`kauffco.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:29bb^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:a69b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.187^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.155^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jerome.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jerome.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jerome.ns.cloudflare.com`
		A	108.162.193.181^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	172.64.33.181^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	173.245.59.181^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
NS	`ruth.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruth.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ruth.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ruth.ns.cloudflare.com`
		A	108.162.192.143^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruth.ns.cloudflare.com`
		A	172.64.32.143^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruth.ns.cloudflare.com`
		A	173.245.58.143^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruth.ns.cloudflare.com`
MX	`kauffco-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr04cu00201.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:c91d::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr04cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr05cu00402.inbound.protection.outlook.com`
		A	52.101.40.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr03cu00204.inbound.protection.outlook.com`
		A	52.101.40.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr05cu00100.inbound.protection.outlook.com`
		A	52.101.42.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr04cu00106.inbound.protection.outlook.com`
		A	52.101.50.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr03cu00404.inbound.protection.outlook.com`
TXT	`NETORG5890502.onmicrosoft.com`
TXT	`v=spf1 include:secureserver.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.41.187, 172.67.166.155
		IPv6	2606:4700:3035::6815:29bb, 2606:4700:3036::ac43:a69b
SOA	`jerome.ns.cloudflare.com`dns@cloudflare.com serial=2399195109

`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.kauffco.com

Same first word

kauffco.com

DNS History

17 records (7 active, 10 former)

●NSjerome.ns.cloudflare.com2026-02-16 → 2026-03-24 · 3 obs

○ 2018-07-27 05:08:34
● 2026-02-16 01:55:30
● 2026-03-24 08:44:28

○NSns17.domaincontrol.com2015-07-17 → 2018-07-27 · 4 obs

● 2015-07-17 01:21:14
● 2018-07-27 05:08:34
○ 2026-02-16 01:55:30
○ 2026-03-24 08:44:28

○NSns18.domaincontrol.com2015-07-17 → 2018-07-27 · 4 obs

● 2015-07-17 01:21:14
● 2018-07-27 05:08:34
○ 2026-02-16 01:55:30
○ 2026-03-24 08:44:28

●NSruth.ns.cloudflare.com2026-02-16 → 2026-03-24 · 3 obs

○ 2018-07-27 05:08:34
● 2026-02-16 01:55:30
● 2026-03-24 08:44:28

●MXkauffco-com.mail.protection.outlook.com2026-02-16 → 2026-03-24 · 3 obs

○ 2018-07-27 05:08:34
● 2026-02-16 01:55:30
● 2026-03-24 08:44:28

○MXmailstore1.secureserver.net2015-07-17 → 2018-07-27 · 4 obs

● 2015-07-17 01:21:14
● 2018-07-27 05:08:34
○ 2026-02-16 01:55:30
○ 2026-03-24 08:44:28

○MXsmtp.secureserver.net2015-07-17 → 2018-07-27 · 4 obs

● 2015-07-17 01:21:14
● 2018-07-27 05:08:34
○ 2026-02-16 01:55:30
○ 2026-03-24 08:44:28

○A104.155.166.1842018-07-27 → 2018-07-27 · 4 obs

○ 2017-01-30 08:46:30
● 2018-07-27 05:08:34
○ 2026-02-16 01:55:30
○ 2026-03-24 08:44:28

●A104.21.41.1872026-02-16 → 2026-03-24 · 6 obs

○ 2018-07-27 05:08:34
● 2026-02-16 01:55:30
● 2026-02-22 18:50:34
○ 2026-03-01 17:09:58
● 2026-03-23 03:49:16
● 2026-03-24 08:44:28

●A172.67.166.1552026-02-16 → 2026-03-24 · 6 obs

○ 2018-07-27 05:08:34
● 2026-02-16 01:55:30
● 2026-02-22 18:50:34
○ 2026-03-01 17:09:58
● 2026-03-23 03:49:16
● 2026-03-24 08:44:28

