`sixerr.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:4a17^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:996d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.74.23^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.109^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bart.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b47^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c147^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bart.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2147^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bart.ns.cloudflare.com`
		A	108.162.193.71^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	172.64.33.71^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	173.245.59.71^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
NS	`serena.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0dc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`serena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20dc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`serena.ns.cloudflare.com`
		A	108.162.192.220^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	172.64.32.220^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	173.245.58.220^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		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`
MX	`route3.mx.cloudflare.net`⁽⁷⁹⁾
		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	`route1.mx.cloudflare.net`⁽⁹⁶⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.74.23, 172.67.153.109
		IPv6 hints	2606:4700:3032::6815:4a17, 2606:4700:3037::ac43:996d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=39, name=cloudflare-ech.com
SOA	`bart.ns.cloudflare.com`dns@cloudflare.com serial=2411334826

`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=1786213159

WOT: SAFE (62/100)

Previously MX for

mail.sixerr.com

sixerr.com

Subdomains

mail.sixerr.com

Same first word

sixerr.com

Similar names

serixr.cfd

serrix.nl

xriser.com

rxrise.com

resirx.com

sirrex.com

xerris.com

erisrx.net

DNS History

22 records (9 active, 13 former)

●NSbart.ns.cloudflare.com2026-02-17 → 2026-08-08 · 3 obs

○ 2016-02-04 17:26:10
● 2026-02-17 01:43:04
● 2026-08-08 18:20:46

○NSns3679.hostgator.com2015-06-20 → 2016-02-04 · 4 obs

● 2015-06-20 19:14:40
● 2016-02-04 17:26:10
○ 2026-02-17 01:43:04
○ 2026-08-08 18:20:46

○NSns3680.hostgator.com2015-06-20 → 2016-02-04 · 4 obs

● 2015-06-20 19:14:40
● 2016-02-04 17:26:10
○ 2026-02-17 01:43:04
○ 2026-08-08 18:20:46

○NSns6289.hostgator.com2015-06-20 → 2016-02-04 · 4 obs

● 2015-06-20 19:14:40
● 2016-02-04 17:26:10
○ 2026-02-17 01:43:04
○ 2026-08-08 18:20:46

●NSserena.ns.cloudflare.com2026-02-17 → 2026-08-08 · 3 obs

○ 2016-02-04 17:26:10
● 2026-02-17 01:43:04
● 2026-08-08 18:20:46

○MXmx1.emailsrvr.com2026-02-17 → 2026-05-04 · 5 obs

○ 2016-02-04 17:26:10
● 2026-02-17 01:43:04
● 2026-05-04 01:36:28
○ 2026-05-10 07:21:04
○ 2026-08-08 18:20:46

○MXmx2.emailsrvr.com2026-02-17 → 2026-05-04 · 5 obs

○ 2016-02-04 17:26:10
● 2026-02-17 01:43:04
● 2026-05-04 01:36:28
○ 2026-05-10 07:21:04
○ 2026-08-08 18:20:46

●MXroute1.mx.cloudflare.net2026-05-10 → 2026-08-08 · 3 obs

○ 2026-05-04 01:36:28
● 2026-05-10 07:21:04
● 2026-08-08 18:20:46

●MXroute2.mx.cloudflare.net2026-05-10 → 2026-08-08 · 3 obs

○ 2026-05-04 01:36:28
● 2026-05-10 07:21:04
● 2026-08-08 18:20:46

●MXroute3.mx.cloudflare.net2026-05-10 → 2026-08-08 · 3 obs

○ 2026-05-04 01:36:28
● 2026-05-10 07:21:04
● 2026-08-08 18:20:46

○MXsixerr.com2015-06-20 → 2016-02-04 · 4 obs

● 2015-06-20 19:14:40
● 2016-02-04 17:26:10
○ 2026-02-17 01:43:04
○ 2026-08-08 18:20:46

●A104.21.74.232026-02-17 → 2026-08-08 · 9 obs

○ 2018-12-22 18:49:50
● 2026-02-17 01:43:04
○ 2026-04-01 19:26:28
● 2026-05-04 01:36:28
● 2026-05-26 19:13:44
○ 2026-06-07 18:54:58
● 2026-07-12 03:30:30
○ 2026-07-18 14:08:28
● 2026-08-08 18:20:46

