`sciencebackground.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=1771291435

Same first word

sciencebackground.com

DNS History

21 records (4 active, 17 former)

○NSdns1.name-services.com2016-04-09 → 2016-04-09 · 4 obs

○ 2016-01-18 21:13:40
● 2016-04-09 20:30:04
○ 2016-09-15 22:35:00
○ 2026-03-22 20:12:26

○NSdns1.registrar-servers.com2015-05-24 → 2016-01-18 · 4 obs

● 2015-05-24 10:48:06
● 2016-01-18 21:13:40
○ 2016-04-09 20:30:04
○ 2026-03-22 20:12:26

○NSdns2.name-services.com2016-04-09 → 2016-04-09 · 4 obs

○ 2016-01-18 21:13:40
● 2016-04-09 20:30:04
○ 2016-09-15 22:35:00
○ 2026-03-22 20:12:26

○NSdns2.registrar-servers.com2015-05-24 → 2016-01-18 · 4 obs

● 2015-05-24 10:48:06
● 2016-01-18 21:13:40
○ 2016-04-09 20:30:04
○ 2026-03-22 20:12:26

○NSdns3.name-services.com2016-04-09 → 2016-04-09 · 4 obs

○ 2016-01-18 21:13:40
● 2016-04-09 20:30:04
○ 2016-09-15 22:35:00
○ 2026-03-22 20:12:26

○NSdns3.registrar-servers.com2015-05-24 → 2016-01-18 · 4 obs

● 2015-05-24 10:48:06
● 2016-01-18 21:13:40
○ 2016-04-09 20:30:04
○ 2026-03-22 20:12:26

○NSdns4.name-services.com2016-04-09 → 2016-04-09 · 4 obs

○ 2016-01-18 21:13:40
● 2016-04-09 20:30:04
○ 2016-09-15 22:35:00
○ 2026-03-22 20:12:26

○NSdns4.registrar-servers.com2015-05-24 → 2016-01-18 · 4 obs

● 2015-05-24 10:48:06
● 2016-01-18 21:13:40
○ 2016-04-09 20:30:04
○ 2026-03-22 20:12:26

○NSdns5.name-services.com2016-04-09 → 2016-04-09 · 4 obs

○ 2016-01-18 21:13:40
● 2016-04-09 20:30:04
○ 2016-09-15 22:35:00
○ 2026-03-22 20:12:26

○NSdns5.registrar-servers.com2015-05-24 → 2016-01-18 · 4 obs

● 2015-05-24 10:48:06
● 2016-01-18 21:13:40
○ 2016-04-09 20:30:04
○ 2026-03-22 20:12:26

○NSns.buydomains.com2016-09-15 → 2018-01-02 · 4 obs

○ 2016-04-09 20:30:04
● 2016-09-15 22:35:00
● 2018-01-02 23:50:02
○ 2026-03-22 20:12:26

●NSns1.afternic.com2026-03-22 → 2026-03-22 · 2 obs

○ 2018-01-02 23:50:02
● 2026-03-22 20:12:26

●NSns2.afternic.com2026-03-22 → 2026-03-22 · 2 obs

○ 2018-01-02 23:50:02
● 2026-03-22 20:12:26

○MXp.nsm.ctmail.com2016-04-09 → 2016-04-09 · 4 obs

○ 2016-01-18 21:13:40
● 2016-04-09 20:30:04
○ 2016-09-15 22:35:00
○ 2026-03-22 20:12:26

○MXsciencebackground.com2015-05-24 → 2015-10-31 · 4 obs

● 2015-05-24 10:48:06
● 2015-10-31 17:43:00
○ 2016-01-18 21:13:40
○ 2026-03-22 20:12:26

●A13.248.169.482026-03-22 → 2026-03-22 · 2 obs

○ 2018-01-02 23:50:02
● 2026-03-22 20:12:26

○A173.228.153.1942015-05-24 → 2015-10-31 · 4 obs

● 2015-05-24 10:48:06
● 2015-10-31 17:43:00
○ 2016-01-18 21:13:40
○ 2026-03-22 20:12:26

○A207.148.248.1452016-09-15 → 2018-01-02 · 4 obs

○ 2016-04-09 20:30:04
● 2016-09-15 22:35:00
● 2018-01-02 23:50:02
○ 2026-03-22 20:12:26

○A209.51.158.2352016-01-18 → 2016-01-18 · 4 obs

○ 2015-10-31 17:43:00
● 2016-01-18 21:13:40
○ 2016-04-09 20:30:04
○ 2026-03-22 20:12:26

●A76.223.54.1462026-03-22 → 2026-03-22 · 2 obs

○ 2018-01-02 23:50:02
● 2026-03-22 20:12:26

○A98.124.243.322016-04-09 → 2016-04-09 · 4 obs

○ 2016-01-18 21:13:40
● 2016-04-09 20:30:04
○ 2016-09-15 22:35:00
○ 2026-03-22 20:12:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sciencebackground.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 sciencebackground.com (unsigned zone)

⏱️ Timing

Total: 157ms | 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

sciencebackground.com resolves to two IPs: 13.248.169.48 and 76.223.54.146.

other host names for instance pizzagate.com, mail.busradio.com, jadepost.com, goodlow.com and ns.tostorage.com share IP numbers with sciencebackground.com.

Name Servers

sciencebackground.com is delegated to two name servers: ns1.afternic.com and ns2.afternic.com.

sciencebackground.com shares the same name server setup as other domains, for example nerdplatform.com, mysms.us, identi.us, hypercop.com and host-203-133-83-101.ip.kbtelecom.net.

sciencebackground.com at least partially shares name servers with other domains, for instance nodus.info, macvanmaps.com, showsilver.com, netrix.tech and hirecdl.com.

Host names with two IP numbers:

ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69

ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69

sciencebackground.com - robtex.com