`sciphysicsforums.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:b37c^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:43bc^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.67.188^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.124^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gwen.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gwen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gwen.ns.cloudflare.com`
		A	108.162.192.160^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	172.64.32.160^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	173.245.58.160^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
NS	`ned.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ned.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ned.ns.cloudflare.com`
		A	108.162.193.210^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	172.64.33.210^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	173.245.59.210^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
TXT	`SCIPHYSICSFORUMS.COM.`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.67.188, 172.67.179.124
		IPv6 hints	2606:4700:3032::ac43:b37c, 2606:4700:3033::6815:43bc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=94, name=cloudflare-ech.com
SOA	`gwen.ns.cloudflare.com`dns@cloudflare.com serial=2410064945

`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=1785943709

📈 Tranco rank: #293,050

Previously MX for

sciphysicsforums.com

Subdomains

www.sciphysicsforums.com

Same first word

sciphysicsforums.com

DNS History

22 records (6 active, 16 former)

●NSgwen.ns.cloudflare.com2026-06-12 → 2026-08-05 · 3 obs

○ 2026-05-19 00:41:32
● 2026-06-12 19:00:10
● 2026-08-05 15:37:54

●NSned.ns.cloudflare.com2026-06-12 → 2026-08-05 · 3 obs

○ 2026-05-19 00:41:32
● 2026-06-12 19:00:10
● 2026-08-05 15:37:54

○NSns1.bluehost.com2026-05-18 → 2026-05-19 · 5 obs

○ 2026-05-07 03:19:44
● 2026-05-18 08:59:50
● 2026-05-19 00:41:32
○ 2026-06-12 19:00:10
○ 2026-08-05 15:37:54

○NSns1.justhost.com2026-05-18 → 2026-05-19 · 5 obs

○ 2026-05-07 03:19:44
● 2026-05-18 08:59:50
● 2026-05-19 00:41:32
○ 2026-06-12 19:00:10
○ 2026-08-05 15:37:54

○NSns2.bluehost.com2026-05-18 → 2026-05-19 · 5 obs

○ 2026-05-07 03:19:44
● 2026-05-18 08:59:50
● 2026-05-19 00:41:32
○ 2026-06-12 19:00:10
○ 2026-08-05 15:37:54

○NSns2.justhost.com2026-05-18 → 2026-05-19 · 5 obs

○ 2026-05-07 03:19:44
● 2026-05-18 08:59:50
● 2026-05-19 00:41:32
○ 2026-06-12 19:00:10
○ 2026-08-05 15:37:54

○NSns49.domaincontrol.com2015-08-05 → 2026-05-07 · 4 obs

● 2015-08-05 10:53:46
● 2026-05-07 03:19:44
○ 2026-05-18 08:59:50
○ 2026-08-05 15:37:54

○NSns50.domaincontrol.com2015-08-05 → 2026-05-07 · 4 obs

● 2015-08-05 10:53:46
● 2026-05-07 03:19:44
○ 2026-05-18 08:59:50
○ 2026-08-05 15:37:54

○MX_dc-mx.a71acae99f30.sciphysicsforums.com2026-06-12 → 2026-06-12 · 4 obs

○ 2026-05-19 00:41:32
● 2026-06-12 19:00:10
○ 2026-07-04 21:32:52
○ 2026-08-05 15:37:54

○MXmailstore1.secureserver.net2015-08-05 → 2017-06-30 · 4 obs

● 2015-08-05 10:53:46
● 2017-06-30 09:27:56
○ 2026-03-19 16:17:50
○ 2026-08-05 15:37:54

○MXsciphysicsforums-com.mail.protection.outlook.com2026-03-19 → 2026-05-07 · 5 obs

○ 2017-06-30 09:27:56
● 2026-03-19 16:17:50
● 2026-05-07 03:19:44
○ 2026-05-18 08:59:50
○ 2026-08-05 15:37:54

○MXsciphysicsforums.com2026-05-18 → 2026-05-19 · 5 obs

○ 2026-05-07 03:19:44
● 2026-05-18 08:59:50
● 2026-05-19 00:41:32
○ 2026-06-12 19:00:10
○ 2026-08-05 15:37:54

