corerunning.com - dns.ninja

`corerunning.com`

DNSSEC	⚠️ Not signed
A	35.212.99.34^{🇺🇸 Google35.212.0.0/17}
		PTR	`34.99.212.35.bc.googleusercontent.com`
NS	`ns1.siteground.net` ⭐
		A	75.2.77.104^{🇺🇸 Amazon75.2.64.0/20}
			PTR	`ac4b097dbd0dd6307.awsglobalaccelerator.com`
NS	`ns2.siteground.net`
		A	99.83.229.113^{🇺🇸 Amazon99.83.224.0/20}
			PTR	`ac4b097dbd0dd6307.awsglobalaccelerator.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
MX	`aspmx.l.google.com`⁽³⁰⁾
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽³⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽⁴⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽⁴⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.protonmail.ch +ip4:35.212.100.130 include:_spf.google.com...`
TXT	`protonmail-verification=57eef6eaa453f051649a860499d638685b58d163`
SOA	`ns1.siteground.net`admins@siteground.com serial=149

`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=1786439269

Same first word

corerunning.com

Similar names

runningcore.de

DNS History

26 records (10 active, 16 former)

○NSns-1346.awsdns-40.org2016-11-20 → 2017-11-05 · 5 obs

○ 2016-04-10 00:50:26
● 2016-11-20 17:44:02
● 2017-11-05 05:32:38
○ 2026-02-26 03:07:06
○ 2026-08-11 09:23:38

○NSns-1550.awsdns-01.co.uk2016-11-20 → 2017-11-05 · 5 obs

○ 2016-04-10 00:50:26
● 2016-11-20 17:44:02
● 2017-11-05 05:32:38
○ 2026-02-26 03:07:06
○ 2026-08-11 09:23:38

○NSns-183.awsdns-22.com2016-11-20 → 2017-11-05 · 5 obs

○ 2016-04-10 00:50:26
● 2016-11-20 17:44:02
● 2017-11-05 05:32:38
○ 2026-02-26 03:07:06
○ 2026-08-11 09:23:38

○NSns-910.awsdns-49.net2016-11-20 → 2017-11-05 · 5 obs

○ 2016-04-10 00:50:26
● 2016-11-20 17:44:02
● 2017-11-05 05:32:38
○ 2026-02-26 03:07:06
○ 2026-08-11 09:23:38

○NSns09.domaincontrol.com2015-08-10 → 2016-04-10 · 4 obs

● 2015-08-10 21:34:00
● 2016-04-10 00:50:26
○ 2016-11-20 17:44:02
○ 2026-08-11 09:23:38

●NSns1.siteground.net2026-02-26 → 2026-08-11 · 3 obs

○ 2017-11-05 05:32:38
● 2026-02-26 03:07:06
● 2026-08-11 09:23:38

○NSns10.domaincontrol.com2015-08-10 → 2016-04-10 · 4 obs

● 2015-08-10 21:34:00
● 2016-04-10 00:50:26
○ 2016-11-20 17:44:02
○ 2026-08-11 09:23:38

●NSns2.siteground.net2026-02-26 → 2026-08-11 · 3 obs

○ 2017-11-05 05:32:38
● 2026-02-26 03:07:06
● 2026-08-11 09:23:38

●MXalt1.aspmx.l.google.com2016-04-10 → 2026-08-11 · 3 obs

○ 2015-12-15 16:54:56
● 2016-04-10 00:50:26
● 2026-08-11 09:23:38

●MXalt2.aspmx.l.google.com2016-04-10 → 2026-08-11 · 3 obs

○ 2015-12-15 16:54:56
● 2016-04-10 00:50:26
● 2026-08-11 09:23:38

●MXalt3.aspmx.l.google.com2016-11-20 → 2026-08-11 · 3 obs

○ 2016-04-10 00:50:26
● 2016-11-20 17:44:02
● 2026-08-11 09:23:38

●MXalt4.aspmx.l.google.com2016-11-20 → 2026-08-11 · 3 obs

○ 2016-04-10 00:50:26
● 2016-11-20 17:44:02
● 2026-08-11 09:23:38

●MXaspmx.l.google.com2016-04-10 → 2026-08-11 · 3 obs

○ 2015-12-15 16:54:56
● 2016-04-10 00:50:26
● 2026-08-11 09:23:38

○MXaspmx2.googlemail.com2016-04-10 → 2016-04-10 · 4 obs

○ 2015-12-15 16:54:56
● 2016-04-10 00:50:26
○ 2016-11-20 17:44:02
○ 2026-08-11 09:23:38

○MXaspmx3.googlemail.com2016-04-10 → 2016-04-10 · 4 obs

○ 2015-12-15 16:54:56
● 2016-04-10 00:50:26
○ 2016-11-20 17:44:02
○ 2026-08-11 09:23:38

