`grconstructionus.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:ce77^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:4d61^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.77.97^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.206.119^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elaine.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a98^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elaine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c098^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elaine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2098^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elaine.ns.cloudflare.com`
		A	108.162.192.152^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elaine.ns.cloudflare.com`
		A	172.64.32.152^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elaine.ns.cloudflare.com`
		A	173.245.58.152^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elaine.ns.cloudflare.com`
NS	`george.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`george.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`george.ns.cloudflare.com`
		A	108.162.193.167^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	172.64.33.167^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	173.245.59.167^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
MX	`_dc-mx.fc1749771f90.grconstructionus.com` ⭐
		A	142.214.191.150^{🇺🇸 KVC-HOST142.214.191.0/24 BGP-RO}
			PTR	`ok1085.kvchosting.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.77.97, 172.67.206.119
		IPv6	2606:4700:3032::ac43:ce77, 2606:4700:3033::6815:4d61
SOA	`elaine.ns.cloudflare.com`dns@cloudflare.com serial=2399048443

`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=1774516927

Previously MX for

grconstructionus.com

Subdomains

www.grconstructionus.com

Same first word

grconstructionus.com

DNS History

17 records (7 active, 10 former)

●NSelaine.ns.cloudflare.com2026-03-15 → 2026-03-26 · 3 obs

○ 2026-03-02 08:49:36
● 2026-03-15 19:52:04
● 2026-03-26 09:44:36

●NSgeorge.ns.cloudflare.com2026-03-15 → 2026-03-26 · 3 obs

○ 2026-03-02 08:49:36
● 2026-03-15 19:52:04
● 2026-03-26 09:44:36

○NSns1017.kvchosting.com2015-06-13 → 2016-04-02 · 4 obs

● 2015-06-13 02:28:14
● 2016-04-02 08:03:02
○ 2016-09-17 06:06:50
○ 2026-03-26 09:44:36

○NSns1018.kvchosting.com2015-06-13 → 2016-04-02 · 4 obs

● 2015-06-13 02:28:14
● 2016-04-02 08:03:02
○ 2016-09-17 06:06:50
○ 2026-03-26 09:44:36

○NSns2010.kvchosting.com2016-09-17 → 2026-03-02 · 5 obs

○ 2016-04-02 08:03:02
● 2016-09-17 06:06:50
● 2026-03-02 08:49:36
○ 2026-03-15 19:52:04
○ 2026-03-26 09:44:36

○NSns2011.kvchosting.com2016-09-17 → 2026-03-02 · 5 obs

○ 2016-04-02 08:03:02
● 2016-09-17 06:06:50
● 2026-03-02 08:49:36
○ 2026-03-15 19:52:04
○ 2026-03-26 09:44:36

●MX_dc-mx.fc1749771f90.grconstructionus.com2026-03-15 → 2026-03-26 · 3 obs

○ 2026-03-02 08:49:36
● 2026-03-15 19:52:04
● 2026-03-26 09:44:36

○MXgrconstructionus.com2015-06-13 → 2026-03-02 · 4 obs

● 2015-06-13 02:28:14
● 2026-03-02 08:49:36
○ 2026-03-15 19:52:04
○ 2026-03-26 09:44:36

●A104.21.77.972026-03-15 → 2026-03-26 · 3 obs

○ 2026-03-02 08:49:36
● 2026-03-15 19:52:04
● 2026-03-26 09:44:36

○A142.214.191.1502026-02-18 → 2026-03-02 · 5 obs

○ 2017-04-19 15:54:36
● 2026-02-18 04:53:46
● 2026-03-02 08:49:36
○ 2026-03-15 19:52:04
○ 2026-03-26 09:44:36

●A172.67.206.1192026-03-15 → 2026-03-26 · 3 obs

○ 2026-03-02 08:49:36
● 2026-03-15 19:52:04
● 2026-03-26 09:44:36

○A173.214.188.1662017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-17 06:06:50
● 2017-04-19 15:54:36
○ 2026-02-18 04:53:46
○ 2026-03-26 09:44:36

○A173.214.190.32016-01-14 → 2016-04-02 · 5 obs

○ 2015-10-25 20:00:40
● 2016-01-14 20:42:12
● 2016-04-02 08:03:02
○ 2016-09-17 06:06:50
○ 2026-03-26 09:44:36

○A216.107.128.1252015-06-13 → 2015-10-25 · 4 obs

● 2015-06-13 02:28:14
● 2015-10-25 20:00:40
○ 2016-01-14 20:42:12
○ 2026-03-26 09:44:36

●A2606:4700:3032::ac43:ce772026-03-15 → 2026-03-26 · 3 obs

○ 2026-03-02 08:49:36
● 2026-03-15 19:52:04
● 2026-03-26 09:44:36

●A2606:4700:3033::6815:4d612026-03-15 → 2026-03-26 · 3 obs

○ 2026-03-02 08:49:36
● 2026-03-15 19:52:04
● 2026-03-26 09:44:36

○A38.123.253.542016-09-17 → 2016-09-17 · 4 obs

○ 2016-04-02 08:03:02
● 2016-09-17 06:06:50
○ 2017-04-19 15:54:36
○ 2026-03-26 09:44:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
grconstructionus.com	elaine.ns.cloudflare.com, george.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.152

NS records: elaine.ns.cloudflare.com, george.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grconstructionus.com (unsigned zone)

⏱️ Timing

Total: 217ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.206.119, 104.21.77.97`
AAAA	2	`2606:4700:3033::6815:4d61, 2606:4700:3032::ac43:ce77`
NS	2	`elaine.ns.cloudflare.com, george.ns.cloudflare.com`
MX	1	`_dc-mx.fc1749771f90.grconstructionus.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elaine.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

grconstructionus.com is the parent of www.grconstructionus.com.

IP Addresses

grconstructionus.com points to four IP numbers: 2606:4700:3032::ac43:ce77, 2606:4700:3033::6815:4d61, 104.21.77.97 and 172.67.206.119.

Other host names including jualobataborsiherbal.com, sofasoft.com.br, ubicacell.com, 5817s.com and www.galaxygroups.com share IP numbers with grconstructionus.com.

Name Servers

grconstructionus.com's delegation uses two name servers, elaine.ns.cloudflare.com and george.ns.cloudflare.com.

grconstructionus.com shares the same name server setup as other domains, for example svgdaily.com, midrange-solutions-services.fr, gencmedya.net, westmodernclinic.com and 168slotxo.me.

grconstructionus.com at least partially shares name servers with other domains, including shakkin-life.com, alager.ru, gongwei.net, shrt.se and bx021.com.

these name servers are commonly used together with mustafa.ns.cloudflare.com, odin.ns.cloudflare.com and mario.ns.cloudflare.com.

Host names with six IP numbers:

elaine.ns.cloudflare.com points to: 2606:4700:50::adf5:3a98, 2803:f800:50::6ca2:c098, 2a06:98c1:50::ac40:2098, 108.162.192.152, 172.64.32.152 and 173.245.58.152.

george.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba7, 2803:f800:50::6ca2:c1a7, 2a06:98c1:50::ac40:21a7, 108.162.193.167, 172.64.33.167 and 173.245.59.167.

Mail Servers

grconstructionus.com is handled by a single mail server, _dc-mx.fc1749771f90.grconstructionus.com.

_dc-mx.fc1749771f90.grconstructionus.com points to a single IP: 142.214.191.150.

grconstructionus.com - robtex.com