`atcollab.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:90ec^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:a4e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.10.78^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.236^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brett.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brett.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brett.ns.cloudflare.com`
		A	108.162.193.76^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	172.64.33.76^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	173.245.59.76^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
NS	`meadow.ns.cloudflare.com`
		A	2606:4700:50::a29f:2633^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c233^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`meadow.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2233^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`meadow.ns.cloudflare.com`
		A	108.162.194.51^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	162.159.38.51^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	172.64.34.51^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽²¹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁹⁴⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`google-site-verification=14zQendpPAX_0zptN6VM1UCJzKDRdZRiH7zrBebsTJw`
TXT	`google-site-verification=uUtbhe5v4jS2XAsE5BXe3zgXDEHlRcr6vKnnd1A3ras`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.10.78, 172.67.144.236
		IPv6 hints	2606:4700:3032::ac43:90ec, 2606:4700:3037::6815:a4e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=254, name=cloudflare-ech.com
SOA	`brett.ns.cloudflare.com`dns@cloudflare.com serial=2403692384

`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=1778492951

Same first word

atcollab.com

Similar names

lactolab.com.br

octaball.com

octallab.com

cobaltla.com

callabot.com

localtab.com

DNS History

12 records (9 active, 3 former)

●NSbrett.ns.cloudflare.com2026-05-01 → 2026-05-11 · 3 obs

○ 2015-11-14 18:23:42
● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

●NSmeadow.ns.cloudflare.com2026-05-01 → 2026-05-11 · 3 obs

○ 2015-11-14 18:23:42
● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

○NSns53.domaincontrol.com2015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 18:40:28
○ 2015-11-14 18:23:42
○ 2026-05-11 10:17:24

○NSns54.domaincontrol.com2015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 18:40:28
○ 2015-11-14 18:23:42
○ 2026-05-11 10:17:24

●MXroute1.mx.cloudflare.net2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

●MXroute2.mx.cloudflare.net2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

●MXroute3.mx.cloudflare.net2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

●A104.21.10.782026-05-01 → 2026-05-11 · 3 obs

○ 2015-11-14 18:23:42
● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

●A172.67.144.2362026-05-01 → 2026-05-11 · 3 obs

○ 2015-11-14 18:23:42
● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

○A184.168.221.362015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 18:40:28
○ 2015-11-14 18:23:42
○ 2026-05-11 10:17:24

●A2606:4700:3032::ac43:90ec2026-05-01 → 2026-05-11 · 3 obs

○ 2015-11-14 18:23:42
● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

●A2606:4700:3037::6815:a4e2026-05-01 → 2026-05-11 · 3 obs

○ 2015-11-14 18:23:42
● 2026-05-01 10:18:00
● 2026-05-11 10:17:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
atcollab.com	brett.ns.cloudflare.com, meadow.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.76

NS records: brett.ns.cloudflare.com, meadow.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for atcollab.com (unsigned zone)

⏱️ Timing

Total: 371ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.10.78, 172.67.144.236`
AAAA	2	`2606:4700:3032::ac43:90ec, 2606:4700:3037::6815:a4e`
NS	2	`brett.ns.cloudflare.com, meadow.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 21), route1.mx.cloudflare.net (pri: 4)...`
TXT	3	`google-site-verification=14zQendpPAX_0zp, google-site-verification=uUtbhe5v4jS2XAs...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brett.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

atcollab.com points to four IP numbers: 2606:4700:3032::ac43:90ec, 2606:4700:3037::6815:a4e, 104.21.10.78 and 172.67.144.236.

Other host names, for instance sfl.org.pl, movostream.com, mail.lancenet.com.br, chat.lancenet.com.br and radiofama.eu share IP numbers with atcollab.com.

Name Servers

atcollab.com's delegation is to two name servers brett.ns.cloudflare.com and meadow.ns.cloudflare.com.

atcollab.com shares the same name server configuration as other domains, such as redditpharma.com, bloomworkwear.com, firststopsweden.com, pagecommunity.com and thomsonkids.com.

atcollab.com at least partially shares its name servers with other domains, for instance wlsp.co.uk, rapidopayments.com, vineyardcompany.com, yairegev.co.il and game-plex.net.

These name servers are often used together with the name servers cortney.ns.cloudflare.com.

Host names with six IP numbers:

brett.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4c, 2803:f800:50::6ca2:c14c, 2a06:98c1:50::ac40:214c, 108.162.193.76, 172.64.33.76 and 173.245.59.76.

meadow.ns.cloudflare.com points to: 2606:4700:50::a29f:2633, 2803:f800:50::6ca2:c233, 2a06:98c1:50::ac40:2233, 108.162.194.51, 162.159.38.51 and 172.64.34.51.

Mail Servers

atcollab.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

atcollab.com shares some mail servers with other domains, including zonegfx.com, mxarena.com, divrex.com, neteras.com and 518118.com.

Host names with six IP numbers:

route1.mx.cloudflare.net has IPs 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net has IPs 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net has IPs 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

atcollab.com - robtex.com

atcollab.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`atcollab.com`

`com`