`gcasummit.com`

DNSSEC	⚠️ Not signed
A	18.232.172.167^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
		PTR	`ec2-18-232-172-167.compute-1.amazonaws.com`
NS	`darwin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c197^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darwin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2197^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darwin.ns.cloudflare.com`
		A	108.162.193.151^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	172.64.33.151^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	173.245.59.151^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
NS	`pam.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pam.ns.cloudflare.com`
		A	108.162.192.138^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	172.64.32.138^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	173.245.58.138^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com`⁽²⁰⁾
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`0ed1fe018adf448e5718d843d7a9936f`
TXT	`MS=ms78718908`
TXT	`v=spf1 include:_netblocks.mimecast.com ~all`
SOA	`darwin.ns.cloudflare.com`dns@cloudflare.com serial=2408272632

`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=1784951672

Subdomains

www.gcasummit.com

Same first word

gcasummit.com

Similar names

gummastic.com

masticgum.cz

gummastic.cz

cgasummit.co.za

masticgum.org

gummastic.gr

gummastic.eu

DNS History

16 records (5 active, 11 former)

○NSainam01.accessintel.com2015-06-02 → 2020-04-11 · 4 obs

● 2015-06-02 00:00:32
● 2020-04-11 14:20:20
○ 2026-06-09 03:12:06
○ 2026-07-25 04:20:18

●NSdarwin.ns.cloudflare.com2026-06-09 → 2026-07-25 · 3 obs

○ 2020-04-11 14:20:20
● 2026-06-09 03:12:06
● 2026-07-25 04:20:18

○NSnycnam01.accessintel.com2015-06-02 → 2020-04-11 · 4 obs

● 2015-06-02 00:00:32
● 2020-04-11 14:20:20
○ 2026-06-09 03:12:06
○ 2026-07-25 04:20:18

●NSpam.ns.cloudflare.com2026-06-09 → 2026-07-25 · 3 obs

○ 2020-04-11 14:20:20
● 2026-06-09 03:12:06
● 2026-07-25 04:20:18

○NSrocknam01.accessintel.com2015-06-02 → 2020-04-11 · 4 obs

● 2015-06-02 00:00:32
● 2020-04-11 14:20:20
○ 2026-06-09 03:12:06
○ 2026-07-25 04:20:18

○NSrocknam02.accessintel.com2015-06-02 → 2020-04-11 · 4 obs

● 2015-06-02 00:00:32
● 2020-04-11 14:20:20
○ 2026-06-09 03:12:06
○ 2026-07-25 04:20:18

○MXcuda1.accessintel.com2015-06-02 → 2017-04-09 · 4 obs

● 2015-06-02 00:00:32
● 2017-04-09 02:00:50
○ 2020-04-11 14:20:20
○ 2026-07-25 04:20:18

○MXcuda2.accessintel.com2015-06-02 → 2017-04-09 · 4 obs

● 2015-06-02 00:00:32
● 2017-04-09 02:00:50
○ 2020-04-11 14:20:20
○ 2026-07-25 04:20:18

○MXcuda3.accessintel.com2015-06-02 → 2017-04-09 · 4 obs

● 2015-06-02 00:00:32
● 2017-04-09 02:00:50
○ 2020-04-11 14:20:20
○ 2026-07-25 04:20:18

●MXus-smtp-inbound-1.mimecast.com2020-04-11 → 2026-07-25 · 3 obs

○ 2017-04-09 02:00:50
● 2020-04-11 14:20:20
● 2026-07-25 04:20:18

●MXus-smtp-inbound-2.mimecast.com2020-04-11 → 2026-07-25 · 3 obs

○ 2017-04-09 02:00:50
● 2020-04-11 14:20:20
● 2026-07-25 04:20:18

●A18.232.172.1672026-06-09 → 2026-07-25 · 3 obs

○ 2020-04-11 14:20:20
● 2026-06-09 03:12:06
● 2026-07-25 04:20:18

○A23.185.0.32020-04-11 → 2020-04-11 · 4 obs

○ 2017-04-09 02:00:50
● 2020-04-11 14:20:20
○ 2026-06-09 03:12:06
○ 2026-07-25 04:20:18

○A2620:12a:8000::32020-04-11 → 2020-04-11 · 4 obs

○ 2017-04-09 02:00:50
● 2020-04-11 14:20:20
○ 2026-06-09 03:12:06
○ 2026-07-25 04:20:18

○A2620:12a:8001::32020-04-11 → 2020-04-11 · 4 obs

○ 2017-04-09 02:00:50
● 2020-04-11 14:20:20
○ 2026-06-09 03:12:06
○ 2026-07-25 04:20:18

○A98.159.145.952015-06-02 → 2017-04-09 · 4 obs

● 2015-06-02 00:00:32
● 2017-04-09 02:00:50
○ 2020-04-11 14:20:20
○ 2026-07-25 04:20:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, h.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net...	-
gcasummit.com	pam.ns.cloudflare.com, darwin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.138

NS records: pam.ns.cloudflare.com, darwin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gcasummit.com (unsigned zone)

⏱️ Timing

Total: 232ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.232.172.167`
NS	2	`darwin.ns.cloudflare.com, pam.ns.cloudflare.com`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 20)`
TXT	3	`0ed1fe018adf448e5718d843d7a9936f, MS=ms78718908...`
SOA	1	`darwin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.gcasummit.com is a subdomain of gcasummit.com.

IP Addresses

gcasummit.com resolves to one IP address: 18.232.172.167.

ascmanager.com, ad-monsters.com, admonsterspubforum.com and two other host names share IP numbers with gcasummit.com.

Name Servers

gcasummit.com uses two name servers for its delegation: darwin.ns.cloudflare.com and pam.ns.cloudflare.com.

gcasummit.com uses the same name servers as several other domains — among them unicca.net, ompong1885jp.site, ormas1880-a5.site and two more.

The name servers of gcasummit.com overlap at least partially with those of other domains — among them xn--pxakeicie.net, nanayaminteriors.com, rundskue.net and two more.

These name servers commonly appear alongside the name servers kia.ns.cloudflare.com and eric.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname darwin.ns.cloudflare.com directs to 108.162.193.151, 172.64.33.151 and 173.245.59.151 along with 3 other IP addresses.

Hostname pam.ns.cloudflare.com directs to 108.162.192.138, 172.64.32.138 and 173.245.58.138 along with 3 other IP addresses.

Mail Servers

Mail for gcasummit.com is handled by two mail servers — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

gcasummit.com uses an identical mail server configuration to several other domains — among them americanassetstrust.com, vairesort.com, dmautoleasing.com and two more.

gcasummit.com partially shares its mail servers with other domains — including kinsalecapitalgroup.com, fivespan.com, arctic-hayes.eu and kaleido.com.