○MXsmtp.secureserver.net2015-08-05 → 2017-06-30 · 4 obs

● 2015-08-05 10:53:46
● 2017-06-30 09:27:56
○ 2026-03-19 16:17:50
○ 2026-08-05 15:37:54

●A104.21.67.1882026-06-12 → 2026-08-05 · 3 obs

○ 2026-05-19 00:41:32
● 2026-06-12 19:00:10
● 2026-08-05 15:37:54

●A172.67.179.1242026-06-12 → 2026-08-05 · 3 obs

○ 2026-05-19 00:41:32
● 2026-06-12 19:00:10
● 2026-08-05 15:37:54

○A173.254.29.802026-05-18 → 2026-05-19 · 5 obs

○ 2026-05-07 03:19:44
● 2026-05-18 08:59:50
● 2026-05-19 00:41:32
○ 2026-06-12 19:00:10
○ 2026-08-05 15:37:54

●A2606:4700:3032::ac43:b37c2026-08-05 → 2026-08-05 · 2 obs

○ 2026-06-12 19:00:10
● 2026-08-05 15:37:54

●A2606:4700:3033::6815:43bc2026-08-05 → 2026-08-05 · 2 obs

○ 2026-06-12 19:00:10
● 2026-08-05 15:37:54

○A2606:4700:3033::ac43:b37c2026-06-12 → 2026-06-12 · 3 obs

○ 2026-05-19 00:41:32
● 2026-06-12 19:00:10
○ 2026-08-05 15:37:54

○A2606:4700:3037::6815:43bc2026-06-12 → 2026-06-12 · 3 obs

○ 2026-05-19 00:41:32
● 2026-06-12 19:00:10
○ 2026-08-05 15:37:54

○A50.62.217.12015-08-05 → 2017-06-30 · 4 obs

● 2015-08-05 10:53:46
● 2017-06-30 09:27:56
○ 2026-03-19 16:17:50
○ 2026-08-05 15:37:54

○A50.63.7.2452026-03-19 → 2026-05-07 · 5 obs

○ 2017-06-30 09:27:56
● 2026-03-19 16:17:50
● 2026-05-07 03:19:44
○ 2026-05-18 08:59:50
○ 2026-08-05 15:37:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sciphysicsforums.com	gwen.ns.cloudflare.com, ned.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.33.210

NS records: gwen.ns.cloudflare.com, ned.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sciphysicsforums.com (unsigned zone)

⏱️ Timing

Total: 126ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.67.188, 172.67.179.124`
AAAA	2	`2606:4700:3033::6815:43bc, 2606:4700:3032::ac43:b37c`
NS	2	`gwen.ns.cloudflare.com, ned.ns.cloudflare.com`
TXT	1	`SCIPHYSICSFORUMS.COM.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gwen.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.sciphysicsforums.com is a subdomain of sciphysicsforums.com.

IP Addresses

sciphysicsforums.com points to the four IP addresses 104.21.67.188, 172.67.179.124, 2606:4700:3032::ac43:b37c and 2606:4700:3033::6815:43bc.

Additional host names — hlw203.co, calclab.com.br, scalerchelis.com and two others — share IP numbers with sciphysicsforums.com.

Name Servers

DNS delegation for sciphysicsforums.com points to two name servers: gwen.ns.cloudflare.com and ned.ns.cloudflare.com.

sciphysicsforums.com shares its name server setup with other domains, including senkoy.net, slidenext.com, ausbit.dev and two others.

The name servers of sciphysicsforums.com overlap at least partially with those of other domains — among them saint-marks.com, alexistogel3.com, ilashmy.com and two more.

The name servers theo.ns.cloudflare.com, josephine.ns.cloudflare.com and chip.ns.cloudflare.com are commonly seen alongside these name servers.

Host names with 6 IP numbers:

gwen.ns.cloudflare.com has IP addresses 108.162.192.160, 172.64.32.160 and 173.245.58.160, plus 3 other.

ned.ns.cloudflare.com has IP addresses 108.162.193.210, 172.64.33.210 and 173.245.59.210, plus 3 other.

sciphysicsforums.com - robtex.com