`sciencecheck.com`

DNSSEC	⚠️ Not signed
A	18.165.83.63^{🇺🇸 Amazon18.165.80.0/21}
		PTR	`server-18-165-83-63.iad55.r.cloudfront.net`
A	18.165.83.64^{🇺🇸 Amazon18.165.80.0/21}
A	18.165.83.81^{🇺🇸 Amazon18.165.80.0/21}
A	18.165.83.104^{🇺🇸 Amazon18.165.80.0/21}
NS	`ns-782.awsdns-33.net` ⭐
		A	2600:9000:5303:e00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-782.awsdns-33.net`
		A	205.251.195.14^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-782.awsdns-33.net`
NS	`ns-1372.awsdns-43.org`
		A	2600:9000:5305:5c00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1372.awsdns-43.org`
		A	205.251.197.92^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1372.awsdns-43.org`
NS	`ns-1850.awsdns-39.co.uk`
		A	2600:9000:5307:3a00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1850.awsdns-39.co.uk`
		A	205.251.199.58^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1850.awsdns-39.co.uk`
NS	`ns-249.awsdns-31.com`
		A	2600:9000:5300:f900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-249.awsdns-31.com`
		A	205.251.192.249^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-249.awsdns-31.com`
MX	`mx1.forwardemail.net` ⭐
		A	2604:a880:2:d0::306:1^{🇺🇸 DIGITALOCEAN2604:a880:2::/48 DigitalOcean}
			PTR	`mx1.forwardemail.net`
		A	2a02:6ea0:d71e::2^{🇺🇸 CDN772a02:6ea0:d700::/40 Denver IPv6}
			PTR	`mx1.forwardemail.net`
		A	121.127.44.56^{🇺🇸 CDN77121.127.44.0/24 Denver}
			PTR	`mx1.forwardemail.net`
		A	138.197.213.185^{🇺🇸 DIGITALOCEAN138.197.208.0/20 DigitalOcean}
			PTR	`mx1.forwardemail.net`
MX	`mx2.forwardemail.net`⁽²⁰⁾
		A	2604:a880:400:d1::cd:9001^{🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean}
			PTR	`mx2.forwardemail.net`
		A	2a02:6ea0:d71e::1^{🇺🇸 CDN772a02:6ea0:d700::/40 Denver IPv6}
			PTR	`mx2.forwardemail.net`
		A	104.248.224.170^{🇺🇸 DIGITALOCEAN104.248.224.0/20 DigitalOcean}
			PTR	`mx2.forwardemail.net`
		A	121.127.44.59^{🇺🇸 CDN77121.127.44.0/24 Denver}
			PTR	`mx2.forwardemail.net`
TXT	`forward-email=hello:marwen@gmail.com`
TXT	`v=spf1 a mx include:spf.forwardemail.net include:_spf.google.com ~all`
SOA	`ns-782.awsdns-33.net`awsdns-hostmaster@amazon.com 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

DNS History

18 records (10 active, 8 former)

●NSns-1372.awsdns-43.org2026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

●NSns-1850.awsdns-39.co.uk2026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

●NSns-249.awsdns-31.com2026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

●NSns-782.awsdns-33.net2026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

○NSns15.domaincontrol.com2015-07-07 → 2016-06-20 · 4 obs

● 2015-07-07 11:00:26
● 2016-06-20 20:22:22
○ 2017-01-17 08:11:22
○ 2026-03-10 07:41:00

○NSns16.domaincontrol.com2015-07-07 → 2016-06-20 · 4 obs

● 2015-07-07 11:00:26
● 2016-06-20 20:22:22
○ 2017-01-17 08:11:22
○ 2026-03-10 07:41:00

○NSns67.domaincontrol.com2017-01-17 → 2020-01-08 · 5 obs

○ 2016-06-20 20:22:22
● 2017-01-17 08:11:22
● 2020-01-08 16:01:10
○ 2026-03-10 07:40:56
○ 2026-03-10 07:41:00

○NSns68.domaincontrol.com2017-01-17 → 2020-01-08 · 5 obs

○ 2016-06-20 20:22:22
● 2017-01-17 08:11:22
● 2020-01-08 16:01:10
○ 2026-03-10 07:40:56
○ 2026-03-10 07:41:00

○MXmailstore1.secureserver.net2015-07-07 → 2020-01-08 · 4 obs

● 2015-07-07 11:00:26
● 2020-01-08 16:01:10
○ 2026-03-10 07:40:56
○ 2026-03-10 07:41:00

