kellerphysics.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`kellerphysics.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:917^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:8d12^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.9.23^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.141.18^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`isaac.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isaac.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isaac.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isaac.ns.cloudflare.com`
		A	108.162.193.177^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isaac.ns.cloudflare.com`
		A	172.64.33.177^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isaac.ns.cloudflare.com`
		A	173.245.59.177^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isaac.ns.cloudflare.com`
NS	`ursula.ns.cloudflare.com`
		A	2606:4700:50::a29f:26bf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ursula.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ursula.ns.cloudflare.com`
		A	108.162.194.191^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	162.159.38.191^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	172.64.34.191^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.9.23, 172.67.141.18
		IPv6 hints	2606:4700:3032::6815:917, 2606:4700:3034::ac43:8d12
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=92, name=cloudflare-ech.com
SOA	`isaac.ns.cloudflare.com`dns@cloudflare.com serial=2411088120

`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=1786828689

Subdomains

www.kellerphysics.com

Same first word

kellerphysics.com

DNS History

16 records (6 active, 10 former)

●NSisaac.ns.cloudflare.com2026-02-17 → 2026-08-15 · 3 obs

○ 2017-05-26 08:03:44
● 2026-02-17 03:11:48
● 2026-08-15 21:26:14

○NSns45.worldnic.com2015-06-25 → 2017-05-26 · 4 obs

● 2015-06-25 00:44:36
● 2017-05-26 08:03:44
○ 2026-02-17 03:11:48
○ 2026-08-15 21:26:14

○NSns46.worldnic.com2015-06-25 → 2017-05-26 · 4 obs

● 2015-06-25 00:44:36
● 2017-05-26 08:03:44
○ 2026-02-17 03:11:48
○ 2026-08-15 21:26:14

●NSursula.ns.cloudflare.com2026-02-17 → 2026-08-15 · 3 obs

○ 2017-05-26 08:03:44
● 2026-02-17 03:11:48
● 2026-08-15 21:26:14

○MXinbound.kellerphysics.com.netsolmail.net2015-06-25 → 2026-02-17 · 4 obs

● 2015-06-25 00:44:36
● 2026-02-17 03:11:48
○ 2026-03-23 22:14:14
○ 2026-08-15 21:26:14

●A104.21.9.232026-02-17 → 2026-08-15 · 13 obs

○ 2017-05-26 08:03:44
● 2026-02-17 03:11:48
○ 2026-03-23 22:14:14
● 2026-03-26 01:32:32
● 2026-05-11 16:00:50
○ 2026-05-22 13:23:28
○ 2026-05-23 20:44:16
● 2026-05-29 15:52:24
● 2026-06-06 13:30:34
○ 2026-07-15 09:53:36
● 2026-07-31 05:39:48
○ 2026-08-12 18:08:40
● 2026-08-15 21:26:14

●A172.67.141.182026-02-17 → 2026-08-15 · 13 obs

○A188.114.96.02026-03-23 → 2026-08-12 · 12 obs

○ 2026-02-17 03:11:48
● 2026-03-23 22:14:14
○ 2026-03-26 01:32:32
○ 2026-05-11 16:00:50
● 2026-05-22 13:23:28
● 2026-05-23 20:44:16
○ 2026-05-29 15:52:24
○ 2026-06-06 13:30:34
● 2026-07-15 09:53:36
○ 2026-07-31 05:39:48
● 2026-08-12 18:08:40
○ 2026-08-15 21:26:14

○A188.114.97.02026-03-23 → 2026-08-12 · 12 obs

○A206.188.192.2092015-06-25 → 2017-05-26 · 4 obs

● 2015-06-25 00:44:36
● 2017-05-26 08:03:44
○ 2026-02-17 03:11:48
○ 2026-08-15 21:26:14

○A2606:4700:3030::6815:9172026-02-17 → 2026-06-06 · 11 obs

●A2606:4700:3032::6815:9172026-07-31 → 2026-08-15 · 4 obs

○ 2026-07-15 09:53:36
● 2026-07-31 05:39:48
○ 2026-08-12 18:08:40
● 2026-08-15 21:26:14

○A2606:4700:3032::ac43:8d122026-02-17 → 2026-06-06 · 11 obs

●A2606:4700:3034::ac43:8d122026-07-31 → 2026-08-15 · 4 obs

○ 2026-07-15 09:53:36
● 2026-07-31 05:39:48
○ 2026-08-12 18:08:40
● 2026-08-15 21:26:14

○A2a06:98c1:3120::2026-03-23 → 2026-08-12 · 12 obs

○A2a06:98c1:3121::2026-03-23 → 2026-08-12 · 12 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kellerphysics.com	isaac.ns.cloudflare.com, ursula.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.191

NS records: isaac.ns.cloudflare.com, ursula.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kellerphysics.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.141.18, 104.21.9.23`
AAAA	2	`2606:4700:3034::ac43:8d12, 2606:4700:3032::6815:917`
NS	2	`isaac.ns.cloudflare.com, ursula.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`isaac.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.kellerphysics.com is a subdomain of kellerphysics.com.

IP Addresses

kellerphysics.com points to the four IP addresses 104.21.9.23, 172.67.141.18, 2606:4700:3032::6815:917 and 2606:4700:3034::ac43:8d12.

Additional host names — 3867774.com.cdn.cloudflare.net, sendhare.net, www.rsbnhruphyuxn.site and two others — share IP numbers with kellerphysics.com.

Name Servers

kellerphysics.com has two authoritative name servers — isaac.ns.cloudflare.com and ursula.ns.cloudflare.com.

kellerphysics.com shares its name server setup with other domains, including alexeinz.info, tour4tour.com, yolozh.com and two others.

The name servers of kellerphysics.com overlap at least partially with those of other domains — among them productclub.com, satta-king.online, csshlzg.com and two more.

These name servers commonly appear alongside the name servers randy.ns.cloudflare.com and gabriel.ns.cloudflare.com.

Host names with 6 IP numbers:

isaac.ns.cloudflare.com points to 108.162.193.177, 172.64.33.177, 173.245.59.177 and 3 other IP addresses.

ursula.ns.cloudflare.com points to 108.162.194.191, 162.159.38.191, 172.64.34.191 and 3 other IP addresses.