mdcontractor.com - robtex.com

mdcontractor.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:3c72🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:c3e8🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.60.114Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.195.232🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkyrie.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c26🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkyrie.ns.cloudflare.com
A2803:f800:50::6ca2:c326🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkyrie.ns.cloudflare.com
A2a06:98c1:50::ac40:2326🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkyrie.ns.cloudflare.com
A108.162.195.38🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkyrie.ns.cloudflare.com
A162.159.44.38Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkyrie.ns.cloudflare.com
A172.64.35.38🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkyrie.ns.cloudflare.com
NSraina.ns.cloudflare.com
A2606:4700:50::a29f:26f1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraina.ns.cloudflare.com
A2803:f800:50::6ca2:c2f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRraina.ns.cloudflare.com
A2a06:98c1:50::ac40:22f1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRraina.ns.cloudflare.com
A108.162.194.241🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraina.ns.cloudflare.com
A162.159.38.241Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraina.ns.cloudflare.com
A172.64.34.241🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraina.ns.cloudflare.com
MXmail.mdcontractor.com ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.60.114, 172.67.195.232
IPv6 hints2606:4700:3033::6815:3c72, 2606:4700:3036::ac43:c3e8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=223, name=cloudflare-ech.com
SOAkyrie.ns.cloudflare.comdns@cloudflare.com serial=2398306687

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776027247

Same first word

mdcontractor.com

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSkyrie.ns.cloudflare.comraina.ns.cloudflare.comdns1.name-services.comdns2.name-services.comdns3.name-services.comdns4.name-services.comdns5.name-services.comMXmail.mdcontractor.comA104.21.60.114172.67.195.2322606:4700:3033::6815:3c722606:4700:3036::ac43:c3e8107.170.97.47
○NSdns1.name-services.com2015-06-11 → 2018-10-27 · 4 obs
● 2015-06-11 01:38:40
● 2018-10-27 14:48:54
○ 2026-04-07 08:29:22
○ 2026-04-12 21:08:58
○NSdns2.name-services.com2015-06-11 → 2018-10-27 · 4 obs
● 2015-06-11 01:38:40
● 2018-10-27 14:48:54
○ 2026-04-07 08:29:22
○ 2026-04-12 21:08:58
○NSdns3.name-services.com2015-06-11 → 2018-10-27 · 4 obs
● 2015-06-11 01:38:40
● 2018-10-27 14:48:54
○ 2026-04-07 08:29:22
○ 2026-04-12 21:08:58
○NSdns4.name-services.com2015-06-11 → 2018-10-27 · 4 obs
● 2015-06-11 01:38:40
● 2018-10-27 14:48:54
○ 2026-04-07 08:29:22
○ 2026-04-12 21:08:58
○NSdns5.name-services.com2015-06-11 → 2018-10-27 · 4 obs
● 2015-06-11 01:38:40
● 2018-10-27 14:48:54
○ 2026-04-07 08:29:22
○ 2026-04-12 21:08:58
●NSkyrie.ns.cloudflare.com2026-04-07 → 2026-04-12 · 3 obs
○ 2018-10-27 14:48:54
● 2026-04-07 08:29:22
● 2026-04-12 21:08:58
●NSraina.ns.cloudflare.com2026-04-07 → 2026-04-12 · 3 obs
○ 2018-10-27 14:48:54
● 2026-04-07 08:29:22
● 2026-04-12 21:08:58
●MXmail.mdcontractor.com2015-06-11 → 2026-04-12 · 2 obs
● 2015-06-11 01:38:40
● 2026-04-12 21:08:58
●A104.21.60.1142026-04-07 → 2026-04-12 · 3 obs
○ 2018-10-27 14:48:54
● 2026-04-07 08:29:22
● 2026-04-12 21:08:58
○A107.170.97.472015-06-11 → 2018-10-27 · 4 obs
● 2015-06-11 01:38:40
● 2018-10-27 14:48:54
○ 2026-04-07 08:29:22
○ 2026-04-12 21:08:58
●A172.67.195.2322026-04-07 → 2026-04-12 · 3 obs
○ 2018-10-27 14:48:54
● 2026-04-07 08:29:22
● 2026-04-12 21:08:58
●A2606:4700:3033::6815:3c722026-04-07 → 2026-04-12 · 3 obs
○ 2018-10-27 14:48:54
● 2026-04-07 08:29:22
● 2026-04-12 21:08:58
●A2606:4700:3036::ac43:c3e82026-04-07 → 2026-04-12 · 3 obs
○ 2018-10-27 14:48:54
● 2026-04-07 08:29:22
● 2026-04-12 21:08:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
mdcontractor.comraina.ns.cloudflare.com, kyrie.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.241

NS records: raina.ns.cloudflare.com, kyrie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mdcontractor.com (unsigned zone)

⏱️ Timing

Total: 143ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.60.114, 172.67.195.232
AAAA22606:4700:3036::ac43:c3e8, 2606:4700:3033::6815:3c72
NS2kyrie.ns.cloudflare.com, raina.ns.cloudflare.com
MX1mail.mdcontractor.com (pri: 10)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kyrie.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by mdcontractor.com: 2606:4700:3033::6815:3c72, 2606:4700:3036::ac43:c3e8, 104.21.60.114 and 172.67.195.232.

other host names including gogcom.cn, cnt4.millioncounter.com, cialiswalmartrx.com, makebrakepad.com and hosinai.com share IP numbers with mdcontractor.com.

Name Servers

mdcontractor.com is delegated to two name servers kyrie.ns.cloudflare.com and raina.ns.cloudflare.com.

mdcontractor.com shares the same name server setup as other domains, for instance hotelblog.sk, sidingguy.com, indyairporttaxi.net, pitbeef.org and perryhallnorth.com.

mdcontractor.com at least partially shares name servers with other domains, for instance lindalechurchofchrist.com, faktograf.hr, dt05.pages.dev, 7828ck.cc and jzj518.com.

These name servers are commonly used with cora.ns.cloudflare.com, michael.ns.cloudflare.com, sima.ns.cloudflare.com, princess.ns.cloudflare.com and ariadne.ns.cloudflare.com.

Host names with six IP numbers:

Host name kyrie.ns.cloudflare.com points to: 2606:4700:58::a29f:2c26, 2803:f800:50::6ca2:c326, 2a06:98c1:50::ac40:2326, 108.162.195.38, 162.159.44.38 and 172.64.35.38.

Host name raina.ns.cloudflare.com points to: 2606:4700:50::a29f:26f1, 2803:f800:50::6ca2:c2f1, 2a06:98c1:50::ac40:22f1, 108.162.194.241, 162.159.38.241 and 172.64.34.241.

Mail Servers

mdcontractor.com is handled by a single mail server, mail.mdcontractor.com.