`khalidscientific.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:bca8^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:544e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.78^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.188.168^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elma.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a9a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elma.ns.cloudflare.com`
		A	108.162.192.154^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	172.64.32.154^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	173.245.58.154^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
NS	`skip.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`skip.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`skip.ns.cloudflare.com`
		A	108.162.193.233^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	172.64.33.233^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
		A	173.245.59.233^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`skip.ns.cloudflare.com`
MX	`khalidscientific-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.26^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr05cu01302.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.78, 172.67.188.168
		IPv6 hints	2606:4700:3031::ac43:bca8, 2606:4700:3035::6815:544e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=76, name=cloudflare-ech.com
SOA	`elma.ns.cloudflare.com`dns@cloudflare.com serial=2411106703

`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=1786566144

Subdomains

www.khalidscientific.com

Same first word

khalidscientific.com

DNS History

19 records (7 active, 12 former)

●NSelma.ns.cloudflare.com2026-04-10 → 2026-08-12 · 3 obs

○ 2020-07-05 05:58:40
● 2026-04-10 08:58:04
● 2026-08-12 20:51:00

○NSns.khalidscientific.com2015-06-18 → 2020-07-05 · 4 obs

● 2015-06-18 09:32:22
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

●NSskip.ns.cloudflare.com2026-04-10 → 2026-08-12 · 3 obs

○ 2020-07-05 05:58:40
● 2026-04-10 08:58:04
● 2026-08-12 20:51:00

○MXalt1.aspmx.l.google.com2015-11-03 → 2020-07-05 · 4 obs

● 2015-11-03 18:27:46
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

○MXalt2.aspmx.l.google.com2015-11-03 → 2020-07-05 · 4 obs

● 2015-11-03 18:27:46
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

○MXaspmx.l.google.com2015-11-03 → 2020-07-05 · 4 obs

● 2015-11-03 18:27:46
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

○MXaspmx2.googlemail.com2015-11-03 → 2020-07-05 · 4 obs

● 2015-11-03 18:27:46
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

○MXaspmx3.googlemail.com2015-11-03 → 2020-07-05 · 4 obs

● 2015-11-03 18:27:46
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

○MXaspmx4.googlemail.com2015-11-03 → 2020-07-05 · 4 obs

● 2015-11-03 18:27:46
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

○MXaspmx5.googlemail.com2015-11-03 → 2020-07-05 · 4 obs

● 2015-11-03 18:27:46
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

●MXkhalidscientific-com.mail.protection.outlook.com2026-04-10 → 2026-08-12 · 3 obs

○ 2020-07-05 05:58:40
● 2026-04-10 08:58:04
● 2026-08-12 20:51:00

●A104.21.84.782026-04-10 → 2026-08-12 · 3 obs

○ 2020-07-05 05:58:40
● 2026-04-10 08:58:04
● 2026-08-12 20:51:00

○A109.236.80.1342015-06-18 → 2016-02-07 · 4 obs

● 2015-06-18 09:32:22
● 2016-02-07 13:54:00
○ 2017-01-01 15:10:38
○ 2026-08-12 20:51:00

●A172.67.188.1682026-04-10 → 2026-08-12 · 3 obs

○ 2020-07-05 05:58:40
● 2026-04-10 08:58:04
● 2026-08-12 20:51:00

○A207.182.142.2192017-01-01 → 2020-07-05 · 5 obs

○ 2016-02-07 13:54:00
● 2017-01-01 15:10:38
● 2020-07-05 05:58:40
○ 2026-04-10 08:58:04
○ 2026-08-12 20:51:00

○A2606:4700:3030::ac43:bca82026-04-10 → 2026-06-16 · 5 obs

○ 2020-07-05 05:58:40
● 2026-04-10 08:58:04
● 2026-06-16 14:14:48
○ 2026-06-21 04:35:18
○ 2026-08-12 20:51:00

○A2606:4700:3031::6815:544e2026-04-10 → 2026-06-16 · 5 obs

○ 2020-07-05 05:58:40
● 2026-04-10 08:58:04
● 2026-06-16 14:14:48
○ 2026-06-21 04:35:18
○ 2026-08-12 20:51:00

●A2606:4700:3031::ac43:bca82026-06-21 → 2026-08-12 · 3 obs

○ 2026-06-16 14:14:48
● 2026-06-21 04:35:18
● 2026-08-12 20:51:00

●A2606:4700:3035::6815:544e2026-06-21 → 2026-08-12 · 3 obs

○ 2026-06-16 14:14:48
● 2026-06-21 04:35:18
● 2026-08-12 20:51:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
khalidscientific.com	elma.ns.cloudflare.com, skip.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.154

NS records: elma.ns.cloudflare.com, skip.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for khalidscientific.com (unsigned zone)

⏱️ Timing

Total: 188ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.188.168, 104.21.84.78`
AAAA	2	`2606:4700:3031::ac43:bca8, 2606:4700:3035::6815:544e`
NS	2	`elma.ns.cloudflare.com, skip.ns.cloudflare.com`
MX	1	`khalidscientific-com.mail.protection.out`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elma.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

khalidscientific.com serves as the parent of www.khalidscientific.com.

IP Addresses

khalidscientific.com has four IP addresses: 104.21.84.78, 172.67.188.168, 2606:4700:3031::ac43:bca8 and 2606:4700:3035::6815:544e.

Two other host names, along with clean-energy-ideas.com, emilyjanejohnston.com and www.gocheap.vn, also share IP numbers with khalidscientific.com.

Name Servers

khalidscientific.com has two authoritative name servers — elma.ns.cloudflare.com and skip.ns.cloudflare.com.

khalidscientific.com shares its NS records with other domains, for example ilmzgxpg.info, event4.me, optimilab.com and two others.

khalidscientific.com has at least partial name server overlap with other domains, such as wild-sino-casino.se, star77casino.club, filehost62.sbs and two others.

It is common to find these name servers paired with the name servers sharon.ns.cloudflare.com, leland.ns.cloudflare.com, ken.ns.cloudflare.com and mark.ns.cloudflare.com.

DNS names with 6 IP addresses:

elma.ns.cloudflare.com points to 108.162.192.154, 172.64.32.154, 173.245.58.154 and 3 other IP addresses.

skip.ns.cloudflare.com points to 108.162.193.233, 172.64.33.233, 173.245.59.233 and 3 other IP addresses.

Mail Servers

The sole mail server for khalidscientific.com is khalidscientific-com.mail.protection.outlook.com.

With 8 IP addresses total, khalidscientific-com.mail.protection.outlook.com resolves to 52.101.68.10, 52.101.73.11, 52.101.73.26 and 5 others.

khalidscientific.com - robtex.com