osterbuilt.com - dns.ninja

`osterbuilt.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:5765^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:a935^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.101^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.169.53^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amalia.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:265e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c25e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amalia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:225e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amalia.ns.cloudflare.com`
		A	108.162.194.94^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	162.159.38.94^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	172.64.34.94^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
NS	`renan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c3e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`renan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c33e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`renan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:233e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`renan.ns.cloudflare.com`
		A	108.162.195.62^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`renan.ns.cloudflare.com`
		A	162.159.44.62^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`renan.ns.cloudflare.com`
		A	172.64.35.62^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`renan.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`google-site-verification=uxqt1Tm_G6zXkDZT_LBkKjW2eBqAxXM97yn6SSJJTbM`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.101, 172.67.169.53
		IPv6 hints	2606:4700:3032::6815:5765, 2606:4700:3035::ac43:a935
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=149, name=cloudflare-ech.com
SOA	`amalia.ns.cloudflare.com`dns@cloudflare.com serial=2409545811

`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=1786251259

⚠️ On DNS blocklist: tif

Subdomains

www.osterbuilt.com

Same first word

osterbuilt.com

Similar names

lotusbrite.com

stuiterbol.nl

torstuebli.ch

DNS History

17 records (11 active, 6 former)

●NSamalia.ns.cloudflare.com2026-08-09 → 2026-08-09 · 3 obs

○ 2026-04-24 11:23:46
● 2026-08-09 05:05:06
● 2026-08-09 05:05:08

○NSdns1.registrar-servers.com2026-04-15 → 2026-04-24 · 4 obs

● 2026-04-15 20:43:30
● 2026-04-24 11:23:46
○ 2026-08-09 05:05:06
○ 2026-08-09 05:05:08

○NSdns2.registrar-servers.com2026-04-15 → 2026-04-24 · 4 obs

● 2026-04-15 20:43:30
● 2026-04-24 11:23:46
○ 2026-08-09 05:05:06
○ 2026-08-09 05:05:08

●NSrenan.ns.cloudflare.com2026-08-09 → 2026-08-09 · 3 obs

○ 2026-04-24 11:23:46
● 2026-08-09 05:05:06
● 2026-08-09 05:05:08

●MXeforward1.registrar-servers.com2026-04-15 → 2026-08-09 · 2 obs

● 2026-04-15 20:43:30
● 2026-08-09 05:05:08

●MXeforward2.registrar-servers.com2026-04-15 → 2026-08-09 · 2 obs

● 2026-04-15 20:43:30
● 2026-08-09 05:05:08

●MXeforward3.registrar-servers.com2026-04-15 → 2026-08-09 · 2 obs

● 2026-04-15 20:43:30
● 2026-08-09 05:05:08

●MXeforward4.registrar-servers.com2026-04-15 → 2026-08-09 · 2 obs

● 2026-04-15 20:43:30
● 2026-08-09 05:05:08

●MXeforward5.registrar-servers.com2026-04-15 → 2026-08-09 · 2 obs

● 2026-04-15 20:43:30
● 2026-08-09 05:05:08

●A104.21.87.1012026-08-09 → 2026-08-09 · 3 obs

○ 2026-04-24 11:23:46
● 2026-08-09 05:05:06
● 2026-08-09 05:05:08

●A172.67.169.532026-08-09 → 2026-08-09 · 3 obs

○ 2026-04-24 11:23:46
● 2026-08-09 05:05:06
● 2026-08-09 05:05:08

○A185.199.108.1532026-04-15 → 2026-04-24 · 4 obs

● 2026-04-15 20:43:30
● 2026-04-24 11:23:46
○ 2026-08-09 05:05:06
○ 2026-08-09 05:05:08

○A185.199.109.1532026-04-15 → 2026-04-24 · 4 obs

● 2026-04-15 20:43:30
● 2026-04-24 11:23:46
○ 2026-08-09 05:05:06
○ 2026-08-09 05:05:08

○A185.199.110.1532026-04-15 → 2026-04-24 · 4 obs

● 2026-04-15 20:43:30
● 2026-04-24 11:23:46
○ 2026-08-09 05:05:06
○ 2026-08-09 05:05:08

○A185.199.111.1532026-04-15 → 2026-04-24 · 4 obs

● 2026-04-15 20:43:30
● 2026-04-24 11:23:46
○ 2026-08-09 05:05:06
○ 2026-08-09 05:05:08

●A2606:4700:3032::6815:57652026-08-09 → 2026-08-09 · 3 obs

○ 2026-04-24 11:23:46
● 2026-08-09 05:05:06
● 2026-08-09 05:05:08

●A2606:4700:3035::ac43:a9352026-08-09 → 2026-08-09 · 3 obs

○ 2026-04-24 11:23:46
● 2026-08-09 05:05:06
● 2026-08-09 05:05:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
osterbuilt.com	amalia.ns.cloudflare.com, renan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:162.159.44.62

NS records: amalia.ns.cloudflare.com, renan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for osterbuilt.com (unsigned zone)

⏱️ Timing

Total: 156ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.87.101, 172.67.169.53`
AAAA	2	`2606:4700:3035::ac43:a935, 2606:4700:3032::6815:5765`
NS	2	`amalia.ns.cloudflare.com, renan.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	2	`google-site-verification=uxqt1Tm_G6zXkDZ, v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amalia.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The domain www.osterbuilt.com falls under the parent osterbuilt.com.

IP Addresses

osterbuilt.com points to the four IP addresses 104.21.87.101, 172.67.169.53, 2606:4700:3032::6815:5765 and 2606:4700:3035::ac43:a935.

worker-proud-brook-openai-proxy-api.xyzs996.workers.dev, bigstarshoes-pl.com, fusefm.co.uk plus two other host names have IP numbers in common with osterbuilt.com.

Name Servers

The NS records for osterbuilt.com delegate to amalia.ns.cloudflare.com and renan.ns.cloudflare.com.

The name server configuration of osterbuilt.com is shared with other domains, for instance tropel.com, varioptic.fr, corning-cables.net and two others.

At least some of osterbuilt.com's name servers are shared with other domains, for example unkown.cyou, muhendisim.org, elitebnc.org and two more.

It is common for these name servers to be used in conjunction with the name servers gene.ns.cloudflare.com, aaden.ns.cloudflare.com and roman.ns.cloudflare.com.

Hosts with 6 IP addresses each:

amalia.ns.cloudflare.com maps to 108.162.194.94, 162.159.38.94, 172.64.34.94 and 3 additional IP addresses.

renan.ns.cloudflare.com maps to 108.162.195.62, 162.159.44.62, 172.64.35.62 and 3 additional IP addresses.

Mail Servers

osterbuilt.com has five mail servers, which are eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by osterbuilt.com are shared with other domains: howschool.org, rallycrosscars.com, redstart.coffee and two others among them.

These mail servers often appear in conjunction with the mail servers eforward4.registrar-servers.com, eforward5.registrar-servers.com, eforward6.registrar-servers.com and eforward7.registrar-servers.com.

Host names resolving to a single IP address:

eforward1.registrar-servers.com resolves to the IP address 162.255.118.51.

eforward2.registrar-servers.com resolves to the IP address 162.255.118.52.

eforward3.registrar-servers.com resolves to the IP address 162.255.118.51.

eforward4.registrar-servers.com resolves to the IP address 162.255.118.52.

eforward5.registrar-servers.com resolves to the IP address 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

eforward2.registrar-servers.com and eforward4.registrar-servers.com each have 162.255.118.52 IP addresses.