🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`sourcemedium.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:85bd^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:e0d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.14.13^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.189^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`drew.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`drew.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`drew.ns.cloudflare.com`
		A	108.162.193.160^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	172.64.33.160^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	173.245.59.160^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
NS	`olga.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c089^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olga.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2089^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olga.ns.cloudflare.com`
		A	108.162.192.137^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	172.64.32.137^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	173.245.58.137^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`facebook-domain-verification=c488lfrt9kkkkno21tchb6nqy3jshw`
TXT	`google-site-verification=-OhGtmdHv_50zBu6WygubEflAD8pNWUb2o-ull8oyrA`
TXT	`google-site-verification=-swldQa1SCwScELGgSDBFyEAt8ihYHsWCovbM6QiKyo`
TXT	`hubspot-developer-verification=MmNkNWFiOWUtOGRiOS00YzNmLWI3YzUtYzU5NmIzNmY4ZDJh`
TXT	`v=MCPv1; k=ed25519; p=SBksaIujjLUa78T2R8/3ekDYY2SrudGhxZgFtIHFOPI=`
TXT	`v=spf1 include:_spf.google.com include:mktomail.com include:spf.mandrillapp.c...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.13, 172.67.133.189
		IPv6 hints	2606:4700:3032::ac43:85bd, 2606:4700:3037::6815:e0d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=93, name=cloudflare-ech.com
SOA	`drew.ns.cloudflare.com`dns@cloudflare.com serial=2415095619

`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=1789721153

Same first word

Similar names

coursemedium.com

mediumcourse.com

coursemedium.shop

Previous names

Next names

DNS History

33 records (11 active, 22 former)

○NSdns1.name-services.com2016-07-09 → 2016-07-09 · 4 obs

○ 2016-02-29 01:25:26
● 2016-07-09 23:05:16
○ 2017-02-18 09:08:04
○ 2026-09-18 09:04:08

○NSdns2.name-services.com2016-07-09 → 2016-07-09 · 4 obs

○ 2016-02-29 01:25:26
● 2016-07-09 23:05:16
○ 2017-02-18 09:08:04
○ 2026-09-18 09:04:08

○NSdns3.name-services.com2016-07-09 → 2016-07-09 · 4 obs

○ 2016-02-29 01:25:26
● 2016-07-09 23:05:16
○ 2017-02-18 09:08:04
○ 2026-09-18 09:04:08

○NSdns4.name-services.com2016-07-09 → 2016-07-09 · 4 obs

○ 2016-02-29 01:25:26
● 2016-07-09 23:05:16
○ 2017-02-18 09:08:04
○ 2026-09-18 09:04:08

○NSdns5.name-services.com2016-07-09 → 2016-07-09 · 4 obs

○ 2016-02-29 01:25:26
● 2016-07-09 23:05:16
○ 2017-02-18 09:08:04
○ 2026-09-18 09:04:08

●NSdrew.ns.cloudflare.com2026-09-08 → 2026-09-18 · 3 obs

○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

○NSivan.ns.cloudflare.com2019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-18 09:08:04
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

○NSlina.ns.cloudflare.com2019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-18 09:08:04
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

○NSns1.mediatemple.net2015-07-22 → 2016-02-29 · 4 obs

● 2015-07-22 03:55:50
● 2016-02-29 01:25:26
○ 2016-07-09 23:05:16
○ 2026-09-18 09:04:08

○NSns2.mediatemple.net2015-07-22 → 2016-02-29 · 4 obs

● 2015-07-22 03:55:50
● 2016-02-29 01:25:26
○ 2016-07-09 23:05:16
○ 2026-09-18 09:04:08

●NSolga.ns.cloudflare.com2026-09-08 → 2026-09-18 · 3 obs

○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

●MXalt1.aspmx.l.google.com2015-07-22 → 2026-09-18 · 6 obs

● 2015-07-22 03:55:50
● 2016-02-29 01:25:26
○ 2016-07-09 23:05:16
○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

●MXalt2.aspmx.l.google.com2015-07-22 → 2026-09-18 · 6 obs

● 2015-07-22 03:55:50
● 2016-02-29 01:25:26
○ 2016-07-09 23:05:16
○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

●MXalt3.aspmx.l.google.com2026-09-08 → 2026-09-18 · 3 obs

○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

●MXalt4.aspmx.l.google.com2026-09-08 → 2026-09-18 · 3 obs

○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

●MXaspmx.l.google.com2015-07-22 → 2026-09-18 · 6 obs

● 2015-07-22 03:55:50
● 2016-02-29 01:25:26
○ 2016-07-09 23:05:16
○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

