katzer.org - dns.ninja

`katzer.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:bae7^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:2444^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.68^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.186.231^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`braelyn.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2661^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braelyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c261^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`braelyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2261^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`braelyn.ns.cloudflare.com`
		A	108.162.194.97^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.38.97^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.34.97^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`owen.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bdb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`owen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1db^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`owen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21db^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`owen.ns.cloudflare.com`
		A	108.162.193.219^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`owen.ns.cloudflare.com`
		A	172.64.33.219^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`owen.ns.cloudflare.com`
		A	173.245.59.219^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`owen.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`⁽⁸²⁾
		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`⁽⁸⁴⁾
		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	104.21.36.68, 172.67.186.231
		IPv6 hints	2606:4700:3035::ac43:bae7, 2606:4700:3037::6815:2444
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOA	`braelyn.ns.cloudflare.com`dns@cloudflare.com serial=2411251537

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1786337975

Same first word

katzer.at

katzer.pl

katzer.info

katzer.fi

katzer.org

katzer.me

katzer.hu

katzer.gmbh

katzer.de

Similar names

zatrek.com

kezart.com

arztek.com

zetark.be

zarket.ru

ekartz.com

kraetz.name

zekart.com

tezkar.net

zertak.com

katerz.com

raztek.ru

kreatz.com

ertkaz.com

akretz.com

keratz.com

zakret.pl

arztek.blogspot.com

trazek.com

arztek.com.mx

tezkar.ae

ratzek.de

trezka.net

krazet.pl

kraetz.eu

zetrak.com.gt

kartez.ru

trakez.com

trezka.com

trezka.sk

ezkart.com

trekaz.com

zartek.in

ratzek.net

zatker.cc

raztek.net

tezkar.ir

zetark.fr

eztrak.info

zartek.ru

zetrak.com.mx

trekza.com

karzet.ru

trezak.cz

eztrak.us

zarket.com

zekart.com.tr

rezkat.com

aktrez.com

katzre.com

zartek.net

kartez.cz

tezkar.com

eztrak.com

kartez.com

DNS History

21 records (9 active, 12 former)

●NSbraelyn.ns.cloudflare.com2026-02-17 → 2026-08-10 · 3 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-08-10 05:47:56

○NSns1.yourhostingaccount.com2015-06-09 → 2017-04-10 · 4 obs

● 2015-06-09 08:31:22
● 2017-04-10 18:04:50
○ 2026-02-17 11:56:24
○ 2026-08-10 05:47:56

○NSns2.yourhostingaccount.com2015-06-09 → 2017-04-10 · 4 obs

● 2015-06-09 08:31:22
● 2017-04-10 18:04:50
○ 2026-02-17 11:56:24
○ 2026-08-10 05:47:56

●NSowen.ns.cloudflare.com2026-02-17 → 2026-08-10 · 3 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-08-10 05:47:56

○MXmx.katzer.org2015-06-09 → 2017-04-10 · 4 obs

● 2015-06-09 08:31:22
● 2017-04-10 18:04:50
○ 2026-02-17 11:56:24
○ 2026-08-10 05:47:56

●MXroute1.mx.cloudflare.net2026-02-17 → 2026-08-10 · 3 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-08-10 05:47:56

●MXroute2.mx.cloudflare.net2026-02-17 → 2026-08-10 · 3 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-08-10 05:47:56

●MXroute3.mx.cloudflare.net2026-02-17 → 2026-08-10 · 3 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-08-10 05:47:56

●A104.21.36.682026-02-17 → 2026-08-10 · 3 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-08-10 05:47:56

●A172.67.186.2312026-02-17 → 2026-08-10 · 3 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-08-10 05:47:56

○A216.239.32.212015-06-09 → 2016-01-14 · 4 obs

● 2015-06-09 08:31:22
● 2016-01-14 19:36:44
○ 2016-04-18 06:54:20
○ 2026-08-10 05:47:56

○A216.239.34.212015-06-09 → 2017-04-10 · 4 obs

● 2015-06-09 08:31:22
● 2017-04-10 18:04:50
○ 2026-02-17 11:56:24
○ 2026-08-10 05:47:56

