`osterberg.se`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::ac43:9326^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:41a1^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.161^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.147.38^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sri.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sri.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sri.ns.cloudflare.com`
		A	108.162.193.234^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	172.64.33.234^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	173.245.59.234^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
NS	`uma.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a92^{Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2803:f800:50::6ca2:c092^{Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
		A	2a06:98c1:50::ac40:2092^{Cloudflare2a06:98c1:50::/45}
		A	108.162.192.146^{Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.146^{Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.146^{Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`osterberg-se.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::1^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
		A	52.101.73.24^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00300.inbound.protection.outlook.com`
TXT	`MS=ms97721840`
TXT	`v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.65.161, 172.67.147.38
		IPv6 hints	2606:4700:3030::ac43:9326, 2606:4700:3035::6815:41a1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=8, name=cloudflare-ech.com
SOA	`sri.ns.cloudflare.com`dns@cloudflare.com serial=2407040819

`se`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.se` ⭐
	NS	`a.ns.se`
	NS	`b.ns.se`
	NS	`c.ns.se`
	NS	`f.ns.se`
	NS	`g.ns.se`
	NS	`i.ns.se`
	NS	`m.ns.se`
	NS	`x.ns.se`
	NS	`y.ns.se`
	NS	`z.ns.se`
	TXT	`id:0bb71223-33c3-4bc7-b527-cc01fbc4dd7b`
	TXT	`SE zone update: 2026-07-07 09:05:43 +0000 (EPOCH 1783415143) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1783415526

Same first word

osterberg.in

osterberg.fi

osterberg.dk

osterberg.org

osterberg.no

osterberg.com.au

osterberg.se

osterberg.com

Similar names

DNS History

13 records (7 active, 6 former)

○NSns1.loopia.se2015-06-24 → 2017-10-11 · 4 obs

● 2015-06-24 15:02:42
● 2017-10-11 22:41:44
○ 2026-06-13 06:47:52
○ 2026-07-07 09:34:26

○NSns2.loopia.se2015-06-24 → 2017-10-11 · 4 obs

● 2015-06-24 15:02:42
● 2017-10-11 22:41:44
○ 2026-06-13 06:47:52
○ 2026-07-07 09:34:26

●NSsri.ns.cloudflare.com2026-06-13 → 2026-07-07 · 3 obs

○ 2017-10-11 22:41:44
● 2026-06-13 06:47:52
● 2026-07-07 09:34:26

●NSuma.ns.cloudflare.com2026-06-13 → 2026-07-07 · 3 obs

○ 2017-10-11 22:41:44
● 2026-06-13 06:47:52
● 2026-07-07 09:34:26

○MX22edc189c7264c8a921e3ae879289a.pamx1.hotmail.com2015-06-24 → 2016-02-09 · 4 obs

● 2015-06-24 15:02:42
● 2016-02-09 01:23:36
○ 2017-02-12 10:19:40
○ 2026-07-07 09:34:26

●MXosterberg-se.mail.protection.outlook.com2017-02-12 → 2026-07-07 · 3 obs

○ 2016-02-09 01:23:36
● 2017-02-12 10:19:40
● 2026-07-07 09:34:26

●A104.21.65.1612026-06-13 → 2026-07-07 · 3 obs

○ 2017-10-11 22:41:44
● 2026-06-13 06:47:52
● 2026-07-07 09:34:26

●A172.67.147.382026-06-13 → 2026-07-07 · 3 obs

○ 2017-10-11 22:41:44
● 2026-06-13 06:47:52
● 2026-07-07 09:34:26

○A23.97.224.112015-06-24 → 2017-10-11 · 4 obs

● 2015-06-24 15:02:42
● 2017-10-11 22:41:44
○ 2026-06-13 06:47:52
○ 2026-07-07 09:34:26

●A2606:4700:3030::ac43:93262026-07-01 → 2026-07-07 · 3 obs

○ 2026-06-13 06:47:52
● 2026-07-01 03:46:46
● 2026-07-07 09:34:26

○A2606:4700:3032::ac43:93262026-06-13 → 2026-06-13 · 4 obs

○ 2017-10-11 22:41:44
● 2026-06-13 06:47:52
○ 2026-07-01 03:46:46
○ 2026-07-07 09:34:26

○A2606:4700:3033::6815:41a12026-06-13 → 2026-06-13 · 4 obs

○ 2017-10-11 22:41:44
● 2026-06-13 06:47:52
○ 2026-07-01 03:46:46
○ 2026-07-07 09:34:26

●A2606:4700:3035::6815:41a12026-07-01 → 2026-07-07 · 3 obs

○ 2026-06-13 06:47:52
● 2026-07-01 03:46:46
● 2026-07-07 09:34:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	c.ns.se, m.ns.se, g.ns.se, y.ns.se...	-
osterberg.se	uma.ns.cloudflare.com, sri.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.146

NS records: uma.ns.cloudflare.com, sri.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 4889ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.147.38, 104.21.65.161`
AAAA	2	`2606:4700:3030::ac43:9326, 2606:4700:3035::6815:41a1`
NS	2	`sri.ns.cloudflare.com, uma.ns.cloudflare.com`
MX	1	`osterberg-se.mail.protection.outlook.com`
TXT	2	`MS=ms97721840, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sri.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

osterberg.se resolves to four IP addresses: 104.21.65.161, 172.67.147.38, 2606:4700:3030::ac43:9326 and 2606:4700:3035::6815:41a1.

Additional host names — jmsound.co.za, muros.ru, artspacehartford.com and two others — share IP numbers with osterberg.se.

Name Servers

The NS records for osterberg.se delegate to sri.ns.cloudflare.com and uma.ns.cloudflare.com.

Host names with 6 IP numbers:

sri.ns.cloudflare.com maps to 108.162.193.234, 172.64.33.234, 173.245.59.234 and 3 additional IP addresses.

uma.ns.cloudflare.com maps to 108.162.192.146, 172.64.32.146, 173.245.58.146 and 3 additional IP addresses.

Mail Servers

osterberg.se has one mail server: osterberg-se.mail.protection.outlook.com.

osterberg-se.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.12, 52.101.73.6, 52.101.73.19 and 5 other.

osterberg.se - robtex.com

osterberg.se

se

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`osterberg.se`

`se`