○A188.114.96.02026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-22 18:50:34
● 2026-03-01 17:09:58
○ 2026-03-23 03:49:16
○ 2026-03-24 08:44:28

○A188.114.97.02026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-22 18:50:34
● 2026-03-01 17:09:58
○ 2026-03-23 03:49:16
○ 2026-03-24 08:44:28

●A2606:4700:3035::6815:29bb2026-02-16 → 2026-03-24 · 6 obs

○ 2018-07-27 05:08:34
● 2026-02-16 01:55:30
● 2026-02-22 18:50:34
○ 2026-03-01 17:09:58
● 2026-03-23 03:49:16
● 2026-03-24 08:44:28

●A2606:4700:3036::ac43:a69b2026-02-16 → 2026-03-24 · 6 obs

○ 2018-07-27 05:08:34
● 2026-02-16 01:55:30
● 2026-02-22 18:50:34
○ 2026-03-01 17:09:58
● 2026-03-23 03:49:16
● 2026-03-24 08:44:28

○A2a06:98c1:3120::2026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-22 18:50:34
● 2026-03-01 17:09:58
○ 2026-03-23 03:49:16
○ 2026-03-24 08:44:28

○A2a06:98c1:3121::2026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-22 18:50:34
● 2026-03-01 17:09:58
○ 2026-03-23 03:49:16
○ 2026-03-24 08:44:28

○A50.62.242.12015-07-17 → 2017-01-30 · 4 obs

● 2015-07-17 01:21:14
● 2017-01-30 08:46:30
○ 2018-07-27 05:08:34
○ 2026-03-24 08:44:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kauffco.com	ruth.ns.cloudflare.com, jerome.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.181

NS records: ruth.ns.cloudflare.com, jerome.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kauffco.com (unsigned zone)

⏱️ Timing

Total: 128ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.155, 104.21.41.187`
AAAA	2	`2606:4700:3036::ac43:a69b, 2606:4700:3035::6815:29bb`
NS	2	`jerome.ns.cloudflare.com, ruth.ns.cloudflare.com`
MX	1	`kauffco-com.mail.protection.outlook.com`
TXT	2	`NETORG5890502.onmicrosoft.com, v=spf1 include:secureserver.net -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jerome.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

kauffco.com is the parent of www.kauffco.com.

IP Addresses

kauffco.com resolves to four IP numbers: 2606:4700:3035::6815:29bb, 2606:4700:3036::ac43:a69b, 104.21.41.187 and 172.67.166.155.

other host names for instance yizhulaw.com, bejattos.com, 19491.com, webdisk.apple-verify.com and minthands.com share IP numbers with kauffco.com.

Name Servers

kauffco.com is delegated to two name servers: jerome.ns.cloudflare.com and ruth.ns.cloudflare.com.

kauffco.com shares the same name server setup as other domains, for example espacoeducar.com.br, 88aa.games, miterko.com, vivario.com.br and spotfy.com.br.

kauffco.com at least partially shares name servers with other domains, for instance victoria-falls-safari-lodge.com, feedthehungry.org.au, moonfrenblock.pages.dev, 7ne.net and dgunungan.com.

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

Host names with six IP numbers:

jerome.ns.cloudflare.com points to: 2606:4700:58::adf5:3bb5, 2803:f800:50::6ca2:c1b5, 2a06:98c1:50::ac40:21b5, 108.162.193.181, 172.64.33.181 and 173.245.59.181; ruth.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8f, 2803:f800:50::6ca2:c08f, 2a06:98c1:50::ac40:208f, 108.162.192.143, 172.64.32.143 and 173.245.58.143.

Mail Servers

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

Host name kauffco-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c901::1, 2a01:111:f403:c903::3, 2a01:111:f403:c91d::, 2a01:111:f403:f804::2, 52.101.40.4, 52.101.40.24, 52.101.42.14 and 52.101.50.4.

kauffco.com - robtex.com

kauffco.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

`kauffco.com`

`com`