`1800md.com`

DNSSEC	⚠️ Not signed
A	3.91.230.193^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-91-230-193.compute-1.amazonaws.com`
NS	`david.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b98^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c198^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`david.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2198^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`david.ns.cloudflare.com`
		A	108.162.193.152^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	172.64.33.152^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	173.245.59.152^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
NS	`erin.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a71^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c071^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`erin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2071^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`erin.ns.cloudflare.com`
		A	108.162.192.113^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	172.64.32.113^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	173.245.58.113^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.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}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
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}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`0ed1fe018a519ab2e501ec4245b23a2f228ab03e4e`
TXT	`MS=ms17813075`
TXT	`MS=ms89226107`
TXT	`ZOOM_verify_QwAhkQdHbCAO8brUmZyUTN`
TXT	`adobe-idp-site-verification=66ec9be33d61e89f952f43e3dd85cefe14ac21f79c420a86e...`
TXT	`knowbe4-site-verification=556f66144fed549a13caa026bdde6646`
TXT	`smartsheet-site-validation=D5rApfrVPzKRr6Bie0Gqe2yEk1hRmmZN`
TXT	`smartsheet-site-validation=axISXsqg_uWQH6xLt38Ji-Bnzsasds8f`
TXT	`v=spf1 include:spf.protection.outlook.com include:us._netblocks.mimecast.com ...`
SOA	`david.ns.cloudflare.com`dns@cloudflare.com serial=2406701091

`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=1784527147

Same first word

1800md.com

1800md.info

DNS History

15 records (5 active, 10 former)

●NSdavid.ns.cloudflare.com2026-07-11 → 2026-07-20 · 3 obs

○ 2017-12-08 22:46:56
● 2026-07-11 05:18:48
● 2026-07-20 06:01:48

●NSerin.ns.cloudflare.com2026-07-11 → 2026-07-20 · 3 obs

○ 2017-12-08 22:46:56
● 2026-07-11 05:18:48
● 2026-07-20 06:01:48

○NSns55.domaincontrol.com2015-08-12 → 2017-12-08 · 4 obs

● 2015-08-12 04:55:52
● 2017-12-08 22:46:56
○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

○NSns56.domaincontrol.com2015-08-12 → 2017-12-08 · 4 obs

● 2015-08-12 04:55:52
● 2017-12-08 22:46:56
○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

○NSpdns01.domaincontrol.com2026-07-11 → 2026-07-20 · 2 obs

○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

○NSpdns02.domaincontrol.com2026-07-11 → 2026-07-20 · 2 obs

○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

○MX1800md-com.mail.eo.outlook.com2015-08-12 → 2017-12-08 · 4 obs

● 2015-08-12 04:55:52
● 2017-12-08 22:46:56
○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

○MXamericanhousecallphysicians.com2015-08-12 → 2017-12-08 · 4 obs

● 2015-08-12 04:55:52
● 2017-12-08 22:46:56
○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

○MXmail.americanhousecallphysicians.com2015-08-12 → 2017-12-08 · 4 obs

● 2015-08-12 04:55:52
● 2017-12-08 22:46:56
○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

○MXmail.global.frontbridge.com2015-08-12 → 2017-12-08 · 4 obs

● 2015-08-12 04:55:52
● 2017-12-08 22:46:56
○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

●MXus-smtp-inbound-1.mimecast.com2026-07-11 → 2026-07-20 · 3 obs

○ 2017-12-08 22:46:56
● 2026-07-11 05:18:48
● 2026-07-20 06:01:48

●MXus-smtp-inbound-2.mimecast.com2026-07-11 → 2026-07-20 · 3 obs

○ 2017-12-08 22:46:56
● 2026-07-11 05:18:48
● 2026-07-20 06:01:48

●A3.91.230.1932026-07-11 → 2026-07-20 · 3 obs

○ 2017-12-08 22:46:56
● 2026-07-11 05:18:48
● 2026-07-20 06:01:48

○A54.84.112.2462017-12-08 → 2017-12-08 · 4 obs

○ 2016-12-08 00:53:30
● 2017-12-08 22:46:56
○ 2026-07-11 05:18:48
○ 2026-07-20 06:01:48

○A54.90.241.1352015-08-12 → 2016-12-08 · 4 obs

● 2015-08-12 04:55:52
● 2016-12-08 00:53:30
○ 2017-12-08 22:46:56
○ 2026-07-20 06:01:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
1800md.com	erin.ns.cloudflare.com, david.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.152

NS records: erin.ns.cloudflare.com, david.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1800md.com (unsigned zone)

⏱️ Timing

Total: 159ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.91.230.193`
NS	2	`david.ns.cloudflare.com, erin.ns.cloudflare.com`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	9	`0ed1fe018a519ab2e501ec4245b23a2f228ab03e, MS=ms17813075...`
SOA	1	`david.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

1800md.com points to a single IP number: 3.91.230.193.

Name Servers

DNS delegation for 1800md.com points to two name servers: david.ns.cloudflare.com and erin.ns.cloudflare.com.

1800md.com shares its name server setup with other domains, including cbpconnect.com, eehall.com, nus1.com and two others.

1800md.com partially shares its NS delegation with several other domains, including bitsofgreen.com, squarebytes.com, tejeujycrht.club and two others.

The name servers ivan.ns.cloudflare.com, lex.ns.cloudflare.com, jade.ns.cloudflare.com and arya.ns.cloudflare.com are often found in use alongside these name servers.

Host names with 6 IP numbers:

david.ns.cloudflare.com has IP addresses 108.162.193.152, 172.64.33.152 and 173.245.59.152, plus 3 other.

erin.ns.cloudflare.com has IP addresses 108.162.192.113, 172.64.32.113 and 173.245.58.113, plus 3 other.

Mail Servers

1800md.com has two mail servers: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

1800md.com shares the same mail server setup as other domains, including shoretrips.com, americanstrip.com, togetherattaza.com and two others.

1800md.com shares mail servers — at least in part — with other domains, including woodwardfinancial.com, virginiaoralimplantsurgery.com, icelandic-provisions.com and two others.

Host names with 6 IP numbers:

us-smtp-inbound-1.mimecast.com has IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, plus 3 other.

us-smtp-inbound-2.mimecast.com has IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, plus 3 other.

Host names pointing to 170.10.128.141 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.128.221 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.128.242 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.132.141 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.132.221 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Host names pointing to 170.10.132.242 IP addresses: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.