`groundfloor.co`

DNSSEC	⚠️ Not signed
A	99.86.91.2
		PTR	`server-99-86-91-2.lhr86.r.cloudfront.net`
A	99.86.91.28
A	99.86.91.76
A	99.86.91.87
NS	`ns-460.awsdns-57.com` ⭐
		A	2600:9000:5301:cc00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-460.awsdns-57.com`
		A	205.251.193.204^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-460.awsdns-57.com`
NS	`ns-1249.awsdns-28.org`
		A	2600:9000:5304:e100::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1249.awsdns-28.org`
		A	205.251.196.225^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1249.awsdns-28.org`
NS	`ns-1638.awsdns-12.co.uk`
		A	2600:9000:5306:6600::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1638.awsdns-12.co.uk`
		A	205.251.198.102^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1638.awsdns-12.co.uk`
NS	`ns-992.awsdns-60.net`
		A	2600:9000:5303:e000::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-992.awsdns-60.net`
		A	205.251.195.224^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-992.awsdns-60.net`
MX	`mx.sendgrid.net` ⭐
		A	13.216.54.185^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-216-54-185.compute-1.amazonaws.com`
		A	15.222.160.229^{🇨🇦 Amazon15.222.0.0/15 EC2 YUL prefix}
			PTR	`ec2-15-222-160-229.ca-central-1.compute.amazonaws.com`
		A	16.52.61.209^{🇺🇸 Amazon16.52.0.0/16 EC2 YUL prefix}
			PTR	`ec2-16-52-61-209.ca-central-1.compute.amazonaws.com`
		A	16.52.110.174^{🇺🇸 Amazon16.52.0.0/16 EC2 YUL prefix}
			PTR	`ec2-16-52-110-174.ca-central-1.compute.amazonaws.com`
		A	34.198.67.24^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-198-67-24.compute-1.amazonaws.com`
		A	44.216.124.122^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-216-124-122.compute-1.amazonaws.com`
		A	44.245.249.202^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
			PTR	`ec2-44-245-249-202.us-west-2.compute.amazonaws.com`
		A	52.25.213.239^{🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix}
			PTR	`ec2-52-25-213-239.us-west-2.compute.amazonaws.com`
		A	52.37.49.26^{🇺🇸 Amazon52.36.0.0/14 EC2 PDX prefix}
			PTR	`ec2-52-37-49-26.us-west-2.compute.amazonaws.com`
TXT	`odbiugabur17d6on8fn88sdkvf`
SOA	`ns-460.awsdns-57.com`awsdns-hostmaster@amazon.com serial=1

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co` 🔒
	NS	`b.registrydns.co` 🔒
	NS	`c.registrydns.co` 🔒
	NS	`d.registrydns.co` 🔒
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759588016

Same first word

groundfloor.us

groundfloor.media

groundfloor.co

groundfloor.se

groundfloor.solutions

groundfloor.ro

groundfloor.com

DNS History

30 records (9 active, 21 former)

●NSns-1249.awsdns-28.org2026-02-16 → 2026-03-08 · 3 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
● 2026-03-08 06:41:46

●NSns-1638.awsdns-12.co.uk2026-02-16 → 2026-03-08 · 3 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
● 2026-03-08 06:41:46

●NSns-460.awsdns-57.com2026-02-16 → 2026-03-08 · 3 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
● 2026-03-08 06:41:46

●NSns-992.awsdns-60.net2026-02-16 → 2026-03-08 · 3 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
● 2026-03-08 06:41:46

○NSns63.domaincontrol.com2015-06-26 → 2016-08-24 · 4 obs

● 2015-06-26 17:26:10
● 2016-08-24 01:11:50
○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

○NSns64.domaincontrol.com2015-06-26 → 2016-08-24 · 4 obs

● 2015-06-26 17:26:10
● 2016-08-24 01:11:50
○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

○MXmailstore1.secureserver.net2015-06-26 → 2016-08-24 · 4 obs

● 2015-06-26 17:26:10
● 2016-08-24 01:11:50
○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

●MXmx.sendgrid.net2026-02-16 → 2026-03-08 · 3 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
● 2026-03-08 06:41:46

○MXsmtp.secureserver.net2015-06-26 → 2016-08-24 · 4 obs

● 2015-06-26 17:26:10
● 2016-08-24 01:11:50
○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

○A108.138.233.1282026-02-16 → 2026-03-08 · 2 obs

○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

○A108.138.233.222026-02-16 → 2026-03-08 · 2 obs

○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

○A108.138.233.712026-02-16 → 2026-03-08 · 2 obs

○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

○A108.138.233.762026-02-16 → 2026-03-08 · 2 obs

○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

○A13.32.241.1042026-02-16 → 2026-03-08 · 8 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
○ 2026-02-17 02:01:08
○ 2026-03-07 14:33:06
● 2026-03-07 21:48:14
● 2026-03-08 01:20:08
○ 2026-03-08 03:03:58
○ 2026-03-08 06:41:46

