`grs-sharepoint.com`

DNSSEC	⚠️ Not signed
A	100.28.170.105^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
		PTR	`ec2-100-28-170-105.compute-1.amazonaws.com`
NS	`karsyn.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26c2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karsyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`karsyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`karsyn.ns.cloudflare.com`
		A	108.162.194.194^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karsyn.ns.cloudflare.com`
		A	162.159.38.194^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karsyn.ns.cloudflare.com`
		A	172.64.34.194^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karsyn.ns.cloudflare.com`
NS	`luke.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`luke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`luke.ns.cloudflare.com`
		A	108.162.193.200^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	172.64.33.200^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	173.245.59.200^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
MX	`mail.grs-sharepoint.com` ⭐
		A	184.73.207.159^{🇺🇸 Amazon184.73.0.0/16 IAD prefix}
			PTR	`mail.grs-sharepoint.com`
TXT	`google-site-verification=gDuJ6Bs7utr6T2mlgG4AZngrgwg7Ud_IXMj9FSdX67k`
TXT	`v=spf1 ip4:184.73.207.159 -all`
SOA	`karsyn.ns.cloudflare.com`dns@cloudflare.com serial=2399771017

`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=1775066637

⚠️ On DNS blocklist: tif

Subdomains

www.grs-sharepoint.com

Same first word

grs-sharepoint.com

Similar names

sash-reporting.com

DNS History

4 records (4 active, 0 former)

●NSkarsyn.ns.cloudflare.com2026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:59:44
● 2026-04-01 18:15:32

●NSluke.ns.cloudflare.com2026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:59:44
● 2026-04-01 18:15:32

●MXmail.grs-sharepoint.com2026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:59:44
● 2026-04-01 18:15:32

●A100.28.170.1052026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:59:44
● 2026-04-01 18:15:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
grs-sharepoint.com	luke.ns.cloudflare.com, karsyn.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.200

NS records: luke.ns.cloudflare.com, karsyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grs-sharepoint.com (unsigned zone)

⏱️ Timing

Total: 103ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`100.28.170.105`
NS	2	`karsyn.ns.cloudflare.com, luke.ns.cloudflare.com`
MX	1	`mail.grs-sharepoint.com (pri: 0)`
TXT	2	`google-site-verification=gDuJ6Bs7utr6T2m, v=spf1 ip4:184.73.207.159 -all`
SOA	1	`karsyn.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of www.grs-sharepoint.com is grs-sharepoint.com.

IP Addresses

grs-sharepoint.com points to an IP address: 100.28.170.105.

other host names, for instance microsoftwindowsdownload.com, www.grs-sharepoint.com, voicemail-notifications.com and www.voicemail-notifications.com share IP numbers with grs-sharepoint.com.

Name Servers

Two name servers karsyn.ns.cloudflare.com and luke.ns.cloudflare.com handle the delegation for grs-sharepoint.com.

grs-sharepoint.com shares the same name server setup as other domains, for instance alkoamerica.com, scape.media, compliancetrainingportal.com, microsoftwindowsdownload.com and emdadshabake.ir.

grs-sharepoint.com at least partially shares name servers with other domains, for instance slot200.cx, horrorequityfund.com, cnchulin.com, chevychaselake.com and imaginefestival.net.

These name servers are commonly used with kate.ns.cloudflare.com and kianchau.ns.cloudflare.com.

Six IP addresses per host:

karsyn.ns.cloudflare.com points to 2606:4700:50::a29f:26c2, 2803:f800:50::6ca2:c2c2, 2a06:98c1:50::ac40:22c2, 108.162.194.194, 162.159.38.194 and 172.64.34.194; luke.ns.cloudflare.com points to 2606:4700:58::adf5:3bc8, 2803:f800:50::6ca2:c1c8, 2a06:98c1:50::ac40:21c8, 108.162.193.200, 172.64.33.200 and 173.245.59.200

Mail Servers

grs-sharepoint.com is handled by a single mail server, mail.grs-sharepoint.com.

The host name mail.grs-sharepoint.com points to IP 184.73.207.159.

grs-sharepoint.com - robtex.com