`jfbduluth.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1fe6^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:b4bb^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.31.230^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.180.187^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amos.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c78^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c378^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amos.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2378^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amos.ns.cloudflare.com`
		A	108.162.195.120^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
		A	162.159.44.120^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
		A	172.64.35.120^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
NS	`ariella.ns.cloudflare.com`
		A	2606:4700:50::a29f:2620^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariella.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c220^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ariella.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2220^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ariella.ns.cloudflare.com`
		A	108.162.194.32^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariella.ns.cloudflare.com`
		A	162.159.38.32^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariella.ns.cloudflare.com`
		A	172.64.34.32^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariella.ns.cloudflare.com`
MX	`jfbduluth-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01504.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::14^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:c903::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00503.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm5pr04cu00103.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.11.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr03cu00102.inbound.protection.outlook.com`
		A	52.101.41.54^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00506.inbound.protection.outlook.com`
		A	52.101.50.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr21cu00207.inbound.protection.outlook.com`
TXT	`MS=ms49984913`
TXT	`brevo-code:0c879dd16f617dcfbe0695705dc7b7f7`
TXT	`v=spf1 ip4:66.188.226.37 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.31.230, 172.67.180.187
		IPv6	2606:4700:3031::6815:1fe6, 2606:4700:3035::ac43:b4bb
SOA	`amos.ns.cloudflare.com`dns@cloudflare.com serial=2399064880

`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=1771291435

Subdomains

www.jfbduluth.com

Same first word

jfbduluth.com

DNS History

17 records (7 active, 10 former)

●NSamos.ns.cloudflare.com2026-03-01 → 2026-03-23 · 3 obs

○ 2017-05-10 21:19:22
● 2026-03-01 05:35:20
● 2026-03-23 13:32:24

●NSariella.ns.cloudflare.com2026-03-01 → 2026-03-23 · 3 obs

○ 2017-05-10 21:19:22
● 2026-03-01 05:35:20
● 2026-03-23 13:32:24

○NSns-cloud-c1.googledomains.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

○NSns-cloud-c2.googledomains.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

○NSns-cloud-c3.googledomains.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

○NSns-cloud-c4.googledomains.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

○MXalt1.gmr-smtp-in.l.google.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

○MXalt2.gmr-smtp-in.l.google.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

○MXalt3.gmr-smtp-in.l.google.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

○MXalt4.gmr-smtp-in.l.google.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

○MXgmr-smtp-in.l.google.com2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

●MXjfbduluth-com.mail.protection.outlook.com2026-03-01 → 2026-03-23 · 3 obs

○ 2017-05-10 21:19:22
● 2026-03-01 05:35:20
● 2026-03-23 13:32:24

●A104.21.31.2302026-03-01 → 2026-03-23 · 3 obs

○ 2017-05-10 21:19:22
● 2026-03-01 05:35:20
● 2026-03-23 13:32:24

●A172.67.180.1872026-03-01 → 2026-03-23 · 3 obs

○ 2017-05-10 21:19:22
● 2026-03-01 05:35:20
● 2026-03-23 13:32:24

●A2606:4700:3031::6815:1fe62026-03-01 → 2026-03-23 · 3 obs

○ 2017-05-10 21:19:22
● 2026-03-01 05:35:20
● 2026-03-23 13:32:24

●A2606:4700:3035::ac43:b4bb2026-03-01 → 2026-03-23 · 3 obs

○ 2017-05-10 21:19:22
● 2026-03-01 05:35:20
● 2026-03-23 13:32:24

○A67.20.114.1762017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 21:19:22
○ 2026-03-01 05:35:20
○ 2026-03-23 13:32:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jfbduluth.com	ariella.ns.cloudflare.com, amos.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.120

NS records: ariella.ns.cloudflare.com, amos.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jfbduluth.com (unsigned zone)

⏱️ Timing

Total: 190ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.31.230, 172.67.180.187`
AAAA	2	`2606:4700:3031::6815:1fe6, 2606:4700:3035::ac43:b4bb`
NS	2	`amos.ns.cloudflare.com, ariella.ns.cloudflare.com`
MX	1	`jfbduluth-com.mail.protection.outlook.co`
TXT	3	`MS=ms49984913, brevo-code:0c879dd16f617dcfbe0695705dc7b...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amos.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

jfbduluth.com is the parent of www.jfbduluth.com.

IP Addresses

jfbduluth.com resolves to four IP numbers: 2606:4700:3031::6815:1fe6, 2606:4700:3035::ac43:b4bb, 104.21.31.230 and 172.67.180.187.

other host names for instance diaann.com, mail.sonolabstudios.com, acasadosprojetos.com, www.sandyhookcottage.com and teleptean.ro share IP numbers with jfbduluth.com.

Name Servers

jfbduluth.com is delegated to two name servers: amos.ns.cloudflare.com and ariella.ns.cloudflare.com.

jfbduluth.com uses the same name server setup as atlasbetgercektir.vip, bhartijewellers.com and anitamarket.ru.

jfbduluth.com at least partially shares name servers with other domains, for instance e-cyber.net, unimeddesign.com, betterbuilt.net, solentbutchers.co.uk and 1885bet.com.

These name servers are commonly used with the name servers teagan.ns.cloudflare.com.

Host names with six IP numbers:

amos.ns.cloudflare.com points to: 2606:4700:58::a29f:2c78, 2803:f800:50::6ca2:c378, 2a06:98c1:50::ac40:2378, 108.162.195.120, 162.159.44.120 and 172.64.35.120; ariella.ns.cloudflare.com points to: 2606:4700:50::a29f:2620, 2803:f800:50::6ca2:c220, 2a06:98c1:50::ac40:2220, 108.162.194.32, 162.159.38.32 and 172.64.34.32.

Mail Servers

jfbduluth.com is handled by a single mail server, jfbduluth-com.mail.protection.outlook.com.

Host name jfbduluth-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::4, 2a01:111:f403:c902::14, 2a01:111:f403:c903::3, 2a01:111:f403:c92c::3, 40.93.192.4, 52.101.11.2, 52.101.41.54 and 52.101.50.7.

jfbduluth.com - robtex.com

jfbduluth.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`jfbduluth.com`

`com`