○A13.32.241.502026-02-16 → 2026-03-08 · 8 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
○ 2026-02-17 02:01:08
○ 2026-03-07 14:33:06
● 2026-03-07 21:48:14
● 2026-03-08 01:20:08
○ 2026-03-08 03:03:58
○ 2026-03-08 06:41:46

○A13.32.241.582026-02-16 → 2026-03-08 · 8 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
○ 2026-02-17 02:01:08
○ 2026-03-07 14:33:06
● 2026-03-07 21:48:14
● 2026-03-08 01:20:08
○ 2026-03-08 03:03:58
○ 2026-03-08 06:41:46

○A13.32.241.942026-02-16 → 2026-03-08 · 8 obs

○ 2016-08-24 01:11:50
● 2026-02-16 10:52:08
○ 2026-02-17 02:01:08
○ 2026-03-07 14:33:06
● 2026-03-07 21:48:14
● 2026-03-08 01:20:08
○ 2026-03-08 03:03:58
○ 2026-03-08 06:41:46

○A184.168.221.532015-06-26 → 2016-08-24 · 4 obs

● 2015-06-26 17:26:10
● 2016-08-24 01:11:50
○ 2026-02-16 10:52:08
○ 2026-03-08 06:41:46

○A3.162.103.1132026-02-19 → 2026-03-07 · 66 obs

○ 2026-02-17 17:26:24
● 2026-02-19 05:28:00
● 2026-02-20 21:31:44
○ 2026-02-21 08:51:28
○ 2026-02-21 14:19:28
● 2026-02-21 15:26:44
○ 2026-02-21 22:56:02
● 2026-02-22 00:08:12
○ 2026-02-22 02:13:02
○ 2026-02-22 08:55:32
● 2026-02-22 14:26:58
○ 2026-02-22 15:34:26
○ 2026-02-22 23:37:30
● 2026-02-23 00:13:14
○ 2026-02-23 02:13:50
● 2026-02-23 08:29:56
○ 2026-02-23 10:26:32
○ 2026-02-23 14:16:24
● 2026-02-23 18:50:54
○ 2026-02-23 19:59:04
○ 2026-02-23 20:47:42
● 2026-02-24 00:11:30
○ 2026-02-24 08:03:14
○ 2026-02-24 13:23:14
● 2026-02-24 14:37:32
○ 2026-02-24 17:01:18
○ 2026-02-25 02:21:36
● 2026-02-25 04:04:30
● 2026-02-25 06:53:22
○ 2026-02-25 07:39:42
● 2026-02-25 10:53:28
○ 2026-02-25 14:24:22
○ 2026-02-25 21:39:58
● 2026-02-26 00:10:38
○ 2026-02-26 01:52:40
○ 2026-02-26 20:14:44
● 2026-02-26 22:08:54
● 2026-02-26 23:58:52
○ 2026-02-27 01:16:08
○ 2026-02-27 20:20:18
● 2026-02-28 00:14:14
○ 2026-02-28 07:00:58
○ 2026-02-28 20:49:30
● 2026-02-28 23:32:28
○ 2026-03-01 02:19:04
○ 2026-03-01 09:07:26
● 2026-03-01 11:50:42
○ 2026-03-01 13:05:22
○ 2026-03-02 09:40:16
● 2026-03-02 11:48:28
○ 2026-03-02 17:23:08
○ 2026-03-03 15:30:04
● 2026-03-04 00:12:16
○ 2026-03-04 01:13:22
○ 2026-03-05 19:57:54
● 2026-03-06 00:14:00
○ 2026-03-06 01:41:40
○ 2026-03-06 04:58:06
● 2026-03-06 06:02:34
○ 2026-03-06 07:13:06
○ 2026-03-06 21:24:18
● 2026-03-07 00:06:44
○ 2026-03-07 01:04:54
● 2026-03-07 03:00:56
○ 2026-03-07 04:03:16
○ 2026-03-08 06:41:46

