`drsimonrosenberg.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:b6a^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:94c5^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.11.106^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.197^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`buck.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`buck.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`buck.ns.cloudflare.com`
		A	108.162.193.78^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	172.64.33.78^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	173.245.59.78^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
NS	`katja.ns.cloudflare.com`
		A	2606:4700:50::a29f:2635^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c235^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`katja.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2235^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`katja.ns.cloudflare.com`
		A	108.162.194.53^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	162.159.38.53^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	172.64.34.53^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.11.106, 172.67.148.197
		IPv6	2606:4700:3037::6815:b6a, 2606:4700:3037::ac43:94c5
SOA	`buck.ns.cloudflare.com`dns@cloudflare.com serial=2397030060

`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=1774531507

Same first word

drsimonrosenberg.com

DNS History

24 records (6 active, 18 former)

●NSbuck.ns.cloudflare.com2026-02-18 → 2026-03-26 · 3 obs

○ 2019-03-25 23:30:20
● 2026-02-18 15:48:44
● 2026-03-26 13:54:12

●NSkatja.ns.cloudflare.com2026-02-18 → 2026-03-26 · 3 obs

○ 2019-03-25 23:30:20
● 2026-02-18 15:48:44
● 2026-03-26 13:54:12

○NSns.addr.com2015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 12:41:08
○ 2015-12-14 19:52:26
○ 2026-03-26 13:54:12

○NSns1.dfserver3.com2019-03-25 → 2019-03-25 · 4 obs

○ 2017-02-15 21:08:02
● 2019-03-25 23:30:20
○ 2026-02-18 15:48:44
○ 2026-03-26 13:54:12

○NSns2.addr.com2015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 12:41:08
○ 2015-12-14 19:52:26
○ 2026-03-26 13:54:12

○NSns2.dfserver3.com2019-03-25 → 2019-03-25 · 4 obs

○ 2017-02-15 21:08:02
● 2019-03-25 23:30:20
○ 2026-02-18 15:48:44
○ 2026-03-26 13:54:12

○NSns51.domaincontrol.com2015-12-14 → 2017-02-15 · 5 obs

○ 2015-06-22 12:41:08
● 2015-12-14 19:52:26
● 2017-02-15 21:08:02
○ 2019-03-25 23:30:20
○ 2026-03-26 13:54:12

○NSns52.domaincontrol.com2015-12-14 → 2017-02-15 · 5 obs

○ 2015-06-22 12:41:08
● 2015-12-14 19:52:26
● 2017-02-15 21:08:02
○ 2019-03-25 23:30:20
○ 2026-03-26 13:54:12

○MXaddr-mx01.addr.com2015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 12:41:08
○ 2015-12-14 19:52:26
○ 2026-03-26 13:54:12

○MXaddr-mx02.addr.com2015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 12:41:08
○ 2015-12-14 19:52:26
○ 2026-03-26 13:54:12

○MXmail.drsimonrosenberg.com2015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 12:41:08
○ 2015-12-14 19:52:26
○ 2026-03-26 13:54:12

○MXmailstore1.secureserver.net2015-12-14 → 2019-03-25 · 5 obs

○ 2015-06-22 12:41:08
● 2015-12-14 19:52:26
● 2019-03-25 23:30:20
○ 2026-02-18 15:48:44
○ 2026-03-26 13:54:12

○MXsmtp.secureserver.net2015-12-14 → 2019-03-25 · 5 obs

○ 2015-06-22 12:41:08
● 2015-12-14 19:52:26
● 2019-03-25 23:30:20
○ 2026-02-18 15:48:44
○ 2026-03-26 13:54:12

●A104.21.11.1062026-02-18 → 2026-03-26 · 5 obs

○ 2019-03-25 23:30:20
● 2026-02-18 15:48:44
○ 2026-03-16 03:53:18
● 2026-03-20 10:19:46
● 2026-03-26 13:54:12

○A107.180.20.862015-12-14 → 2017-02-15 · 5 obs

○ 2015-06-22 12:41:08
● 2015-12-14 19:52:26
● 2017-02-15 21:08:02
○ 2019-03-25 23:30:20
○ 2026-03-26 13:54:12

