oceanography.com - dns.ninja

`oceanography.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:9e93^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:28fc^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.252^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.147^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alexandra.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:261e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexandra.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alexandra.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alexandra.ns.cloudflare.com`
		A	108.162.194.30^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexandra.ns.cloudflare.com`
		A	162.159.38.30^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexandra.ns.cloudflare.com`
		A	172.64.34.30^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexandra.ns.cloudflare.com`
NS	`lex.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lex.ns.cloudflare.com`
		A	108.162.193.196^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	172.64.33.196^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	173.245.59.196^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`brevo-code:499552d5de61ad77390bfdd8ba570598`
TXT	`google-site-verification=aQp_2nXsLo1sUCmvWq5ivyt8BkeadCRpPfltrHPfD40`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.252, 172.67.158.147
		IPv6 hints	2606:4700:3033::ac43:9e93, 2606:4700:3036::6815:28fc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=252, name=cloudflare-ech.com
SOA	`alexandra.ns.cloudflare.com`dns@cloudflare.com serial=2411137667

`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=1786002459

Same first word

oceanography.me

oceanography.co.uk

oceanography.com

oceanography.net

oceanography.de

oceanography.com.au

oceanography.info

oceanography.cn

oceanography.ru

DNS History

24 records (11 active, 13 former)

●NSalexandra.ns.cloudflare.com2026-03-27 → 2026-08-06 · 3 obs

○ 2017-08-29 03:42:46
● 2026-03-27 12:27:16
● 2026-08-06 08:17:46

●NSlex.ns.cloudflare.com2026-03-27 → 2026-08-06 · 3 obs

○ 2017-08-29 03:42:46
● 2026-03-27 12:27:16
● 2026-08-06 08:17:46

○NSns1.worldnic.com2015-08-15 → 2017-08-29 · 4 obs

● 2015-08-15 14:49:38
● 2017-08-29 03:42:46
○ 2026-03-27 12:27:16
○ 2026-08-06 08:17:46

○NSns2.worldnic.com2015-08-15 → 2017-08-29 · 4 obs

● 2015-08-15 14:49:38
● 2017-08-29 03:42:46
○ 2026-03-27 12:27:16
○ 2026-08-06 08:17:46

●MXalt1.aspmx.l.google.com2026-03-27 → 2026-08-06 · 3 obs

○ 2017-08-29 03:42:46
● 2026-03-27 12:27:16
● 2026-08-06 08:17:46

●MXalt2.aspmx.l.google.com2026-03-27 → 2026-08-06 · 3 obs

○ 2017-08-29 03:42:46
● 2026-03-27 12:27:16
● 2026-08-06 08:17:46

●MXalt3.aspmx.l.google.com2026-03-27 → 2026-08-06 · 3 obs

○ 2017-08-29 03:42:46
● 2026-03-27 12:27:16
● 2026-08-06 08:17:46

●MXalt4.aspmx.l.google.com2026-03-27 → 2026-08-06 · 3 obs

○ 2017-08-29 03:42:46
● 2026-03-27 12:27:16
● 2026-08-06 08:17:46

●MXaspmx.l.google.com2026-03-27 → 2026-08-06 · 3 obs

○ 2017-08-29 03:42:46
● 2026-03-27 12:27:16
● 2026-08-06 08:17:46

○MXmail.b-io.co2017-07-21 → 2017-07-21 · 4 obs

○ 2016-10-16 21:53:38
● 2017-07-21 04:40:24
○ 2017-08-21 09:21:30
○ 2026-08-06 08:17:46

○MXp.webcom.ctmail.com2015-11-06 → 2017-08-29 · 7 obs

● 2015-11-06 07:48:00
● 2016-10-16 21:53:38
○ 2017-07-21 04:40:24
● 2017-08-21 09:21:30
● 2017-08-29 03:42:46
○ 2026-03-27 12:27:16
○ 2026-08-06 08:17:46

●A104.21.40.2522026-03-27 → 2026-08-06 · 10 obs

○ 2017-08-29 03:42:46
● 2026-03-27 12:27:16
○ 2026-03-27 15:09:10
● 2026-03-27 16:39:02
● 2026-05-10 13:38:02
○ 2026-05-13 13:18:00
● 2026-06-09 17:22:38
○ 2026-07-16 11:56:20
● 2026-08-06 08:17:44
● 2026-08-06 08:17:46