○A3.162.103.282026-02-19 → 2026-03-07 · 66 obs

○A3.162.103.532026-02-19 → 2026-03-07 · 66 obs

○A3.162.103.852026-02-19 → 2026-03-07 · 66 obs

○A99.84.41.312026-02-17 → 2026-03-08 · 48 obs

○ 2026-02-16 10:52:08
● 2026-02-17 02:01:08
● 2026-02-17 17:26:24
○ 2026-02-19 05:28:00
○ 2026-02-22 15:34:26
● 2026-02-22 16:41:02
○ 2026-02-22 20:13:38
○ 2026-02-22 22:36:06
● 2026-02-22 23:37:30
○ 2026-02-23 00:13:14
○ 2026-02-24 09:02:42
● 2026-02-24 12:04:48
○ 2026-02-24 13:23:14
○ 2026-02-24 14:37:32
● 2026-02-24 17:01:18
○ 2026-02-24 20:08:52
○ 2026-02-26 14:14:10
● 2026-02-26 18:16:42
○ 2026-02-26 20:14:44
○ 2026-02-27 01:54:52
● 2026-02-27 02:54:08
○ 2026-02-27 08:09:00
○ 2026-02-27 09:18:58
● 2026-02-27 12:03:26
○ 2026-02-27 14:25:30
○ 2026-03-01 02:19:04
● 2026-03-01 06:11:24
● 2026-03-01 09:07:26
○ 2026-03-01 11:50:42
○ 2026-03-01 16:24:08
● 2026-03-01 20:14:12
● 2026-03-01 23:45:56
○ 2026-03-02 00:35:44
○ 2026-03-03 02:04:54
● 2026-03-03 03:33:44
● 2026-03-03 04:34:42
○ 2026-03-03 08:10:08
○ 2026-03-06 03:45:16
● 2026-03-06 04:58:06
○ 2026-03-06 06:02:34
○ 2026-03-06 08:16:22
● 2026-03-06 16:51:40
● 2026-03-06 20:12:36
○ 2026-03-06 21:24:18
○ 2026-03-08 03:03:58
● 2026-03-08 04:58:58
○ 2026-03-08 06:19:02
○ 2026-03-08 06:41:46

○A99.84.41.682026-02-17 → 2026-03-08 · 48 obs

○A99.84.41.702026-02-17 → 2026-03-08 · 48 obs

○A99.84.41.932026-02-17 → 2026-03-08 · 48 obs

●A99.86.91.22026-02-21 → 2026-03-08 · 96 obs

○ 2026-02-20 21:31:44
● 2026-02-21 08:51:28
● 2026-02-21 14:19:28
○ 2026-02-21 15:26:44
● 2026-02-21 22:56:02
○ 2026-02-22 00:08:12
● 2026-02-22 02:13:02
● 2026-02-22 08:55:32
○ 2026-02-22 14:26:58
● 2026-02-22 15:34:26
○ 2026-02-22 16:41:02
● 2026-02-22 20:13:38
● 2026-02-22 22:36:06
○ 2026-02-22 23:37:30
○ 2026-02-23 00:13:14
● 2026-02-23 02:13:50
○ 2026-02-23 08:29:56
● 2026-02-23 10:26:32
● 2026-02-23 14:16:24
○ 2026-02-23 18:50:54
● 2026-02-23 19:59:04
● 2026-02-23 20:47:42
○ 2026-02-24 00:11:30
● 2026-02-24 08:03:14
● 2026-02-24 09:02:42
○ 2026-02-24 12:04:48
● 2026-02-24 13:23:14
○ 2026-02-24 14:37:32
○ 2026-02-24 17:01:18
● 2026-02-24 20:08:52
● 2026-02-25 02:21:36
○ 2026-02-25 04:04:30
○ 2026-02-25 06:53:22
● 2026-02-25 07:39:42
○ 2026-02-25 10:53:28
● 2026-02-25 14:24:22
● 2026-02-25 21:39:58
○ 2026-02-26 00:10:38
● 2026-02-26 01:52:40
● 2026-02-26 14:14:10
○ 2026-02-26 18:16:42
● 2026-02-26 20:14:44
○ 2026-02-26 22:08:54
○ 2026-02-26 23:58:52
● 2026-02-27 01:16:08
● 2026-02-27 01:54:52
○ 2026-02-27 02:54:08
● 2026-02-27 08:09:00
● 2026-02-27 09:18:58
○ 2026-02-27 12:03:26
● 2026-02-27 14:25:30
● 2026-02-27 20:20:18
○ 2026-02-28 00:14:14
● 2026-02-28 07:00:58
● 2026-02-28 20:49:30
○ 2026-02-28 23:32:28
● 2026-03-01 02:19:04
○ 2026-03-01 06:11:24
○ 2026-03-01 11:50:42
● 2026-03-01 13:05:22
● 2026-03-01 16:24:08
○ 2026-03-01 20:14:12
○ 2026-03-01 23:45:56
● 2026-03-02 00:35:44
● 2026-03-02 09:40:16
○ 2026-03-02 11:48:28
● 2026-03-02 17:23:08
● 2026-03-03 02:04:54
○ 2026-03-03 03:33:44
○ 2026-03-03 04:34:42
● 2026-03-03 08:10:08
● 2026-03-03 15:30:04
○ 2026-03-04 00:12:16
● 2026-03-04 01:13:22
● 2026-03-05 19:57:54
○ 2026-03-06 00:14:00
● 2026-03-06 01:41:40
● 2026-03-06 03:45:16
○ 2026-03-06 04:58:06
○ 2026-03-06 06:02:34
● 2026-03-06 07:13:06
● 2026-03-06 08:16:22
○ 2026-03-06 16:51:40
○ 2026-03-06 20:12:36
● 2026-03-06 21:24:18
○ 2026-03-07 00:06:44
● 2026-03-07 01:04:54
○ 2026-03-07 03:00:56
● 2026-03-07 04:03:16
● 2026-03-07 14:33:06
○ 2026-03-07 21:48:14
○ 2026-03-08 01:20:08
● 2026-03-08 03:03:58
○ 2026-03-08 04:58:58
● 2026-03-08 06:19:02
● 2026-03-08 06:41:46

