rd-sec.com - dns.ninja

`rd-sec.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:2895^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:990e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.149^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.14^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`maria.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ac0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maria.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maria.ns.cloudflare.com`
		A	108.162.192.192^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	172.64.32.192^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	173.245.58.192^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
NS	`matt.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c183^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`matt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2183^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`matt.ns.cloudflare.com`
		A	108.162.193.131^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	172.64.33.131^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	173.245.59.131^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
TXT	`0ed1fe018a67fc0eabe0f3462683743bc15ab32d70`
TXT	`v=spf1 include:us._netblocks.mimecast.com ~all`
TXT	`v=verifydomain MS=3627925`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.149, 172.67.153.14
		IPv6 hints	2606:4700:3035::6815:2895, 2606:4700:3037::ac43:990e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=58, name=cloudflare-ech.com
SOA	`maria.ns.cloudflare.com`dns@cloudflare.com serial=2406089774

`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=1784813827

Same first word

rd-sec.com

Similar names

dc-res.com

der-cs.com

dr-sec.com

cs-der.ru

cesd-r.com

res-dc.com

sre-dc.com

e-srdc.com

cse-rd.com

dr-sec.blogspot.com

DNS History

12 records (8 active, 4 former)

○NSf1g1ns1.dnspod.net2020-03-07 → 2020-03-07 · 3 obs

● 2020-03-07 03:44:42
○ 2026-02-15 20:37:08
○ 2026-07-23 13:40:12

○NSf1g1ns2.dnspod.net2020-03-07 → 2020-03-07 · 3 obs

● 2020-03-07 03:44:42
○ 2026-02-15 20:37:08
○ 2026-07-23 13:40:12

●NSmaria.ns.cloudflare.com2026-02-15 → 2026-07-23 · 3 obs

○ 2020-03-07 03:44:42
● 2026-02-15 20:37:08
● 2026-07-23 13:40:12

●NSmatt.ns.cloudflare.com2026-02-15 → 2026-07-23 · 3 obs

○ 2020-03-07 03:44:42
● 2026-02-15 20:37:08
● 2026-07-23 13:40:12

●MXus-smtp-inbound-1.mimecast.com2026-02-15 → 2026-07-23 · 2 obs

● 2026-02-15 20:37:08
● 2026-07-23 13:40:12

●MXus-smtp-inbound-2.mimecast.com2026-02-15 → 2026-07-23 · 2 obs

● 2026-02-15 20:37:08
● 2026-07-23 13:40:12

●A104.21.40.1492026-02-15 → 2026-07-23 · 2 obs

● 2026-02-15 20:37:08
● 2026-07-23 13:40:12

●A172.67.153.142026-02-15 → 2026-07-23 · 2 obs

● 2026-02-15 20:37:08
● 2026-07-23 13:40:12

○A2606:4700:3030::ac43:990e2026-02-15 → 2026-06-15 · 4 obs

● 2026-02-15 20:37:08
● 2026-06-15 20:24:22
○ 2026-06-19 18:52:18
○ 2026-07-23 13:40:12

○A2606:4700:3032::6815:28952026-02-15 → 2026-06-15 · 4 obs

● 2026-02-15 20:37:08
● 2026-06-15 20:24:22
○ 2026-06-19 18:52:18
○ 2026-07-23 13:40:12

●A2606:4700:3035::6815:28952026-06-19 → 2026-07-23 · 3 obs

○ 2026-06-15 20:24:22
● 2026-06-19 18:52:18
● 2026-07-23 13:40:12

●A2606:4700:3037::ac43:990e2026-06-19 → 2026-07-23 · 3 obs

○ 2026-06-15 20:24:22
● 2026-06-19 18:52:18
● 2026-07-23 13:40:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net...	-
rd-sec.com	matt.ns.cloudflare.com, maria.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.192

NS records: matt.ns.cloudflare.com, maria.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rd-sec.com (unsigned zone)

⏱️ Timing

Total: 164ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.153.14, 104.21.40.149`
AAAA	2	`2606:4700:3035::6815:2895, 2606:4700:3037::ac43:990e`
NS	2	`maria.ns.cloudflare.com, matt.ns.cloudflare.com`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	3	`0ed1fe018a67fc0eabe0f3462683743bc15ab32d, v=spf1 include:us._netblocks.mimecast.co...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`maria.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rd-sec.com resolves to four IP addresses: 104.21.40.149, 172.67.153.14, 2606:4700:3035::6815:2895 and 2606:4700:3037::ac43:990e.

Among the host names that share IP numbers with rd-sec.com are goticket.no, digitaltmuseum.no, luglireocc.pro and two others.

Name Servers

rd-sec.com uses two name servers for its delegation: maria.ns.cloudflare.com and matt.ns.cloudflare.com.

rd-sec.com has the same name server delegation as a number of other domains, such as railpartnershipawards.com, rdfamily.com, webandappstudio.ch and two more.

rd-sec.com has at least partial name server overlap with other domains, such as bobfilm.org, jpreynolds.us, eurocopafutbol.com and two others.

It is common to see these name servers used together with name servers camilo.ns.cloudflare.com and bart.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname maria.ns.cloudflare.com directs to 108.162.192.192, 172.64.32.192 and 173.245.58.192 along with 3 other IP addresses.

Hostname matt.ns.cloudflare.com directs to 108.162.193.131, 172.64.33.131 and 173.245.59.131 along with 3 other IP addresses.

Mail Servers

The MX records for rd-sec.com point to two mail servers: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

rd-sec.com has the same mail server arrangement as a number of other domains, for example cocortho.com, bradentoninsurance.com, tss.sbasite.com and two more.

rd-sec.com shares at least some of its mail servers with other domains — for example mlcholdings.net, wilsonalbers.com, fortknoxfcu.net and two more.

Host names resolving to 6 IP numbers:

Hostname us-smtp-inbound-1.mimecast.com directs to 170.10.128.141, 170.10.128.221 and 170.10.128.242 along with 3 other IP addresses.

Hostname us-smtp-inbound-2.mimecast.com directs to 170.10.128.141, 170.10.128.221 and 170.10.128.242 along with 3 other IP addresses.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.141 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.221 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.242 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.141 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.221 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.242 IP addresses each.