●A172.67.158.1472026-03-27 → 2026-08-06 · 10 obs

○A188.114.96.02026-03-27 → 2026-07-16 · 9 obs

○ 2026-03-27 12:27:16
● 2026-03-27 15:09:10
○ 2026-03-27 16:39:02
○ 2026-05-10 13:38:02
● 2026-05-13 13:18:00
○ 2026-06-09 17:22:38
● 2026-07-16 11:56:20
○ 2026-08-06 08:17:44
○ 2026-08-06 08:17:46

○A188.114.97.02026-03-27 → 2026-07-16 · 9 obs

○A208.91.197.1322017-07-21 → 2017-07-21 · 4 obs

○ 2016-10-16 21:53:38
● 2017-07-21 04:40:24
○ 2017-08-21 09:21:30
○ 2026-08-06 08:17:46

○A2606:4700:3032::6815:28fc2026-03-27 → 2026-06-09 · 9 obs

○A2606:4700:3032::ac43:9e932026-03-27 → 2026-06-09 · 9 obs

●A2606:4700:3033::ac43:9e932026-08-06 → 2026-08-06 · 3 obs

○ 2026-07-16 11:56:20
● 2026-08-06 08:17:44
● 2026-08-06 08:17:46

●A2606:4700:3036::6815:28fc2026-08-06 → 2026-08-06 · 3 obs

○ 2026-07-16 11:56:20
● 2026-08-06 08:17:44
● 2026-08-06 08:17:46

○A2a06:98c1:3120::2026-03-27 → 2026-07-16 · 9 obs

○A2a06:98c1:3121::2026-03-27 → 2026-07-16 · 9 obs

○A46.34.88.1382017-08-21 → 2017-08-29 · 5 obs

○ 2017-07-21 04:40:24
● 2017-08-21 09:21:30
● 2017-08-29 03:42:46
○ 2026-03-27 12:27:16
○ 2026-08-06 08:17:46

○A46.34.88.1432015-08-15 → 2016-10-16 · 4 obs

● 2015-08-15 14:49:38
● 2016-10-16 21:53:38
○ 2017-07-21 04:40:24
○ 2026-08-06 08:17:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
oceanography.com	lex.ns.cloudflare.com, alexandra.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.30

NS records: lex.ns.cloudflare.com, alexandra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oceanography.com (unsigned zone)

⏱️ Timing

Total: 183ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.40.252, 172.67.158.147`
AAAA	2	`2606:4700:3033::ac43:9e93, 2606:4700:3036::6815:28fc`
NS	2	`alexandra.ns.cloudflare.com, lex.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`brevo-code:499552d5de61ad77390bfdd8ba570, google-site-verification=aQp_2nXsLo1sUCm...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alexandra.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

oceanography.com directs to four IP numbers, which are 104.21.40.252, 172.67.158.147, 2606:4700:3033::ac43:9e93 and 2606:4700:3036::6815:28fc.

Additional host names — daver.co.za, i.hd(0x706f726e)o720.club, rasaelalnour.com and two others — share IP numbers with oceanography.com.

Name Servers

Two name servers handle the delegation for oceanography.com: alexandra.ns.cloudflare.com and lex.ns.cloudflare.com.

oceanography.com shares its name server setup with other domains, including iqdial.com, freewww.com, cdnnaiu.top and two others.

There is at least partial name server overlap between oceanography.com and other domains — brick-hero.com, applse.com, wocaoge.icu and two more among them.

These name servers frequently co-occur with the name servers mitchell.ns.cloudflare.com and eloise.ns.cloudflare.com.

Host names with 6 IP numbers:

alexandra.ns.cloudflare.com resolves to 108.162.194.30, 162.159.38.30 and 172.64.34.30 among others, with 3 other IP addresses in total.

lex.ns.cloudflare.com resolves to 108.162.193.196, 172.64.33.196 and 173.245.59.196 among others, with 3 other IP addresses in total.

Mail Servers

Five mail servers handle oceanography.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

oceanography.com shares mail servers — at least in part — with other domains, including misc.fi, krazy.com, wethepatients.org and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com resolves to two addresses: 142.251.167.26 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.