●MXmx1.forwardemail.net2026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

●MXmx2.forwardemail.net2026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

○MXsmtp.secureserver.net2015-07-07 → 2020-01-08 · 4 obs

● 2015-07-07 11:00:26
● 2020-01-08 16:01:10
○ 2026-03-10 07:40:56
○ 2026-03-10 07:41:00

●A18.165.83.1042026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

●A18.165.83.632026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

●A18.165.83.642026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

●A18.165.83.812026-03-10 → 2026-03-10 · 3 obs

○ 2020-01-08 16:01:10
● 2026-03-10 07:40:56
● 2026-03-10 07:41:00

○A184.168.131.2412020-01-08 → 2020-01-08 · 4 obs

○ 2017-01-17 08:11:22
● 2020-01-08 16:01:10
○ 2026-03-10 07:40:56
○ 2026-03-10 07:41:00

○A50.63.202.262015-07-07 → 2017-01-17 · 4 obs

● 2015-07-07 11:00:26
● 2017-01-17 08:11:22
○ 2020-01-08 16:01:10
○ 2026-03-10 07:41:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
sciencecheck.com	ns-249.awsdns-31.com, ns-782.awsdns-33.net, ns-1850.awsdns-39.co.uk, ns-1372.awsdns-43.org	1 record

✅ Authoritative Response

Server: 205.251.192.249

NS records: ns-249.awsdns-31.com, ns-782.awsdns-33.net, ns-1850.awsdns-39.co.uk, ns-1372.awsdns-43.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sciencecheck.com (unsigned zone)

⏱️ Timing

Total: 729ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.165.83.63, 18.165.83.104...`
NS	4	`ns-1372.awsdns-43.org, ns-1850.awsdns-39.co.uk...`
MX	2	`mx1.forwardemail.net (pri: 10), mx2.forwardemail.net (pri: 20)`
TXT	2	`forward-email=hello:marwen@gmail.com, v=spf1 a mx include:spf.forwardemail.net`
SOA	1	`ns-782.awsdns-33.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-249.awsdns-31.com)

Analysis

IP Addresses

sciencecheck.com resolves to four IPs: 18.165.83.63, 18.165.83.64, 18.165.83.81 and 18.165.83.104.

Other host names such as d35bhlfjqzlrp2.cloudfront.net, cdn.becrowdy.com, friendasset.com, cdn.app-prd-cdn.aws.vdab-prd.be and irisiuminsight.com share IP numbers with sciencecheck.com.

Name Servers

sciencecheck.com is delegated to four name servers: ns-249.awsdns-31.com, ns-782.awsdns-33.net, ns-1372.awsdns-43.org and ns-1850.awsdns-39.co.uk.

At least part of the name servers for sciencecheck.com are shared with other domains, for instance 166054.com, bryantandcairns.co.uk.bak-mx.uk0103.smtpbak.com, impactstudy.org, nashuamonumentworks.com and populartwitchstreamer.com.

These name servers are often used together with ns-488.awsdns-61.com, ns-1134.awsdns-13.org and ns-1851.awsdns-39.co.uk.

Host names with two IP numbers:

ns-249.awsdns-31.com points to: 2600:9000:5300:f900::1 and 205.251.192.249

ns-782.awsdns-33.net points to: 2600:9000:5303:e00::1 and 205.251.195.14

ns-1372.awsdns-43.org points to: 2600:9000:5305:5c00::1 and 205.251.197.92

ns-1850.awsdns-39.co.uk points to: 2600:9000:5307:3a00::1 and 205.251.199.58

Mail Servers

sciencecheck.com is handled by two mail servers: mx1.forwardemail.net and mx2.forwardemail.net.

sciencecheck.com uses the same mail server setup as other domains, for instance usedtx.net, hatvo.com, lbenerg.com, boutiquedraphousse.fr and loverade.com.

sciencecheck.com shares some mail servers with other domains at least partially, for example yux1.com, crowsoftware.com and traciemiles.com.

Host names with four IPs

mx1.forwardemail.net points to: 2604:a880:2:d0::306:1, 2a02:6ea0:d71e::2, 121.127.44.56 and 138.197.213.185

mx2.forwardemail.net points to: 2604:a880:400:d1::cd:9001, 2a02:6ea0:d71e::1, 104.248.224.170 and 121.127.44.59

sciencecheck.com - robtex.com