`oxygen-concentrator.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.afternic.com` ⭐
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`ns2.afternic.com`
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns1.afternic.com`dns@jomax.net serial=1

`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=1786117204

Same first word

oxygen-concentrator.com

DNS History

10 records (4 active, 6 former)

●NSns1.afternic.com2026-03-14 → 2026-08-07 · 3 obs

○ 2020-02-28 06:56:44
● 2026-03-14 06:16:28
● 2026-08-07 15:51:54

○NSns1.parkingcrew.net2015-07-07 → 2020-02-28 · 4 obs

● 2015-07-07 06:11:38
● 2020-02-28 06:56:44
○ 2026-03-14 06:16:28
○ 2026-08-07 15:51:54

●NSns2.afternic.com2026-03-14 → 2026-08-07 · 3 obs

○ 2020-02-28 06:56:44
● 2026-03-14 06:16:28
● 2026-08-07 15:51:54

○NSns2.parkingcrew.net2015-07-07 → 2020-02-28 · 4 obs

● 2015-07-07 06:11:38
● 2020-02-28 06:56:44
○ 2026-03-14 06:16:28
○ 2026-08-07 15:51:54

○MXmail.h-email.net2015-07-07 → 2020-02-28 · 4 obs

● 2015-07-07 06:11:38
● 2020-02-28 06:56:44
○ 2026-03-14 06:16:28
○ 2026-08-07 15:51:54

●A13.248.169.482026-03-14 → 2026-08-07 · 3 obs

○ 2020-02-28 06:56:44
● 2026-03-14 06:16:28
● 2026-08-07 15:51:54

○A185.53.178.62015-07-07 → 2016-07-08 · 4 obs

● 2015-07-07 06:11:38
● 2016-07-08 16:49:02
○ 2017-03-14 22:10:58
○ 2026-08-07 15:51:54

○A185.53.179.62017-03-14 → 2017-03-14 · 4 obs

○ 2016-07-08 16:49:02
● 2017-03-14 22:10:58
○ 2020-02-28 06:56:44
○ 2026-08-07 15:51:54

○A185.53.179.72020-02-28 → 2020-02-28 · 4 obs

○ 2017-03-14 22:10:58
● 2020-02-28 06:56:44
○ 2026-03-14 06:16:28
○ 2026-08-07 15:51:54

●A76.223.54.1462026-03-14 → 2026-08-07 · 3 obs

○ 2020-02-28 06:56:44
● 2026-03-14 06:16:28
● 2026-08-07 15:51:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...	-
oxygen-concentrator.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server:173.201.66.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oxygen-concentrator.com (unsigned zone)

⏱️ Timing

Total: 2213ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns2.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

oxygen-concentrator.com has two IP addresses: 13.248.169.48 and 76.223.54.146

147.255.153.128.rdns.ubiquity.io, mail.crassociate.com, zf789.com plus two other host names have IP numbers in common with oxygen-concentrator.com.

Name Servers

DNS delegation for oxygen-concentrator.com points to two name servers: ns1.afternic.com and ns2.afternic.com.

The name server configuration of oxygen-concentrator.com is shared with other domains, for instance candylee.com, mycheerleader.com, n1-ex.exchange.zone and two others.

There is at least partial name server overlap between oxygen-concentrator.com and other domains — ecologyinfo.com, aujd.com, yougaze.com and two more among them.

These name servers frequently co-occur with the name servers ns1.namebrightdns.com and ns2.namebrightdns.com.

ns1.afternic.com directs to 97.74.98.69 and 2603:5:2126::45. ns2.afternic.com directs to 173.201.66.69 and 2603:5:2226::45. Each host name carries two IP addresses.

oxygen-concentrator.com - robtex.com