○A216.239.36.212015-06-09 → 2017-04-10 · 4 obs

● 2015-06-09 08:31:22
● 2017-04-10 18:04:50
○ 2026-02-17 11:56:24
○ 2026-08-10 05:47:56

○A216.239.38.212015-06-09 → 2017-04-10 · 4 obs

● 2015-06-09 08:31:22
● 2017-04-10 18:04:50
○ 2026-02-17 11:56:24
○ 2026-08-10 05:47:56

○A2606:4700:3033::6815:24442026-02-17 → 2026-05-30 · 5 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-05-30 20:08:54
○ 2026-06-29 18:08:28
○ 2026-08-10 05:47:56

●A2606:4700:3035::ac43:bae72026-06-29 → 2026-08-10 · 3 obs

○ 2026-05-30 20:08:54
● 2026-06-29 18:08:28
● 2026-08-10 05:47:56

○A2606:4700:3036::ac43:bae72026-02-17 → 2026-05-30 · 5 obs

○ 2017-04-10 18:04:50
● 2026-02-17 11:56:24
● 2026-05-30 20:08:54
○ 2026-06-29 18:08:28
○ 2026-08-10 05:47:56

●A2606:4700:3037::6815:24442026-06-29 → 2026-08-10 · 3 obs

○ 2026-05-30 20:08:54
● 2026-06-29 18:08:28
● 2026-08-10 05:47:56

○A66.96.149.162016-04-18 → 2016-09-22 · 5 obs

○ 2016-01-14 19:36:44
● 2016-04-18 06:54:20
● 2016-09-22 03:48:48
○ 2017-04-10 18:04:50
○ 2026-08-10 05:47:56

○A66.96.149.222017-04-10 → 2017-04-10 · 4 obs

○ 2016-09-22 03:48:48
● 2017-04-10 18:04:50
○ 2026-02-17 11:56:24
○ 2026-08-10 05:47:56

○A66.96.163.1362015-06-09 → 2017-04-10 · 4 obs

● 2015-06-09 08:31:22
● 2017-04-10 18:04:50
○ 2026-02-17 11:56:24
○ 2026-08-10 05:47:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
katzer.org	owen.ns.cloudflare.com, braelyn.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.97

NS records: owen.ns.cloudflare.com, braelyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for katzer.org (unsigned zone)

⏱️ Timing

Total: 461ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.36.68, 172.67.186.231`
AAAA	2	`2606:4700:3037::6815:2444, 2606:4700:3035::ac43:bae7`
NS	2	`braelyn.ns.cloudflare.com, owen.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 35), route3.mx.cloudflare.net (pri: 82)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`braelyn.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

katzer.org points to the four IP addresses 104.21.36.68, 172.67.186.231, 2606:4700:3035::ac43:bae7 and 2606:4700:3037::6815:2444.

xyloravithenqo.com, nachhaltigeherrenmode.com, streamguide.com plus two other host names have IP numbers in common with katzer.org.

Name Servers

katzer.org uses two name servers for its delegation: braelyn.ns.cloudflare.com and owen.ns.cloudflare.com.

katzer.org and other domains — okmoa.com, hi-5.fans and venueslocal.com among them — share the same NS delegation.

There is at least partial name server overlap between katzer.org and other domains — reader.cx, philiagroup.com, salemchurch.us and two more among them.

These name servers frequently co-occur with the name servers dolly.ns.cloudflare.com and mckinley.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname braelyn.ns.cloudflare.com directs to 108.162.194.97, 162.159.38.97 and 172.64.34.97 along with 3 other IP addresses.

Hostname owen.ns.cloudflare.com directs to 108.162.193.219, 172.64.33.219 and 173.245.59.219 along with 3 other IP addresses.

Mail Servers

Incoming mail for katzer.org is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by katzer.org are shared with other domains: ergcalifornia.com, incgrepacks.com, anchor-news.com and two others among them.

Hosts with 6 IP addresses each:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.