 obs

○ 2017-06-30 23:28:16
● 2026-02-15 10:15:02
● 2026-06-08 00:59:38

●NSviddy.ns.cloudflare.com2026-02-15 → 2026-06-08 · 3 obs

○ 2017-06-30 23:28:16
● 2026-02-15 10:15:02
● 2026-06-08 00:59:38

●MXmail.grinddev.com2016-12-16 → 2026-06-08 · 4 obs

● 2016-12-16 01:26:00
○ 2017-06-30 23:28:16
● 2026-02-15 10:15:02
● 2026-06-08 00:59:38

●MXmail51.mydevil.net2026-02-15 → 2026-06-08 · 3 obs

○ 2017-06-30 23:28:16
● 2026-02-15 10:15:02
● 2026-06-08 00:59:38

●A104.21.64.1742026-02-15 → 2026-06-08 · 9 obs

○ 2017-06-30 23:28:16
● 2026-02-15 10:15:02
● 2026-02-23 16:57:30
○ 2026-03-02 18:48:28
● 2026-03-06 06:06:00
● 2026-04-04 05:22:58
○ 2026-04-10 14:09:32
● 2026-04-17 02:12:18
● 2026-06-08 00:59:38

●A172.67.187.512026-02-15 → 2026-06-08 · 9 obs

○A188.114.96.02026-03-02 → 2026-04-10 · 7 obs

○ 2026-02-23 16:57:30
● 2026-03-02 18:48:28
○ 2026-03-06 06:06:00
○ 2026-04-04 05:22:58
● 2026-04-10 14:09:32
○ 2026-04-17 02:12:18
○ 2026-06-08 00:59:38

○A188.114.97.02026-03-02 → 2026-04-10 · 7 obs

○ 2026-02-23 16:57:30
● 2026-03-02 18:48:28
○ 2026-03-06 06:06:00
○ 2026-04-04 05:22:58
● 2026-04-10 14:09:32
○ 2026-04-17 02:12:18
○ 2026-06-08 00:59:38

●A2606:4700:3033::ac43:bb332026-02-15 → 2026-06-08 · 9 obs

●A2606:4700:3034::6815:40ae2026-02-15 → 2026-06-08 · 9 obs

○A2a06:98c1:3120::2026-03-02 → 2026-04-10 · 7 obs

○ 2026-02-23 16:57:30
● 2026-03-02 18:48:28
○ 2026-03-06 06:06:00
○ 2026-04-04 05:22:58
● 2026-04-10 14:09:32
○ 2026-04-17 02:12:18
○ 2026-06-08 00:59:38

○A2a06:98c1:3121::2026-03-02 → 2026-04-10 · 7 obs

○ 2026-02-23 16:57:30
● 2026-03-02 18:48:28
○ 2026-03-06 06:06:00
○ 2026-04-04 05:22:58
● 2026-04-10 14:09:32
○ 2026-04-17 02:12:18
○ 2026-06-08 00:59:38

○A49.50.8.332016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 01:26:00
○ 2017-06-30 23:28:16
○ 2026-06-08 00:59:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
grinddev.com	leah.ns.cloudflare.com, viddy.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.129

NS records: leah.ns.cloudflare.com, viddy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grinddev.com (unsigned zone)

⏱️ Timing

Total: 285ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.64.174, 172.67.187.51`
AAAA	2	`2606:4700:3033::ac43:bb33, 2606:4700:3034::6815:40ae`
NS	2	`leah.ns.cloudflare.com, viddy.ns.cloudflare.com`
MX	2	`mail.grinddev.com (pri: 10), mail51.mydevil.net (pri: 50)`
TXT	4	`facebook-domain-verification=44dftmd8y1k, google-site-verification=RTPjKKO1ejWE-i6...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`leah.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

grinddev.com serves as the parent of mail.grinddev.com and mailer.grinddev.com.

IP Addresses

grinddev.com points to 4 IP addresses — 104.21.64.174, 172.67.187.51, 2606:4700:3033::ac43:bb33 and 2606:4700:3034::6815:40ae.

www.ausbt.com.au, spybmm.com, lexinsoft.com plus two other host names have IP numbers in common with grinddev.com.

Name Servers

Two name servers handle the delegation for grinddev.com: leah.ns.cloudflare.com and viddy.ns.cloudflare.com.

The name server configuration of grinddev.com is shared with other domains, for instance mann4mann.com, 17da11026eb6a8.click, pogon.net and two others.

grinddev.com has at least partial name server overlap with other domains, such as mingletechnologies.com, houten-luxaflex.nl, risenseas.vip and two others.

It is common to see these name servers used together with name servers jule.ns.cloudflare.com and mark.ns.cloudflare.com.

Hosts with 6 IP addresses each:

leah.ns.cloudflare.com has IP addresses 108.162.192.129, 172.64.32.129, 173.245.58.129 plus three more.

viddy.ns.cloudflare.com has IP addresses 108.162.195.99, 162.159.44.99, 172.64.35.99 plus three more.

Mail Servers

grinddev.com uses two mail servers, mail.grinddev.com and mail51.mydevil.net.

At least some of the mail servers used by grinddev.com are shared with other domains: la-palma.pl, agromi.pl, panam.pl and two others among them.

These mail servers tend to appear together with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

Host names pointing to two IP addresses:

mail.grinddev.com resolves to two addresses: 138.199.199.152 and 2a01:4f8:1c1b:f7e0::1.

Host names with one IP number:

The hostname mail51.mydevil.net resolves to 77.79.248.123.