quadrunner.com - dns.ninja

`quadrunner.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:bd1e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:3929^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.41^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.30^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`betty.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`betty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`betty.ns.cloudflare.com`
		A	108.162.192.75^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	172.64.32.75^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	173.245.58.75^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
NS	`rodney.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodney.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rodney.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rodney.ns.cloudflare.com`
		A	108.162.193.228^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodney.ns.cloudflare.com`
		A	172.64.33.228^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodney.ns.cloudflare.com`
		A	173.245.59.228^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodney.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 ip4:175.36.1.9 ip4:75.36.1.10 include:spf.messagingengine.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.41, 172.67.189.30
		IPv6 hints	2606:4700:3031::ac43:bd1e, 2606:4700:3034::6815:3929
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=68, name=cloudflare-ech.com
SOA	`betty.ns.cloudflare.com`dns@cloudflare.com serial=2409583830

`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=1785938199

WOT: UNKNOWN (60/100)

Subdomains

postal.quadrunner.com

www.quadrunner.com

Same first word

quadrunner.net

quadrunner.com

quadrunner.de

DNS History

19 records (8 active, 11 former)

●NSbetty.ns.cloudflare.com2026-06-09 → 2026-08-05 · 3 obs

○ 2017-04-04 04:27:40
● 2026-06-09 06:55:22
● 2026-08-05 14:04:28

○NSns1.pentics.net2015-07-20 → 2017-04-04 · 4 obs

● 2015-07-20 09:17:46
● 2017-04-04 04:27:40
○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

○NSns2.pentics.net2015-07-20 → 2017-04-04 · 4 obs

● 2015-07-20 09:17:46
● 2017-04-04 04:27:40
○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

○NSns3.pentics.net2015-07-20 → 2017-04-04 · 4 obs

● 2015-07-20 09:17:46
● 2017-04-04 04:27:40
○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

●NSrodney.ns.cloudflare.com2026-06-09 → 2026-08-05 · 3 obs

○ 2017-04-04 04:27:40
● 2026-06-09 06:55:22
● 2026-08-05 14:04:28

●MXin1-smtp.messagingengine.com2026-06-09 → 2026-08-05 · 3 obs

○ 2017-04-04 04:27:40
● 2026-06-09 06:55:22
● 2026-08-05 14:04:28

●MXin2-smtp.messagingengine.com2026-06-09 → 2026-08-05 · 3 obs

○ 2017-04-04 04:27:40
● 2026-06-09 06:55:22
● 2026-08-05 14:04:28

○MXpostal.quadrunner.com2015-07-20 → 2017-04-04 · 4 obs

● 2015-07-20 09:17:46
● 2017-04-04 04:27:40
○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

●A104.21.57.412026-06-09 → 2026-08-05 · 3 obs

○ 2017-04-04 04:27:40
● 2026-06-09 06:55:22
● 2026-08-05 14:04:28

●A172.67.189.302026-06-09 → 2026-08-05 · 3 obs

○ 2017-04-04 04:27:40
● 2026-06-09 06:55:22
● 2026-08-05 14:04:28

○A173.167.98.372015-07-20 → 2017-04-04 · 4 obs

● 2015-07-20 09:17:46
● 2017-04-04 04:27:40
○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

○A188.114.96.02026-06-09 → 2026-08-05 · 2 obs

○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

○A188.114.97.02026-06-09 → 2026-08-05 · 2 obs

○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

○A2606:4700:3030::ac43:bd1e2026-06-09 → 2026-06-13 · 5 obs

○ 2017-04-04 04:27:40
● 2026-06-09 06:55:22
● 2026-06-13 14:57:38
○ 2026-08-02 06:08:38
○ 2026-08-05 14:04:28

●A2606:4700:3031::ac43:bd1e2026-08-02 → 2026-08-05 · 3 obs

○ 2026-06-13 14:57:38
● 2026-08-02 06:08:38
● 2026-08-05 14:04:28

●A2606:4700:3034::6815:39292026-08-02 → 2026-08-05 · 3 obs

○ 2026-06-13 14:57:38
● 2026-08-02 06:08:38
● 2026-08-05 14:04:28

○A2606:4700:3036::6815:39292026-06-09 → 2026-06-13 · 5 obs

○ 2017-04-04 04:27:40
● 2026-06-09 06:55:22
● 2026-06-13 14:57:38
○ 2026-08-02 06:08:38
○ 2026-08-05 14:04:28

○A2a06:98c1:3120::2026-06-09 → 2026-08-05 · 2 obs

○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

○A2a06:98c1:3121::2026-06-09 → 2026-08-05 · 2 obs

○ 2026-06-09 06:55:22
○ 2026-08-05 14:04:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
quadrunner.com	betty.ns.cloudflare.com, rodney.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.75

NS records: betty.ns.cloudflare.com, rodney.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 220ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.57.41, 172.67.189.30`
AAAA	2	`2606:4700:3031::ac43:bd1e, 2606:4700:3034::6815:3929`
NS	2	`betty.ns.cloudflare.com, rodney.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 ip4:175.36.1.9 ip4:75.36.1.10 inc`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`betty.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent domain of postal.quadrunner.com and www.quadrunner.com is quadrunner.com.

IP Addresses

quadrunner.com resolves to four IP addresses: 104.21.57.41, 172.67.189.30, 2606:4700:3031::ac43:bd1e and 2606:4700:3034::6815:3929.

Among the host names that share IP numbers with quadrunner.com are quiwww01.mundivia.es, smtp.mundivia.es, quiwww05.mundivia.es and two others.

Name Servers

Two name servers handle the delegation for quadrunner.com: betty.ns.cloudflare.com and rodney.ns.cloudflare.com.

quadrunner.com has the same name server delegation as a number of other domains, such as gtmstreamline.com, oddsen.org, bluesakanablackhawk.com and two more.

quadrunner.com shares at least some of its name servers with other domains, including virginiausssa.com, tasmanianexpeditions.com.au, sugarloafsticker.ski and two others.

These name servers are routinely co-deployed with the name servers piotr.ns.cloudflare.com, chad.ns.cloudflare.com, kinsley.ns.cloudflare.com and two others.

Host names resolving to 6 IP numbers:

betty.ns.cloudflare.com resolves to 108.162.192.75, 172.64.32.75 and 173.245.58.75 among others, with 3 other IP addresses in total.

rodney.ns.cloudflare.com resolves to 108.162.193.228, 172.64.33.228 and 173.245.59.228 among others, with 3 other IP addresses in total.

Mail Servers

The MX records for quadrunner.com point to two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

quadrunner.com has the same mail server arrangement as a number of other domains, for example moshermail.com, usaebox.com, imeic.cn and two more.

quadrunner.com shares at least some of its mail servers with other domains, such as oilguardmonitoring.com and markuskoskinen.com.

Host names resolving to 8 IP numbers:

in1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217 and 103.168.172.218 among others, with 5 other IP addresses in total.

Hosts pointing to four IP addresses:

in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.