●MXmail.protonmail.ch2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-20 17:44:02
● 2026-02-26 03:07:06
● 2026-08-11 09:23:38

●MXmailsec.protonmail.ch2026-02-26 → 2026-08-11 · 3 obs

○ 2016-11-20 17:44:02
● 2026-02-26 03:07:06
● 2026-08-11 09:23:38

○MXmailstore1.secureserver.net2015-08-10 → 2015-12-15 · 4 obs

● 2015-08-10 21:34:00
● 2015-12-15 16:54:56
○ 2016-04-10 00:50:26
○ 2026-08-11 09:23:38

○MXsmtp.secureserver.net2015-08-10 → 2015-12-15 · 4 obs

● 2015-08-10 21:34:00
● 2015-12-15 16:54:56
○ 2016-04-10 00:50:26
○ 2026-08-11 09:23:38

○A151.236.220.2412017-11-05 → 2017-11-05 · 4 obs

○ 2016-11-20 17:44:02
● 2017-11-05 05:32:38
○ 2026-02-26 03:07:06
○ 2026-08-11 09:23:38

○A172.104.123.1252017-11-05 → 2017-11-05 · 4 obs

○ 2016-11-20 17:44:02
● 2017-11-05 05:32:38
○ 2026-02-26 03:07:06
○ 2026-08-11 09:23:38

○A173.255.231.1182017-11-05 → 2017-11-05 · 4 obs

○ 2016-11-20 17:44:02
● 2017-11-05 05:32:38
○ 2026-02-26 03:07:06
○ 2026-08-11 09:23:38

○A184.168.221.342015-08-10 → 2016-04-10 · 4 obs

● 2015-08-10 21:34:00
● 2016-04-10 00:50:26
○ 2016-11-20 17:44:02
○ 2026-08-11 09:23:38

●A35.212.99.342026-02-26 → 2026-08-11 · 3 obs

○ 2017-11-05 05:32:38
● 2026-02-26 03:07:06
● 2026-08-11 09:23:38

○A45.33.33.292017-11-05 → 2017-11-05 · 4 obs

○ 2016-11-20 17:44:02
● 2017-11-05 05:32:38
○ 2026-02-26 03:07:06
○ 2026-08-11 09:23:38

○A80.240.143.742016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-10 00:50:26
● 2016-11-20 17:44:02
○ 2017-11-05 05:32:38
○ 2026-08-11 09:23:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
corerunning.com	ns1.siteground.net, ns2.siteground.net	-

✅ Authoritative Response

Server:99.83.229.113

NS records: ns1.siteground.net, ns2.siteground.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corerunning.com (unsigned zone)

⏱️ Timing

Total: 1262ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.212.99.34`
NS	2	`ns2.siteground.net, ns1.siteground.net`
MX	7	`alt1.aspmx.l.google.com (pri: 35), aspmx.l.google.com (pri: 30)...`
TXT	2	`v=spf1 include:_spf.protonmail.ch +ip4:3, protonmail-verification=57eef6eaa453f051`
SOA	1	`ns1.siteground.net admins.siteground.com`

Analysis

IP Addresses

corerunning.com has exactly one IP address — 35.212.99.34.

keepcalmandchiffon.com, korduroy.tv, ncen.org plus two other host names have IP numbers in common with corerunning.com.

Name Servers

Two name servers handle the delegation for corerunning.com: ns1.siteground.net and ns2.siteground.net.

The name server configuration of corerunning.com is shared with other domains, for instance kesner.us, streetlevelsgallery.com, isoflextech.com and two others.

The name servers of corerunning.com overlap at least partially with those of other domains — among them chameleonpaint.ca, paulajanehamilton.com, paulakluth.com and two more.

Both ns1.siteground.net and ns2.siteground.net have a single IP address each — ns1.siteground.net resolves to 75.2.77.104 while ns2.siteground.net resolves to 99.83.229.113.

Mail Servers

corerunning.com has 7 mail servers — mail.protonmail.ch, mailsec.protonmail.ch, aspmx.l.google.com plus 4 other.

At least some of the mail servers used by corerunning.com are shared with other domains: deliverabilitydashboard.com, ns500699.ns500765.ns500734.ns500693.ns500734.ns500693.ns500699.ns500734.ns500693.ns500699.ns500699.ns500588.ns500699.ns500693.ns500699.ns500602.dtrkdll.com, ns500671.ns500671.ns500742.ns500688.ns500688.ns500705.ns500678.ns500649.ns500671.lusty(0x736c7574)z.com and two others among them.

These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 5 other mail servers.

Host names carrying three IP numbers:

The hostname mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128.

The hostname mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to two addresses: 172.253.63.26 and 2607:f8b0:4004:c23::1a.

alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.26 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.