`guidescience.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:8c4:68b9:44b4:20ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:a4a8:3a31:f20c:1789^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9f93:5946:9845:461^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d02d:c923:c480:4c8f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	34.229.9.192^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-229-9-192.compute-1.amazonaws.com`
		A	54.90.249.67^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-90-249-67.compute-1.amazonaws.com`
		A	54.159.91.195^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-159-91-195.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:6d5b:7ab3:7079:ee9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:cd02:90c0:ff4b:7205^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9806:d504:f0e4:26c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.209.103.186^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-209-103-186.compute-1.amazonaws.com`
		A	44.220.149.224^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-220-149-224.compute-1.amazonaws.com`
		A	52.87.188.189^{🇺🇸 Amazon52.86.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-87-188-189.compute-1.amazonaws.com`
		A	54.226.101.151^{🇺🇸 Amazon54.226.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-226-101-151.compute-1.amazonaws.com`
		A	98.84.104.11^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-84-104-11.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:1d37:3581:e8c9:cd49^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:ada6:cbfa:853a:392d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:b66b:fa5e:7fd6:63da^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c6b6:e2cc:ca9c:b3a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:fb1b:6e00:ce50:d804^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.85.217.230^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-85-217-230.compute-1.amazonaws.com`
		A	3.89.209.21^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-209-21.compute-1.amazonaws.com`
		A	34.203.199.171^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-203-199-171.compute-1.amazonaws.com`
		A	54.84.18.193^{🇺🇸 Amazon54.84.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-84-18-193.compute-1.amazonaws.com`
		A	54.87.153.189^{🇺🇸 Amazon54.87.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-87-153-189.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-28 #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=1774702487

⚠️ On DNS blocklist: tif
🦠 Blackbook: Known malware/C&C domain

Same first word

guidescience.com

Similar names

scienceguide.nl

DNS History

15 records (7 active, 8 former)

○NSdns1.registrar-servers.com2018-01-24 → 2018-01-24 · 2 obs

● 2018-01-24 18:51:04
○ 2026-03-28 13:11:16

○NSdns2.registrar-servers.com2018-01-24 → 2018-01-24 · 2 obs

● 2018-01-24 18:51:04
○ 2026-03-28 13:11:16

●NSns1.namebrightdns.com2026-03-28 → 2026-03-28 · 2 obs

○ 2018-01-24 18:51:04
● 2026-03-28 13:11:16

●NSnsg1.namebrightdns.com2026-03-28 → 2026-03-28 · 2 obs

○ 2018-01-24 18:51:04
● 2026-03-28 13:11:16

●NSnsg2.namebrightdns.com2026-03-28 → 2026-03-28 · 2 obs

○ 2018-01-24 18:51:04
● 2026-03-28 13:11:16

○MXeforward1.registrar-servers.com2018-01-24 → 2018-01-24 · 2 obs

● 2018-01-24 18:51:04
○ 2026-03-28 13:11:16

○MXeforward2.registrar-servers.com2018-01-24 → 2018-01-24 · 2 obs

● 2018-01-24 18:51:04
○ 2026-03-28 13:11:16

○MXeforward3.registrar-servers.com2018-01-24 → 2018-01-24 · 2 obs

● 2018-01-24 18:51:04
○ 2026-03-28 13:11:16

○MXeforward4.registrar-servers.com2018-01-24 → 2018-01-24 · 2 obs

● 2018-01-24 18:51:04
○ 2026-03-28 13:11:16

○MXeforward5.registrar-servers.com2018-01-24 → 2018-01-24 · 2 obs

● 2018-01-24 18:51:04
○ 2026-03-28 13:11:16

●A13.223.25.842026-03-28 → 2026-03-28 · 2 obs

○ 2018-01-24 18:51:04
● 2026-03-28 13:11:16

○A192.64.119.1642018-01-24 → 2018-01-24 · 2 obs

● 2018-01-24 18:51:04
○ 2026-03-28 13:11:16

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-28 → 2026-03-28 · 2 obs

○ 2018-01-24 18:51:04
● 2026-03-28 13:11:16

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-28 → 2026-03-28 · 2 obs

○ 2018-01-24 18:51:04
● 2026-03-28 13:11:16

●A54.243.117.1972026-03-28 → 2026-03-28 · 2 obs

○ 2018-01-24 18:51:04
● 2026-03-28 13:11:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
guidescience.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	20 records

✅ Authoritative Response

Server:44.220.149.224

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for guidescience.com (unsigned zone)

⏱️ Timing

Total: 90ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
NS	2	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

guidescience.com resolves to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names such as shopkl.com, 2dagency.com, visionmold.com, 34a43.jsdcoffee.com and com2fhttp3awww.shopsday.com share IPs with guidescience.com.

Name Servers

guidescience.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

guidescience.com at least partially shares name servers with other domains, for instance zajjo.com, ns1.quicklyshift.com, samtoy.com, rbgaming.com and langfordinc.com.

These name servers are commonly used together with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Ten IP numbers for host names:

The host name nsg1.namebrightdns.com has IPs: 2600:1f18:683a:ae1a:6d5b:7ab3:7079:ee9, 2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5, 2600:1f18:683a:ae1a:cd02:90c0:ff4b:7205, 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:9806:d504:f0e4:26c, 18.209.103.186, 44.220.149.224, 52.87.188.189, 54.226.101.151 and 98.84.104.11.

The host name nsg2.namebrightdns.com has IPs: 2600:1f18:683a:ae1a:1d37:3581:e8c9:cd49, 2600:1f18:683a:ae1b:ada6:cbfa:853a:392d, 2600:1f18:683a:ae1b:b66b:fa5e:7fd6:63da, 2600:1f18:683a:ae1b:c6b6:e2cc:ca9c:b3a, 2600:1f18:683a:ae1b:fb1b:6e00:ce50:d804, 3.85.217.230, 3.89.209.21, 34.203.199.171, 54.84.18.193 and 54.87.153.189.

Seven IP numbers:

The host name ns1.namebrightdns.com has IPs: 2600:1f18:683a:ae1a:8c4:68b9:44b4:20ca, 2600:1f18:683a:ae1a:a4a8:3a31:f20c:1789, 2600:1f18:683a:ae1b:9f93:5946:9845:461, 2600:1f18:683a:ae1b:d02d:c923:c480:4c8f, 34.229.9.192, 54.90.249.67 and 54.159.91.195.

guidescience.com - robtex.com