`emac-edu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5243^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:c573^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.82.67^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.115^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`apollo.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b42^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`apollo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c142^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`apollo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2142^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`apollo.ns.cloudflare.com`
		A	108.162.193.66^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`apollo.ns.cloudflare.com`
		A	172.64.33.66^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`apollo.ns.cloudflare.com`
		A	173.245.59.66^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`apollo.ns.cloudflare.com`
NS	`katja.ns.cloudflare.com`
		A	2606:4700:50::a29f:2635^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c235^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`katja.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2235^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`katja.ns.cloudflare.com`
		A	108.162.194.53^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	162.159.38.53^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	172.64.34.53^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
MX	`mx1.cleanmx.pt` ⭐
		A	94.46.16.235^{🇪🇸 ALMOUROLTEC94.46.16.0/22}
			PTR	`filter5.cleanmx.pt`
		A	109.71.47.60^{🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA}
			PTR	`filter12.cleanmx.pt`
		A	109.71.47.152^{🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA}
			PTR	`filter1.cleanmx.pt`
		A	109.71.47.160^{🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA}
			PTR	`filter7.cleanmx.pt`
		A	130.185.80.60^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`filter10.cleanmx.pt`
		A	130.185.80.110^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`filter11.cleanmx.pt`
		A	130.185.80.200^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`filter2.cleanmx.pt`
		A	130.185.80.210^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`filter3.cleanmx.pt`
MX	`mx2.cleanmx.pt`⁽²⁰⁾
		A	94.46.16.236^{🇪🇸 ALMOUROLTEC94.46.16.0/22}
			PTR	`filter5-out1.cleanmx.pt`
		A	109.71.47.61^{🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA}
			PTR	`filter12-out1.cleanmx.pt`
		A	109.71.47.153^{🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA}
			PTR	`filter1-out1.cleanmx.pt`
		A	109.71.47.161^{🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA}
			PTR	`filter7-out1.cleanmx.pt`
		A	130.185.80.60^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`filter10.cleanmx.pt`
		A	130.185.80.111^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`filter11-out1.cleanmx.pt`
		A	130.185.80.201^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`filter2-out1.cleanmx.pt`
		A	130.185.80.211^{🇵🇹 ALMOUROLTEC130.185.80.0/21 PT-ALMOUROLTEC}
			PTR	`filter3-out1.cleanmx.pt`
TXT	`v=spf1 +a +mx +ip4:5.253.183.11 include:_spf.cleanmx.pt +ip4:5.253.183.17 +ip...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.82.67, 172.67.197.115
		IPv6	2606:4700:3030::6815:5243, 2606:4700:3036::ac43:c573
SOA	`apollo.ns.cloudflare.com`dns@cloudflare.com serial=2398344702

`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

WOT: SAFE (64/100)

Subdomains

mail.emac-edu.com

Same first word

emac-edu.com

Similar names

e-acumed.com

DNS History

15 records (8 active, 7 former)

●NSapollo.ns.cloudflare.com2026-03-01 → 2026-03-21 · 3 obs

○ 2017-08-30 21:14:22
● 2026-03-01 05:35:18
● 2026-03-21 09:11:26

●NSkatja.ns.cloudflare.com2026-03-01 → 2026-03-21 · 3 obs

○ 2017-08-30 21:14:22
● 2026-03-01 05:35:18
● 2026-03-21 09:11:26

○NSsdns2.ovh.net2015-04-30 → 2017-08-30 · 4 obs

● 2015-04-30 10:02:50
● 2017-08-30 21:14:22
○ 2026-03-01 05:35:18
○ 2026-03-21 09:11:26

○NSvps31298.ovh.net2015-04-30 → 2017-01-05 · 4 obs

● 2015-04-30 10:02:50
● 2017-01-05 00:54:48
○ 2017-07-15 12:19:14
○ 2026-03-21 09:11:26

○NSvps387077.ovh.net2017-07-15 → 2017-08-30 · 5 obs

○ 2017-01-05 00:54:48
● 2017-07-15 12:19:14
● 2017-08-30 21:14:22
○ 2026-03-01 05:35:18
○ 2026-03-21 09:11:26

○MXmail.emac-edu.com2015-04-30 → 2017-08-30 · 4 obs

● 2015-04-30 10:02:50
● 2017-08-30 21:14:22
○ 2026-03-01 05:35:18
○ 2026-03-21 09:11:26

