`oosterbosch.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:c4e5^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:44a6^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.68.166^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.196.229^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adel.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a37^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c037^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2037^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adel.ns.cloudflare.com`
		A	108.162.192.55^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	172.64.32.55^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	173.245.58.55^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
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`
MX	`_dc-mx.ad889a47b5b5.oosterbosch.org` ⭐
		A	2a02:a447:1a24:1::1337^{🇳🇱 KPN2a02:a400::/25 B.V.}
			PTR	`2a02-a447-1a24-1--1337.fixed6.kpn.net`
		A	77.163.93.93^{🇳🇱 KPN77.160.0.0/13 PIADDR}
			PTR	`77-163-93-93.fixed.kpn.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.68.166, 172.67.196.229
		IPv6 hints	2606:4700:3033::ac43:c4e5, 2606:4700:3034::6815:44a6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=106, name=cloudflare-ech.com
SOA	`adel.ns.cloudflare.com`dns@cloudflare.com serial=2397345989

`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=1775378561

Subdomains

mail.oosterbosch.org

Same first word

oosterbosch.com

DNS History

12 records (7 active, 5 former)

●NSadel.ns.cloudflare.com2026-04-05 → 2026-04-05 · 3 obs

○ 2017-05-26 12:01:16
● 2026-04-05 09:15:14
● 2026-04-05 09:15:20

●NSisaac.ns.cloudflare.com2026-04-05 → 2026-04-05 · 3 obs

○ 2017-05-26 12:01:16
● 2026-04-05 09:15:14
● 2026-04-05 09:15:20

○NSns1.flexwebhosting.nl2015-06-30 → 2017-05-26 · 4 obs

● 2015-06-30 23:13:40
● 2017-05-26 12:01:16
○ 2026-04-05 09:15:14
○ 2026-04-05 09:15:20

○NSns2.flexwebhosting.nl2015-06-30 → 2017-05-26 · 4 obs

● 2015-06-30 23:13:40
● 2017-05-26 12:01:16
○ 2026-04-05 09:15:14
○ 2026-04-05 09:15:20

○NSns3.flexwebhosting.com2015-06-30 → 2017-05-26 · 4 obs

● 2015-06-30 23:13:40
● 2017-05-26 12:01:16
○ 2026-04-05 09:15:14
○ 2026-04-05 09:15:20

●MX_dc-mx.ad889a47b5b5.oosterbosch.org2026-04-05 → 2026-04-05 · 3 obs

○ 2017-05-26 12:01:16
● 2026-04-05 09:15:14
● 2026-04-05 09:15:20

○MXmail.oosterbosch.org2015-06-30 → 2017-05-26 · 4 obs

● 2015-06-30 23:13:40
● 2017-05-26 12:01:16
○ 2026-04-05 09:15:14
○ 2026-04-05 09:15:20

●A104.21.68.1662026-04-05 → 2026-04-05 · 3 obs

○ 2017-05-26 12:01:16
● 2026-04-05 09:15:14
● 2026-04-05 09:15:20

●A172.67.196.2292026-04-05 → 2026-04-05 · 3 obs

○ 2017-05-26 12:01:16
● 2026-04-05 09:15:14
● 2026-04-05 09:15:20

●A2606:4700:3033::ac43:c4e52026-04-05 → 2026-04-05 · 3 obs

○ 2017-05-26 12:01:16
● 2026-04-05 09:15:14
● 2026-04-05 09:15:20

●A2606:4700:3034::6815:44a62026-04-05 → 2026-04-05 · 3 obs

○ 2017-05-26 12:01:16
● 2026-04-05 09:15:14
● 2026-04-05 09:15:20

○A82.136.199.482015-06-30 → 2017-05-26 · 4 obs

● 2015-06-30 23:13:40
● 2017-05-26 12:01:16
○ 2026-04-05 09:15:14
○ 2026-04-05 09:15:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
oosterbosch.org	adel.ns.cloudflare.com, isaac.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.177

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oosterbosch.org (unsigned zone)

⏱️ Timing

Total: 456ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.196.229, 104.21.68.166`
AAAA	2	`2606:4700:3033::ac43:c4e5, 2606:4700:3034::6815:44a6`
NS	2	`adel.ns.cloudflare.com, isaac.ns.cloudflare.com`
MX	1	`_dc-mx.ad889a47b5b5.oosterbosch.org (pri`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`adel.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

The parent of mail.oosterbosch.org is oosterbosch.org.

IP Addresses

oosterbosch.org points to four IP numbers: 2606:4700:3033::ac43:c4e5, 2606:4700:3034::6815:44a6, 104.21.68.166 and 172.67.196.229.

Other host names, for instance mallao.com, legendtoys.gr, alcelik.com, keapages.com and mail.rldt.fr share IP numbers with oosterbosch.org.

Name Servers

oosterbosch.org is delegated to two name servers: adel.ns.cloudflare.com and isaac.ns.cloudflare.com.

oosterbosch.org uses the same name server setup as other domains, for instance robosane.net, 181bet2.com, starlity.com, oosterbosch.com and l1nux.nl.

oosterbosch.org shares name servers with other domains at least partially, for instance scottwestern.com, bjhuixinby.com, free-salah.net, educationpact.org and eurovis.net.

these name servers are often used together with the name servers meera.ns.cloudflare.com.

Host names with six IP numbers: adel.ns.cloudflare.com points to 2606:4700:50::adf5:3a37, 2803:f800:50::6ca2:c037, 2a06:98c1:50::ac40:2037, 108.162.192.55, 172.64.32.55 and 173.245.58.55; isaac.ns.cloudflare.com points to 2606:4700:58::adf5:3bb1, 2803:f800:50::6ca2:c1b1, 2a06:98c1:50::ac40:21b1, 108.162.193.177, 172.64.33.177 and 173.245.59.177.

Mail Servers

The mail server for oosterbosch.org is _dc-mx.ad889a47b5b5.oosterbosch.org.

Host name _dc-mx.ad889a47b5b5.oosterbosch.org resolves to two IPs: 2a02:a447:1a24:1::1337 and 77.163.93.93.

oosterbosch.org - robtex.com

oosterbosch.org

org

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`oosterbosch.org`

`org`