●A172.67.148.1972026-02-18 → 2026-03-26 · 5 obs

○ 2019-03-25 23:30:20
● 2026-02-18 15:48:44
○ 2026-03-16 03:53:18
● 2026-03-20 10:19:46
● 2026-03-26 13:54:12

○A188.114.96.02026-03-16 → 2026-03-16 · 4 obs

○ 2026-02-18 15:48:44
● 2026-03-16 03:53:18
○ 2026-03-20 10:19:46
○ 2026-03-26 13:54:12

○A188.114.97.02026-03-16 → 2026-03-16 · 4 obs

○ 2026-02-18 15:48:44
● 2026-03-16 03:53:18
○ 2026-03-20 10:19:46
○ 2026-03-26 13:54:12

●A2606:4700:3037::6815:b6a2026-02-18 → 2026-03-26 · 5 obs

○ 2019-03-25 23:30:20
● 2026-02-18 15:48:44
○ 2026-03-16 03:53:18
● 2026-03-20 10:19:46
● 2026-03-26 13:54:12

●A2606:4700:3037::ac43:94c52026-02-18 → 2026-03-26 · 5 obs

○ 2019-03-25 23:30:20
● 2026-02-18 15:48:44
○ 2026-03-16 03:53:18
● 2026-03-20 10:19:46
● 2026-03-26 13:54:12

○A2a06:98c1:3120::2026-03-16 → 2026-03-16 · 4 obs

○ 2026-02-18 15:48:44
● 2026-03-16 03:53:18
○ 2026-03-20 10:19:46
○ 2026-03-26 13:54:12

○A2a06:98c1:3121::2026-03-16 → 2026-03-16 · 4 obs

○ 2026-02-18 15:48:44
● 2026-03-16 03:53:18
○ 2026-03-20 10:19:46
○ 2026-03-26 13:54:12

○A50.28.48.232019-03-25 → 2019-03-25 · 4 obs

○ 2017-02-15 21:08:02
● 2019-03-25 23:30:20
○ 2026-02-18 15:48:44
○ 2026-03-26 13:54:12

○A69.90.211.432015-06-22 → 2015-06-22 · 3 obs

● 2015-06-22 12:41:08
○ 2015-12-14 19:52:26
○ 2026-03-26 13:54:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net...	-
drsimonrosenberg.com	buck.ns.cloudflare.com, katja.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.78

NS records: buck.ns.cloudflare.com, katja.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drsimonrosenberg.com (unsigned zone)

⏱️ Timing

Total: 145ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.148.197, 104.21.11.106`
AAAA	2	`2606:4700:3037::ac43:94c5, 2606:4700:3037::6815:b6a`
NS	2	`buck.ns.cloudflare.com, katja.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`buck.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

drsimonrosenberg.com resolves to four IPs: 2606:4700:3037::6815:b6a, 2606:4700:3037::ac43:94c5, 104.21.11.106 and 172.67.148.197.

Other host names, for instance bradbonus.net, italybatteria.it, corvallisendodontics.com, sxabl.com and cemderonchin.fr share IP numbers with drsimonrosenberg.com.

Name Servers

drsimonrosenberg.com has two name servers: buck.ns.cloudflare.com and katja.ns.cloudflare.com.

drsimonrosenberg.com shares the same name server setup as other domains, such as usadbakedr.ru, felinefriendsdubai.com, calmriverstation.qpon and predictiveresources.com.

drsimonrosenberg.com shares some name servers with other domains, for example vulkan-vegas-erfahrung.com, lendario.co.in, lentortraining.com, wp-theme.design and selfdefensecorp.com.

Host names with six IP numbers: buck.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4e, 2803:f800:50::6ca2:c14e, 2a06:98c1:50::ac40:214e, 108.162.193.78, 172.64.33.78 and 173.245.59.78; katja.ns.cloudflare.com points to: 2606:4700:50::a29f:2635, 2803:f800:50::6ca2:c235, 2a06:98c1:50::ac40:2235, 108.162.194.53, 162.159.38.53 and 172.64.34.53.

drsimonrosenberg.com - robtex.com