exploratorium.us - dns.ninja

`exploratorium.us`

DNSSEC	⚠️ Not signed
A	192.174.3.181^{🇺🇸 CALREN-DC192.174.3.0/24 Exploratorium}
NS	`ns-1528.awsdns-63.org` ⭐
		A	2600:9000:5305:f800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1528.awsdns-63.org`
		A	205.251.197.248^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1528.awsdns-63.org`
NS	`ns-1775.awsdns-29.co.uk`
		A	2600:9000:5306:ef00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1775.awsdns-29.co.uk`
		A	205.251.198.239^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1775.awsdns-29.co.uk`
NS	`ns-33.awsdns-04.com`
		A	2600:9000:5300:2100::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-33.awsdns-04.com`
		A	205.251.192.33^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-33.awsdns-04.com`
NS	`ns-883.awsdns-46.net`
		A	2600:9000:5303:7300::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-883.awsdns-46.net`
		A	205.251.195.115^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-883.awsdns-46.net`
SOA	`ns-1528.awsdns-63.org`awsdns-hostmaster@amazon.com serial=1

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1786425573

WOT: UNKNOWN (62/100)

Same first word

DNS History

14 records (5 active, 9 former)

○NSisaac.exploratorium.edu2015-06-07 → 2015-10-21 · 4 obs

● 2015-06-07 17:03:10
● 2015-10-21 03:56:52
○ 2015-12-23 11:06:40
○ 2026-08-11 05:30:34

○NSjoule.exploratorium.edu2015-06-07 → 2015-10-21 · 4 obs

● 2015-06-07 17:03:10
● 2015-10-21 03:56:52
○ 2015-12-23 11:06:40
○ 2026-08-11 05:30:34

●NSns-1528.awsdns-63.org2015-12-23 → 2026-08-11 · 3 obs

○ 2015-10-21 03:56:52
● 2015-12-23 11:06:40
● 2026-08-11 05:30:34

●NSns-1775.awsdns-29.co.uk2015-12-23 → 2026-08-11 · 3 obs

○ 2015-10-21 03:56:52
● 2015-12-23 11:06:40
● 2026-08-11 05:30:34

●NSns-33.awsdns-04.com2015-12-23 → 2026-08-11 · 3 obs

○ 2015-10-21 03:56:52
● 2015-12-23 11:06:40
● 2026-08-11 05:30:34

●NSns-883.awsdns-46.net2015-12-23 → 2026-08-11 · 3 obs

○ 2015-10-21 03:56:52
● 2015-12-23 11:06:40
● 2026-08-11 05:30:34

○NSqt.exploratorium.edu2015-06-07 → 2015-10-21 · 4 obs

● 2015-06-07 17:03:10
● 2015-10-21 03:56:52
○ 2015-12-23 11:06:40
○ 2026-08-11 05:30:34

○MXalt1.aspmx.l.google.com2015-06-07 → 2015-10-21 · 4 obs

● 2015-06-07 17:03:10
● 2015-10-21 03:56:52
○ 2015-12-23 11:06:40
○ 2026-08-11 05:30:34

○MXalt2.aspmx.l.google.com2015-06-07 → 2015-10-21 · 4 obs

● 2015-06-07 17:03:10
● 2015-10-21 03:56:52
○ 2015-12-23 11:06:40
○ 2026-08-11 05:30:34

○MXalt3.aspmx.l.google.com2015-06-07 → 2015-10-21 · 4 obs

● 2015-06-07 17:03:10
● 2015-10-21 03:56:52
○ 2015-12-23 11:06:40
○ 2026-08-11 05:30:34

○MXalt4.aspmx.l.google.com2015-06-07 → 2015-10-21 · 4 obs

● 2015-06-07 17:03:10
● 2015-10-21 03:56:52
○ 2015-12-23 11:06:40
○ 2026-08-11 05:30:34

○MXaspmx.l.google.com2015-06-07 → 2015-10-21 · 4 obs

● 2015-06-07 17:03:10
● 2015-10-21 03:56:52
○ 2015-12-23 11:06:40
○ 2026-08-11 05:30:34

●A192.174.3.1812017-04-24 → 2026-08-11 · 3 obs

○ 2016-03-26 17:04:00
● 2017-04-24 00:26:32
● 2026-08-11 05:30:34

○A209.237.226.2482015-06-07 → 2016-03-26 · 4 obs

● 2015-06-07 17:03:10
● 2016-03-26 17:04:00
○ 2017-04-24 00:26:32
○ 2026-08-11 05:30:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...	-
exploratorium.us	ns-33.awsdns-04.com, ns-1775.awsdns-29.co.uk, ns-1528.awsdns-63.org, ns-883.awsdns-46.net	-

✅ Authoritative Response

Server:205.251.197.248

NS records: ns-33.awsdns-04.com, ns-1775.awsdns-29.co.uk, ns-1528.awsdns-63.org, ns-883.awsdns-46.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for exploratorium.us (unsigned zone)

⏱️ Timing

Total: 763ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.174.3.181`
NS	4	`ns-1528.awsdns-63.org, ns-1775.awsdns-29.co.uk...`
SOA	1	`ns-1528.awsdns-63.org awsdns-hostmaster.`

Analysis

IP Addresses

exploratorium.us resolves to one IP address: 192.174.3.181.

Name Servers

The authoritative name servers for exploratorium.us are ns-33.awsdns-04.com, ns-883.awsdns-46.net, ns-1528.awsdns-63.org and ns-1775.awsdns-29.co.uk.

At least some of exploratorium.us's name servers are shared with other domains, for example ikeasistencia.com, contentreviewcorp.com, d26o3au8p3vp3a.cloudfront.net and two more.

Four hostnames, each resolving to a pair of IP addresses: ns-33.awsdns-04.com directs to 205.251.192.33 and 2600:9000:5300:2100::1; ns-883.awsdns-46.net directs to 205.251.195.115 and 2600:9000:5303:7300::1; ns-1528.awsdns-63.org directs to 205.251.197.248 and 2600:9000:5305:f800::1; ns-1775.awsdns-29.co.uk directs to 205.251.198.239 and 2600:9000:5306:ef00::1.