○MXaspmx2.googlemail.com2015-07-22 → 2016-02-29 · 4 obs

● 2015-07-22 03:55:50
● 2016-02-29 01:25:26
○ 2016-07-09 23:05:16
○ 2026-09-18 09:04:08

○MXaspmx3.googlemail.com2015-07-22 → 2016-02-29 · 4 obs

● 2015-07-22 03:55:50
● 2016-02-29 01:25:26
○ 2016-07-09 23:05:16
○ 2026-09-18 09:04:08

○MXeforward1.registrar-servers.com2019-03-20 → 2019-03-20 · 4 obs

○ 2016-07-09 23:05:16
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

○MXeforward2.registrar-servers.com2019-03-20 → 2019-03-20 · 4 obs

○ 2016-07-09 23:05:16
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

○MXeforward3.registrar-servers.com2019-03-20 → 2019-03-20 · 4 obs

○ 2016-07-09 23:05:16
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

○MXeforward4.registrar-servers.com2019-03-20 → 2019-03-20 · 4 obs

○ 2016-07-09 23:05:16
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

○MXeforward5.registrar-servers.com2019-03-20 → 2019-03-20 · 4 obs

○ 2016-07-09 23:05:16
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

●A104.21.14.132026-09-08 → 2026-09-18 · 3 obs

○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

○A104.31.64.1292019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-18 09:08:04
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

○A104.31.65.1292019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-18 09:08:04
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

●A172.67.133.1892026-09-08 → 2026-09-18 · 3 obs

○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

○A205.186.179.1892015-07-22 → 2016-02-29 · 4 obs

● 2015-07-22 03:55:50
● 2016-02-29 01:25:26
○ 2016-07-09 23:05:16
○ 2026-09-18 09:04:08

○A2606:4700:30::681f:40812019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-18 09:08:04
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

○A2606:4700:30::681f:41812019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-18 09:08:04
● 2019-03-20 22:49:24
○ 2026-09-08 16:19:38
○ 2026-09-18 09:04:08

●A2606:4700:3032::ac43:85bd2026-09-08 → 2026-09-18 · 3 obs

○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

●A2606:4700:3037::6815:e0d2026-09-08 → 2026-09-18 · 3 obs

○ 2019-03-20 22:49:24
● 2026-09-08 16:19:38
● 2026-09-18 09:04:08

○A8.5.1.372016-07-09 → 2016-07-09 · 4 obs

○ 2016-02-29 01:25:26
● 2016-07-09 23:05:16
○ 2017-02-18 09:08:04
○ 2026-09-18 09:04:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...	-
sourcemedium.com	olga.ns.cloudflare.com, drew.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.160

NS records: olga.ns.cloudflare.com, drew.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sourcemedium.com (unsigned zone)

⏱️ Timing

Total: 701ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.14.13, 172.67.133.189`
AAAA	2	`2606:4700:3032::ac43:85bd, 2606:4700:3037::6815:e0d`
NS	2	`drew.ns.cloudflare.com, olga.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	6	`facebook-domain-verification=c488lfrt9kk, google-site-verification=-OhGtmdHv_50zBu...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`drew.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sourcemedium.com directs to four IP numbers, which are 104.21.14.13, 172.67.133.189, 2606:4700:3032::ac43:85bd and 2606:4700:3037::6815:e0d.

Additional host names — hncmad.com, lightpictures.com.au, indigotoken.org and two others — share IP numbers with sourcemedium.com.

Name Servers

sourcemedium.com is delegated to two name servers: drew.ns.cloudflare.com and olga.ns.cloudflare.com.

sourcemedium.com shares its name server setup with other domains, including baikaclub.com.ar, aleena.app, 273642.xyz and two others.

The name servers of sourcemedium.com overlap at least partially with those of other domains — among them okok90.cc, promisesourcing.com, primepropertykenya.com and two more.

The name servers mariah.ns.cloudflare.com, angela.ns.cloudflare.com and kiki.ns.cloudflare.com are commonly seen alongside these name servers.

Host names with 6 IP numbers:

drew.ns.cloudflare.com resolves to 108.162.193.160, 172.64.33.160, 173.245.59.160 and 3 other IP addresses.

olga.ns.cloudflare.com resolves to 108.162.192.137, 172.64.32.137, 173.245.58.137 and 3 other IP addresses.

Mail Servers

Five mail servers handle sourcemedium.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

sourcemedium.com shares mail servers — at least in part — with other domains, including indepthglobal.ai, jevs.dk, readyset4aba.com and two others.

These mail servers are frequently paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 142.251.16.27 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com points to 192.178.234.26 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com points to 172.253.157.27 and 2a00:1450:400c:c23::1a.