●MXmx1.cleanmx.pt2026-03-01 → 2026-03-21 · 3 obs

○ 2017-08-30 21:14:22
● 2026-03-01 05:35:18
● 2026-03-21 09:11:26

●MXmx2.cleanmx.pt2026-03-01 → 2026-03-21 · 3 obs

○ 2017-08-30 21:14:22
● 2026-03-01 05:35:18
● 2026-03-21 09:11:26

●A104.21.82.672026-03-01 → 2026-03-21 · 3 obs

○ 2017-08-30 21:14:22
● 2026-03-01 05:35:18
● 2026-03-21 09:11:26

●A172.67.197.1152026-03-01 → 2026-03-21 · 3 obs

○ 2017-08-30 21:14:22
● 2026-03-01 05:35:18
● 2026-03-21 09:11:26

●A2606:4700:3030::6815:52432026-03-01 → 2026-03-21 · 3 obs

○ 2017-08-30 21:14:22
● 2026-03-01 05:35:18
● 2026-03-21 09:11:26

●A2606:4700:3036::ac43:c5732026-03-01 → 2026-03-21 · 3 obs

○ 2017-08-30 21:14:22
● 2026-03-01 05:35:18
● 2026-03-21 09:11:26

○A37.187.230.282015-10-23 → 2016-03-25 · 5 obs

○ 2015-04-30 10:02:50
● 2015-10-23 18:45:30
● 2016-03-25 01:56:06
○ 2017-01-05 00:54:48
○ 2026-03-21 09:11:26

○A37.187.62.2442015-04-30 → 2017-01-05 · 6 obs

● 2015-04-30 10:02:50
○ 2015-10-23 18:45:30
○ 2016-03-25 01:56:06
● 2017-01-05 00:54:48
○ 2017-07-15 12:19:14
○ 2026-03-21 09:11:26

○A92.222.77.1192017-07-15 → 2017-08-30 · 5 obs

○ 2017-01-05 00:54:48
● 2017-07-15 12:19:14
● 2017-08-30 21:14:22
○ 2026-03-01 05:35:18
○ 2026-03-21 09:11:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
emac-edu.com	apollo.ns.cloudflare.com, katja.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.66

NS records: apollo.ns.cloudflare.com, katja.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for emac-edu.com (unsigned zone)

⏱️ Timing

Total: 276ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.82.67, 172.67.197.115`
AAAA	2	`2606:4700:3036::ac43:c573, 2606:4700:3030::6815:5243`
NS	2	`apollo.ns.cloudflare.com, katja.ns.cloudflare.com`
MX	2	`mx1.cleanmx.pt (pri: 10), mx2.cleanmx.pt (pri: 20)`
TXT	1	`v=spf1 +a +mx +ip4:5.253.183.11 include:`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`apollo.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

emac-edu.com is the parent of mail.emac-edu.com.

IP Addresses

emac-edu.com points to four IP numbers: 2606:4700:3030::6815:5243, 2606:4700:3036::ac43:c573, 104.21.82.67 and 172.67.197.115.

For instance, other host names dlld.link, camsvirt.ru, tomoyou.com, commonbeauty.net and www.htdixisbyvulc.store share IP numbers with emac-edu.com.

Name Servers

emac-edu.com is delegated to two name servers: apollo.ns.cloudflare.com and katja.ns.cloudflare.com.

emac-edu.com uses the same name server setup as other domains such as theinventors.io, imobilizacaoortopedica.org.br, xliving.co, brandkeydigital.pt and intess.pt.

emac-edu.com shares name servers with other domains at least partially, for example keybridgemed.com, axisadjusters.com, bichosolto.me, sihirmaju.live and toozoo.xyz.

These name servers are commonly used with crystal.ns.cloudflare.com.

Host names with six IP numbers: host name apollo.ns.cloudflare.com points to: 2606:4700:58::adf5:3b42, 2803:f800:50::6ca2:c142, 2a06:98c1:50::ac40:2142, 108.162.193.66, 172.64.33.66 and 173.245.59.66; host name katja.ns.cloudflare.com points to: 2606:4700:50::a29f:2635, 2803:f800:50::6ca2:c235, 2a06:98c1:50::ac40:2235, 108.162.194.53, 162.159.38.53 and 172.64.34.53.

Mail Servers

Two mail servers mx1.cleanmx.pt and mx2.cleanmx.pt handle emac-edu.com.

emac-edu.com shares the same mail server setup as other domains, for instance gestimafra.pt, salak.pt, googet.eu, acelabomi.co.pt and milcotsvideowall.com.

emac-edu.com shares some mail servers with other domains, at least partially; examples include zoomdoit.pt, mguido.com and lightenjin.pt.

Host names with eight IP numbers:

mx1.cleanmx.pt points to: 94.46.16.235, 109.71.47.60, 109.71.47.152, 109.71.47.160, 130.185.80.60, 130.185.80.110, 130.185.80.200 and 130.185.80.210.

mx2.cleanmx.pt points to: 94.46.16.236, 109.71.47.61, 109.71.47.153, 109.71.47.161, 130.185.80.60, 130.185.80.111, 130.185.80.201 and 130.185.80.211.

Hosts pointing to 130.185.80.60: mx1.cleanmx.pt and mx2.cleanmx.pt.

emac-edu.com - robtex.com

emac-edu.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`emac-edu.com`

`com`