●A172.67.153.1092026-02-17 → 2026-08-08 · 9 obs

○A188.114.96.02026-06-07 → 2026-07-18 · 5 obs

○ 2026-05-26 19:13:44
● 2026-06-07 18:54:58
○ 2026-07-12 03:30:30
● 2026-07-18 14:08:28
○ 2026-08-08 18:20:46

○A188.114.97.02026-06-07 → 2026-07-18 · 5 obs

○ 2026-05-26 19:13:44
● 2026-06-07 18:54:58
○ 2026-07-12 03:30:30
● 2026-07-18 14:08:28
○ 2026-08-08 18:20:46

○A192.254.184.352015-06-20 → 2016-02-04 · 4 obs

● 2015-06-20 19:14:40
● 2016-02-04 17:26:10
○ 2016-04-24 02:07:40
○ 2026-08-08 18:20:46

●A2606:4700:3032::6815:4a172026-02-17 → 2026-08-08 · 9 obs

○A2606:4700:3035::ac43:996d2026-02-17 → 2026-05-26 · 7 obs

○ 2018-12-22 18:49:50
● 2026-02-17 01:43:04
○ 2026-04-01 19:26:28
● 2026-05-04 01:36:28
● 2026-05-26 19:13:44
○ 2026-06-07 18:54:58
○ 2026-08-08 18:20:46

●A2606:4700:3037::ac43:996d2026-07-12 → 2026-08-08 · 4 obs

○ 2026-06-07 18:54:58
● 2026-07-12 03:30:30
○ 2026-07-18 14:08:28
● 2026-08-08 18:20:46

○A2a06:98c1:3120::2026-06-07 → 2026-07-18 · 5 obs

○ 2026-05-26 19:13:44
● 2026-06-07 18:54:58
○ 2026-07-12 03:30:30
● 2026-07-18 14:08:28
○ 2026-08-08 18:20:46

○A2a06:98c1:3121::2026-06-07 → 2026-07-18 · 5 obs

○ 2026-05-26 19:13:44
● 2026-06-07 18:54:58
○ 2026-07-12 03:30:30
● 2026-07-18 14:08:28
○ 2026-08-08 18:20:46

○A50.87.144.1812016-04-24 → 2018-12-22 · 5 obs

○ 2016-02-04 17:26:10
● 2016-04-24 02:07:40
● 2018-12-22 18:49:50
○ 2026-02-17 01:43:04
○ 2026-08-08 18:20:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
sixerr.com	bart.ns.cloudflare.com, serena.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.220

NS records: bart.ns.cloudflare.com, serena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sixerr.com (unsigned zone)

⏱️ Timing

Total: 1236ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.74.23, 172.67.153.109`
AAAA	2	`2606:4700:3037::ac43:996d, 2606:4700:3032::6815:4a17`
NS	2	`bart.ns.cloudflare.com, serena.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 73), route3.mx.cloudflare.net (pri: 79)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bart.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

sixerr.com is the parent zone for mail.sixerr.com.

IP Addresses

sixerr.com has four IP addresses: 104.21.74.23, 172.67.153.109, 2606:4700:3032::6815:4a17 and 2606:4700:3037::ac43:996d.

Additional host names — frankmiller-law.com, www.lumosdiagnostics.com, 4brandedwearables.com and two others — share IP numbers with sixerr.com.

Name Servers

The NS records for sixerr.com delegate to bart.ns.cloudflare.com and serena.ns.cloudflare.com.

sixerr.com shares its name server setup with other domains, including keystonelearning.org, writingpaperforme.com, myedu.id and two others.

sixerr.com partially shares its NS delegation with several other domains, including jamintotofive.com, farmbot.org, thathanka.org and two others.

These name servers often co-occur with the name servers hera.ns.cloudflare.com.

Host names with 6 IP numbers:

bart.ns.cloudflare.com maps to 108.162.193.71, 172.64.33.71, 173.245.59.71 and 3 additional IP addresses.

serena.ns.cloudflare.com maps to 108.162.192.220, 172.64.32.220, 173.245.58.220 and 3 additional IP addresses.

Mail Servers

sixerr.com uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

sixerr.com shares mail servers — at least in part — with other domains, including proxad.net.net, mostgames.net, amdcard.com and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net maps to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 additional IP addresses.

route2.mx.cloudflare.net maps to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 additional IP addresses.

route3.mx.cloudflare.net maps to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 additional IP addresses.

sixerr.com - robtex.com

sixerr.com

com

Previously MX for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`sixerr.com`

`com`