`smithsoniansecondopinion.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:28d2^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:9d0c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.210^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.157.12^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`annabel.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26cf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annabel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2cf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`annabel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22cf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`annabel.ns.cloudflare.com`
		A	108.162.194.207^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annabel.ns.cloudflare.com`
		A	162.159.38.207^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annabel.ns.cloudflare.com`
		A	172.64.34.207^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`annabel.ns.cloudflare.com`
NS	`terry.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bed^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terry.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ed^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`terry.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ed^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`terry.ns.cloudflare.com`
		A	108.162.193.237^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terry.ns.cloudflare.com`
		A	172.64.33.237^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terry.ns.cloudflare.com`
		A	173.245.59.237^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terry.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.40.210, 172.67.157.12
		IPv6	2606:4700:3031::6815:28d2, 2606:4700:3033::ac43:9d0c
SOA	`annabel.ns.cloudflare.com`dns@cloudflare.com serial=2398933843

`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=1774602422

Subdomains

www.smithsoniansecondopinion.org

Same first word

smithsoniansecondopinion.org

DNS History

16 records (6 active, 10 former)

●NSannabel.ns.cloudflare.com2026-02-20 → 2026-03-27 · 3 obs

○ 2017-11-18 11:44:24
● 2026-02-20 17:09:02
● 2026-03-27 09:16:38

○NSns-1318.awsdns-36.org2017-11-18 → 2017-11-18 · 3 obs

● 2017-11-18 11:44:24
○ 2026-02-20 17:09:02
○ 2026-03-27 09:16:38

○NSns-142.awsdns-17.com2017-11-18 → 2017-11-18 · 3 obs

● 2017-11-18 11:44:24
○ 2026-02-20 17:09:02
○ 2026-03-27 09:16:38

○NSns-1612.awsdns-09.co.uk2017-11-18 → 2017-11-18 · 3 obs

● 2017-11-18 11:44:24
○ 2026-02-20 17:09:02
○ 2026-03-27 09:16:38

○NSns-739.awsdns-28.net2017-11-18 → 2017-11-18 · 3 obs

● 2017-11-18 11:44:24
○ 2026-02-20 17:09:02
○ 2026-03-27 09:16:38

●NSterry.ns.cloudflare.com2026-02-20 → 2026-03-27 · 3 obs

○ 2017-11-18 11:44:24
● 2026-02-20 17:09:02
● 2026-03-27 09:16:38

●A104.21.40.2102026-02-20 → 2026-03-27 · 5 obs

○ 2017-11-18 11:44:24
● 2026-02-20 17:09:02
○ 2026-03-07 06:50:00
● 2026-03-27 09:16:36
● 2026-03-27 09:16:38

●A172.67.157.122026-02-20 → 2026-03-27 · 5 obs

○ 2017-11-18 11:44:24
● 2026-02-20 17:09:02
○ 2026-03-07 06:50:00
● 2026-03-27 09:16:36
● 2026-03-27 09:16:38

○A188.114.96.02026-03-07 → 2026-03-07 · 4 obs

○ 2026-02-20 17:09:02
● 2026-03-07 06:50:00
○ 2026-03-27 09:16:36
○ 2026-03-27 09:16:38

○A188.114.97.02026-03-07 → 2026-03-07 · 4 obs

○ 2026-02-20 17:09:02
● 2026-03-07 06:50:00
○ 2026-03-27 09:16:36
○ 2026-03-27 09:16:38

●A2606:4700:3031::6815:28d22026-02-20 → 2026-03-27 · 5 obs

○ 2017-11-18 11:44:24
● 2026-02-20 17:09:02
○ 2026-03-07 06:50:00
● 2026-03-27 09:16:36
● 2026-03-27 09:16:38

●A2606:4700:3033::ac43:9d0c2026-02-20 → 2026-03-27 · 5 obs

○ 2017-11-18 11:44:24
● 2026-02-20 17:09:02
○ 2026-03-07 06:50:00
● 2026-03-27 09:16:36
● 2026-03-27 09:16:38

○A2a06:98c1:3120::2026-03-07 → 2026-03-07 · 4 obs

○ 2026-02-20 17:09:02
● 2026-03-07 06:50:00
○ 2026-03-27 09:16:36
○ 2026-03-27 09:16:38

○A2a06:98c1:3121::2026-03-07 → 2026-03-07 · 4 obs

○ 2026-02-20 17:09:02
● 2026-03-07 06:50:00
○ 2026-03-27 09:16:36
○ 2026-03-27 09:16:38

○A34.195.60.2322017-11-18 → 2017-11-18 · 3 obs

● 2017-11-18 11:44:24
○ 2026-02-20 17:09:02
○ 2026-03-27 09:16:38

○A54.165.129.1902017-11-18 → 2017-11-18 · 3 obs

● 2017-11-18 11:44:24
○ 2026-02-20 17:09:02
○ 2026-03-27 09:16:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
smithsoniansecondopinion.org	annabel.ns.cloudflare.com, terry.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.207

NS records: annabel.ns.cloudflare.com, terry.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smithsoniansecondopinion.org (unsigned zone)

⏱️ Timing

Total: 980ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.157.12, 104.21.40.210`
AAAA	2	`2606:4700:3031::6815:28d2, 2606:4700:3033::ac43:9d0c`
NS	2	`annabel.ns.cloudflare.com, terry.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`annabel.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

smithsoniansecondopinion.org is a parent of www.smithsoniansecondopinion.org.

IP Addresses

smithsoniansecondopinion.org points to four IP numbers: 2606:4700:3031::6815:28d2, 2606:4700:3033::ac43:9d0c, 104.21.40.210 and 172.67.157.12.

Other host names, for instance brightwoodpath.best, pazarlama.gen.tr, cdjcmp.com, grupocapital.org and 5679xx.com share IP numbers with smithsoniansecondopinion.org.

Name Servers

Delegation for smithsoniansecondopinion.org rests with two name servers, annabel.ns.cloudflare.com and terry.ns.cloudflare.com.

smithsoniansecondopinion.org shares the same name server setup as other domains, including wasatchwindowanddoor.com, desiwest.com, ashleesprinting.com, school-of-digital-photography.com and satuqqmantap.com.

smithsoniansecondopinion.org at least partially shares name servers with other domains, for instance airit.co.uk, edmontoncustomhomebuilders.ca, cuudulieulab.com, deospkohlzu.com and adhd-center-dc.com.

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

Host names with six IP numbers: annabel.ns.cloudflare.com points to: 2606:4700:50::a29f:26cf, 2803:f800:50::6ca2:c2cf, 2a06:98c1:50::ac40:22cf, 108.162.194.207, 162.159.38.207 and 172.64.34.207. terry.ns.cloudflare.com points to: 2606:4700:58::adf5:3bed, 2803:f800:50::6ca2:c1ed, 2a06:98c1:50::ac40:21ed, 108.162.193.237, 172.64.33.237 and 173.245.59.237.

smithsoniansecondopinion.org - robtex.com