cfexpress.com - dns.ninja

`cfexpress.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`burt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`burt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`burt.ns.cloudflare.com`
		A	108.162.193.79^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	172.64.33.79^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
		A	173.245.59.79^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`burt.ns.cloudflare.com`
NS	`sharon.ns.cloudflare.com`
		A	2606:4700:50::adf5:3add^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sharon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sharon.ns.cloudflare.com`
		A	108.162.192.221^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	172.64.32.221^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	173.245.58.221^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
MX	`mx1.larksuite.com` ⭐
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.larksuite.com`⁽⁵⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx3.larksuite.com`⁽¹⁰⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.223^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.230.154^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`v=spf1 +include:spf.onlarksuite.com -all`
TXT	`verification-code-site-App_lark=v3yTL80613JQleFNJlPe`
SOA	`burt.ns.cloudflare.com`dns@cloudflare.com serial=2410145130

`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=1785167477

Same first word

cfexpress.com

Similar names

expressfc.net

expressfc.com

DNS History

16 records (7 active, 9 former)

●NSburt.ns.cloudflare.com2026-07-27 → 2026-07-27 · 2 obs

○ 2017-10-28 11:40:36
● 2026-07-27 16:10:20

○NSns1.fabulous.com2015-08-20 → 2016-09-23 · 4 obs

● 2015-08-20 20:50:26
● 2016-09-23 20:09:28
○ 2017-10-28 11:40:36
○ 2026-07-27 16:10:20

○NSns2.fabulous.com2015-08-20 → 2016-09-23 · 4 obs

● 2015-08-20 20:50:26
● 2016-09-23 20:09:28
○ 2017-10-28 11:40:36
○ 2026-07-27 16:10:20

●NSsharon.ns.cloudflare.com2026-07-27 → 2026-07-27 · 2 obs

○ 2017-10-28 11:40:36
● 2026-07-27 16:10:20

○MXmail.b-io.co2015-08-20 → 2016-09-23 · 4 obs

● 2015-08-20 20:50:26
● 2016-09-23 20:09:28
○ 2017-10-28 11:40:36
○ 2026-07-27 16:10:20

●MXmx1.larksuite.com2026-07-27 → 2026-07-27 · 2 obs

○ 2017-10-28 11:40:36
● 2026-07-27 16:10:20

●MXmx2.larksuite.com2026-07-27 → 2026-07-27 · 2 obs

○ 2017-10-28 11:40:36
● 2026-07-27 16:10:20

●MXmx3.larksuite.com2026-07-27 → 2026-07-27 · 2 obs

○ 2017-10-28 11:40:36
● 2026-07-27 16:10:20

●A13.248.169.482026-07-27 → 2026-07-27 · 2 obs

○ 2017-10-28 11:40:36
● 2026-07-27 16:10:20

○A208.48.81.1332015-08-20 → 2015-12-27 · 4 obs

● 2015-08-20 20:50:26
● 2015-12-27 17:56:56
○ 2016-03-30 15:51:54
○ 2026-07-27 16:10:20

○A208.48.81.1342015-08-20 → 2015-12-27 · 4 obs

● 2015-08-20 20:50:26
● 2015-12-27 17:56:56
○ 2016-03-30 15:51:54
○ 2026-07-27 16:10:20

○A208.48.81.1792015-08-20 → 2015-12-27 · 4 obs

● 2015-08-20 20:50:26
● 2015-12-27 17:56:56
○ 2016-03-30 15:51:54
○ 2026-07-27 16:10:20

○A64.15.205.1002015-08-20 → 2015-12-27 · 4 obs

● 2015-08-20 20:50:26
● 2015-12-27 17:56:56
○ 2016-03-30 15:51:54
○ 2026-07-27 16:10:20

○A64.15.205.1012015-08-20 → 2015-12-27 · 4 obs

● 2015-08-20 20:50:26
● 2015-12-27 17:56:56
○ 2016-03-30 15:51:54
○ 2026-07-27 16:10:20

●A76.223.54.1462026-07-27 → 2026-07-27 · 2 obs

○ 2017-10-28 11:40:36
● 2026-07-27 16:10:20

○A98.124.245.242016-03-30 → 2016-09-23 · 5 obs

○ 2015-12-27 17:56:56
● 2016-03-30 15:51:54
● 2016-09-23 20:09:28
○ 2017-10-28 11:40:36
○ 2026-07-27 16:10:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
cfexpress.com	burt.ns.cloudflare.com, sharon.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.221

NS records: burt.ns.cloudflare.com, sharon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cfexpress.com (unsigned zone)

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`burt.ns.cloudflare.com, sharon.ns.cloudflare.com`
MX	3	`mx1.larksuite.com (pri: 1), mx3.larksuite.com (pri: 10)...`
TXT	2	`v=spf1 +include:spf.onlarksuite.com -all, verification-code-site-App_lark=v3yTL806`
SOA	1	`burt.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cfexpress.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146

Additional host names — mascotes.org, qadimi.com, mail.onlineknowledgebase.com and two others — share IP numbers with cfexpress.com.

Name Servers

Two name servers handle the delegation for cfexpress.com: burt.ns.cloudflare.com and sharon.ns.cloudflare.com.

cfexpress.com shares its name server setup with other domains, including cariprediksi.com, mianfeiziyuan.com, pragueonsegway.com and two others.

cfexpress.com partially shares its NS delegation with several other domains, including angoladating.net, aiadvancedreasoning.com, kanata.im and two others.

These name servers are regularly seen alongside skip.ns.cloudflare.com and grant.ns.cloudflare.com as name servers.

Host names with 6 IP numbers:

burt.ns.cloudflare.com resolves to 108.162.193.79, 172.64.33.79 and 173.245.59.79 among others, with 3 other IP addresses in total.

sharon.ns.cloudflare.com resolves to 108.162.192.221, 172.64.32.221 and 173.245.58.221 among others, with 3 other IP addresses in total.

Mail Servers

cfexpress.com uses three mail servers — mx1.larksuite.com, mx2.larksuite.com and mx3.larksuite.com.

cfexpress.com shares mail servers — at least in part — with other domains, including vieclamgiaoduc.vn, coderschool.vn, wineauction.ai and two others.

Host names with three IP numbers:

The hostname mx3.larksuite.com points to 18.139.153.173, 101.126.58.223 and 122.14.230.154.

Host names pointing to a single IP address:

The hostname mx1.larksuite.com resolves to 18.139.153.173.

The hostname mx2.larksuite.com resolves to 18.139.153.173.

mx3.larksuite.com, mx1.larksuite.com and mx2.larksuite.com are host names that all point to 18.139.153.173.