`grindup.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:303c:9b15:3db3:a8a2^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:5a94:e1d2:9d83:c12d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9b5a:7d38:2d23:6714^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:e626:c281:f0eb:dd47^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	44.223.19.215^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-223-19-215.compute-1.amazonaws.com`
		A	54.234.103.190^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-234-103-190.compute-1.amazonaws.com`
		A	174.129.117.232^{🇺🇸 Amazon174.129.0.0/16 Execution Services}
			PTR	`ec2-174-129-117-232.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1b:ac3c:fcfb:521d:2fd5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:ed3d:ef92:9331:4834^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.217.95.24^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
		A	54.162.235.48^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-162-235-48.compute-1.amazonaws.com`
		A	54.221.37.2^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-37-2.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-03 #1

`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=1785771297

Subdomains

mail.grindup.com

Same first word

grindup.com

Similar names

gindrup.net

drugpin.com

DNS History

23 records (7 active, 16 former)

●NSns1.namebrightdns.com2016-02-07 → 2026-08-03 · 7 obs

○ 2015-11-16 17:05:34
● 2016-02-07 08:40:40
○ 2016-06-20 02:51:18
● 2017-02-05 17:05:02
○ 2020-01-14 06:12:16
● 2026-07-09 08:27:34
● 2026-08-03 15:38:48

○NSns2.namebrightdns.com2016-02-07 → 2017-02-05 · 6 obs

○ 2015-11-16 17:05:34
● 2016-02-07 08:40:40
○ 2016-06-20 02:51:18
● 2017-02-05 17:05:02
○ 2020-01-14 06:12:16
○ 2026-08-03 15:38:48

○NSns57.domaincontrol.com2015-07-19 → 2015-11-16 · 4 obs

● 2015-07-19 08:30:32
● 2015-11-16 17:05:34
○ 2016-02-07 08:40:40
○ 2026-08-03 15:38:48

○NSns58.domaincontrol.com2015-07-19 → 2015-11-16 · 4 obs

● 2015-07-19 08:30:32
● 2015-11-16 17:05:34
○ 2016-02-07 08:40:40
○ 2026-08-03 15:38:48

●NSnsg1.namebrightdns.com2016-06-20 → 2026-08-03 · 5 obs

○ 2016-02-07 08:40:40
● 2016-06-20 02:51:18
○ 2017-02-05 17:05:02
● 2020-01-14 06:12:16
● 2026-08-03 15:38:48

●NSnsg2.namebrightdns.com2016-06-20 → 2026-08-03 · 5 obs

○ 2016-02-07 08:40:40
● 2016-06-20 02:51:18
○ 2017-02-05 17:05:02
● 2020-01-14 06:12:16
● 2026-08-03 15:38:48

○MXanmail.namebrightmail.com2016-02-07 → 2016-02-07 · 4 obs

○ 2015-11-16 17:05:34
● 2016-02-07 08:40:40
○ 2016-06-20 02:51:18
○ 2026-08-03 15:38:48

○MXmailstore1.secureserver.net2015-07-19 → 2015-11-16 · 4 obs

● 2015-07-19 08:30:32
● 2015-11-16 17:05:34
○ 2016-02-07 08:40:40
○ 2026-08-03 15:38:48

○MXsmtp.secureserver.net2015-07-19 → 2015-11-16 · 4 obs

● 2015-07-19 08:30:32
● 2015-11-16 17:05:34
○ 2016-02-07 08:40:40
○ 2026-08-03 15:38:48

●A13.223.25.842026-07-09 → 2026-08-03 · 3 obs

○ 2020-01-14 06:12:16
● 2026-07-09 08:27:34
● 2026-08-03 15:38:48

○A184.168.221.372015-11-16 → 2015-11-16 · 4 obs

○ 2015-07-19 08:30:32
● 2015-11-16 17:05:34
○ 2016-02-07 08:40:40
○ 2026-08-03 15:38:48

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-07-09 → 2026-08-03 · 3 obs

○ 2020-01-14 06:12:16
● 2026-07-09 08:27:34
● 2026-08-03 15:38:48

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-07-09 → 2026-08-03 · 3 obs

○ 2020-01-14 06:12:16
● 2026-07-09 08:27:34
● 2026-08-03 15:38:48

○A50.63.202.282015-07-19 → 2015-07-19 · 3 obs

● 2015-07-19 08:30:32
○ 2015-11-16 17:05:34
○ 2026-08-03 15:38:48

○A52.200.243.1232016-06-20 → 2016-06-20 · 4 obs

○ 2016-02-07 08:40:40
● 2016-06-20 02:51:18
○ 2017-02-05 17:05:02
○ 2026-08-03 15:38:48

○A52.54.132.832017-02-05 → 2017-02-05 · 4 obs

○ 2016-06-20 02:51:18
● 2017-02-05 17:05:02
○ 2020-01-14 06:12:16
○ 2026-08-03 15:38:48

○A54.152.144.2432016-06-20 → 2016-06-20 · 4 obs

○ 2016-02-07 08:40:40
● 2016-06-20 02:51:18
○ 2017-02-05 17:05:02
○ 2026-08-03 15:38:48

○A54.175.122.462016-02-07 → 2016-02-07 · 4 obs

○ 2015-11-16 17:05:34
● 2016-02-07 08:40:40
○ 2016-06-20 02:51:18
○ 2026-08-03 15:38:48

●A54.243.117.1972026-07-09 → 2026-08-03 · 3 obs

○ 2020-01-14 06:12:16
● 2026-07-09 08:27:34
● 2026-08-03 15:38:48

○A54.88.107.1402017-02-05 → 2017-02-05 · 4 obs

○ 2016-06-20 02:51:18
● 2017-02-05 17:05:02
○ 2020-01-14 06:12:16
○ 2026-08-03 15:38:48

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2016-06-20 → 2016-06-20 · 3 obs

● 2016-06-20 02:51:18
○ 2017-02-05 17:05:02
○ 2026-08-03 15:38:48

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-05 → 2017-02-05 · 4 obs

○ 2016-06-20 02:51:18
● 2017-02-05 17:05:02
○ 2020-01-14 06:12:16
○ 2026-08-03 15:38:48

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-01-14 → 2020-01-14 · 4 obs

○ 2017-02-05 17:05:02
● 2020-01-14 06:12:16
○ 2026-07-09 08:27:34
○ 2026-08-03 15:38:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
grindup.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:13.217.95.24

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grindup.com (unsigned zone)

⏱️ Timing

Total: 140ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

Hierarchy

The domain mail.grindup.com falls under the parent grindup.com.

IP Addresses

grindup.com points to the four IP addresses 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

macwiki.com, www.hyfunds.com, zonemovies.com and two other host names share IP numbers with grindup.com.

Name Servers

grindup.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

At least some of grindup.com's name servers are shared with other domains, for example cinteb.com, m729-1-225.hutchcity.com, busty(0x616e616c).com and two more.

These name servers tend to co-occur with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and 4 other name servers in the same DNS delegations.

Hostnames that resolve to 7 IP addresses:

nsg1.namebrightdns.com resolves to 44.223.19.215, 54.234.103.190, 174.129.117.232 and 4 other IP addresses.

Hostnames pointing to five IP numbers:

nsg2.namebrightdns.com resolves to four IP addresses: 13.217.95.24, 54.162.235.48, 54.221.37.2 and two others.

Hostnames that resolve to three IP addresses:

ns1.namebrightdns.com points to 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.

grindup.com - robtex.com

grindup.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`grindup.com`

`com`