●A99.86.91.282026-02-21 → 2026-03-08 · 96 obs

●A99.86.91.762026-02-21 → 2026-03-08 · 96 obs

●A99.86.91.872026-02-21 → 2026-03-08 · 96 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	d.registrydns.co, b.registrydns.co, a.registrydns.co, c.registrydns.co	-
groundfloor.co	ns-460.awsdns-57.com, ns-992.awsdns-60.net, ns-1249.awsdns-28.org, ns-1638.awsdns-12.co.uk	-

✅ Authoritative Response

Server: 205.251.193.204

NS records: ns-460.awsdns-57.com, ns-992.awsdns-60.net, ns-1249.awsdns-28.org, ns-1638.awsdns-12.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for groundfloor.co (unsigned zone)

⏱️ Timing

Total: 736ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.32.241.58, 13.32.241.104...`
NS	4	`ns-1249.awsdns-28.org, ns-1638.awsdns-12.co.uk...`
MX	1	`mx.sendgrid.net (pri: 10)`
TXT	1	`odbiugabur17d6on8fn88sdkvf`
SOA	1	`ns-460.awsdns-57.com awsdns-hostmaster.a`

Analysis

IP Addresses

Four IP numbers are pointed to by groundfloor.co: 99.86.91.2, 99.86.91.28, 99.86.91.76 and 99.86.91.87.

other host names including frmhack.co.tv.ua, gochimaru.com, d3cimopuke1xlq.amplifyapp.com, cuddlybuddly.com and 1777cb.com share IP numbers with groundfloor.co.

Name Servers

groundfloor.co is delegated to four name servers: ns-460.awsdns-57.com, ns-992.awsdns-60.net, ns-1249.awsdns-28.org and ns-1638.awsdns-12.co.uk.

groundfloor.co at least partially shares name servers with other domains, for instance vivavolei.org.br, 247jackpots.biz, uniquesimplicity.com, bemer3000.com and paseli.co.jp.

these name servers are commonly used with the name servers ns-969.awsdns-57.net, ns-1291.awsdns-33.org, ns-1625.awsdns-11.co.uk, ns-920.awsdns-51.net, ns-1498.awsdns-59.org, ns-1817.awsdns-35.co.uk, ns1.tukios.net and ns2.tukios.net.

Host names with two IP numbers:

ns-460.awsdns-57.com points to 2600:9000:5301:cc00::1 and 205.251.193.204; ns-992.awsdns-60.net points to 2600:9000:5303:e000::1 and 205.251.195.224; ns-1249.awsdns-28.org points to 2600:9000:5304:e100::1 and 205.251.196.225; ns-1638.awsdns-12.co.uk points to 2600:9000:5306:6600::1 and 205.251.198.102.

Mail Servers

groundfloor.co is handled by a single mail server, mx.sendgrid.net.

groundfloor.co shares the same mail server setup as other domains, for instance u7134379.wl130.sendgrid.net, e.klarna.com, corks.email, u4674755.wl006.sendgrid.net and boing.es.

groundfloor.co shares some mail servers with other domains, at least partially, for instance goflux.com.br, 12min.com.br, onepropertee.com, mikestaff.com and eblink3.com.

these mail servers are often used together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

mx.sendgrid.net points to nine IPs: 13.216.54.185, 15.222.160.229, 16.52.61.209, 16.52.110.174, 34.198.67.24, 44.216.124.122, 44.245.249.202, 52.25.213.239 and 52.37.49.26.

groundfloor.co - robtex.com

groundfloor.co

co

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`groundfloor.co`

`co`