shiftleft.org - dns.ninja

`shiftleft.org`

DNSSEC	🔒 Signed (DS record present)
A	2600:3c0e::f03c:95ff:fe37:86a0^{🇳🇱 AKAMAI-LINODE-AP2600:3c0e::/32 Akamai Technologies}
		PTR	`mockingbird.shiftleft.org`
A	172.233.56.96^{🇳🇱 AKAMAI-LINODE-AP172.233.32.0/19 Akamai Technologies}
NS	`ryleigh.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26c6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryleigh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ryleigh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ryleigh.ns.cloudflare.com`
		A	108.162.194.198^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryleigh.ns.cloudflare.com`
		A	162.159.38.198^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryleigh.ns.cloudflare.com`
		A	172.64.34.198^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryleigh.ns.cloudflare.com`
NS	`todd.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b92^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c192^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`todd.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2192^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`todd.ns.cloudflare.com`
		A	108.162.193.146^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	172.64.33.146^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
		A	173.245.59.146^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`todd.ns.cloudflare.com`
MX	`mockingbird.shiftleft.org` ⭐
		A	2600:3c0e::f03c:95ff:fe37:86a0^{🇳🇱 AKAMAI-LINODE-AP2600:3c0e::/32 Akamai Technologies}
			PTR	`mockingbird.shiftleft.org`
		A	172.233.56.96^{🇳🇱 AKAMAI-LINODE-AP172.233.32.0/19 Akamai Technologies}
			PTR	`mockingbird.shiftleft.org`
TXT	`v=spf1 a mx a:mockingbird.shiftleft.org -all`
SOA	`ryleigh.ns.cloudflare.com`dns@cloudflare.com serial=2408680421

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1783642754

Previously MX for

mikehamburg.com

shiftleft.org

Subdomains

smtp.shiftleft.org

2mult.shiftleft.org

www.shiftleft.org

vpn.shiftleft.org

wanderer.shiftleft.org

cornwall.shiftleft.org

mail.shiftleft.org

aws.shiftleft.org

mockingbird.shiftleft.org

Same first word

shiftleft.org

shiftleft.com

shiftleft.co.uk

shiftleft.de

shiftleft.net

shiftleft.io

shiftleft.us

shiftleft.info

shiftleft.shop

shiftleft.fr

shiftleft.com.au

Similar names

feltshift.com

leftshift.at

shifflett.us

shifflett.org

leftshift.net

shifflett.net

leftshift.co.uk

DNS History

18 records (5 active, 13 former)

○NSa.dns.gandi.net2015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 10:15:38
● 2017-01-03 01:47:42
○ 2018-06-28 15:08:40
○ 2026-07-10 00:57:24

○NSb.dns.gandi.net2015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 10:15:38
● 2017-01-03 01:47:42
○ 2018-06-28 15:08:40
○ 2026-07-10 00:57:24

○NSc.dns.gandi.net2015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 10:15:38
● 2017-01-03 01:47:42
○ 2018-06-28 15:08:40
○ 2026-07-10 00:57:24

○NSns-152-c.gandi.net2018-06-28 → 2018-06-28 · 4 obs

○ 2017-01-03 01:47:42
● 2018-06-28 15:08:40
○ 2026-03-18 09:43:50
○ 2026-07-10 00:57:24

○NSns-159-a.gandi.net2018-06-28 → 2018-06-28 · 4 obs

○ 2017-01-03 01:47:42
● 2018-06-28 15:08:40
○ 2026-03-18 09:43:50
○ 2026-07-10 00:57:24

○NSns-91-b.gandi.net2018-06-28 → 2018-06-28 · 4 obs

○ 2017-01-03 01:47:42
● 2018-06-28 15:08:40
○ 2026-03-18 09:43:50
○ 2026-07-10 00:57:24

○NSns1.gandi.net2018-06-28 → 2018-06-28 · 4 obs

○ 2017-01-03 01:47:42
● 2018-06-28 15:08:40
○ 2026-03-18 09:43:50
○ 2026-07-10 00:57:24

●NSryleigh.ns.cloudflare.com2026-03-18 → 2026-07-10 · 3 obs

○ 2018-06-28 15:08:40
● 2026-03-18 09:43:50
● 2026-07-10 00:57:24

●NStodd.ns.cloudflare.com2026-03-18 → 2026-07-10 · 3 obs

○ 2018-06-28 15:08:40
● 2026-03-18 09:43:50
● 2026-07-10 00:57:24

●MXmockingbird.shiftleft.org2026-03-18 → 2026-07-10 · 3 obs

○ 2018-06-28 15:08:40
● 2026-03-18 09:43:50
● 2026-07-10 00:57:24

○MXshiftleft.org2015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 10:15:38
● 2017-01-03 01:47:42
○ 2018-06-28 15:08:40
○ 2026-07-10 00:57:24

○MXvpn.shiftleft.org2017-01-03 → 2018-06-28 · 5 obs

○ 2015-07-09 10:15:38
● 2017-01-03 01:47:42
● 2018-06-28 15:08:40
○ 2026-03-18 09:43:50
○ 2026-07-10 00:57:24

●A172.233.56.962026-03-18 → 2026-07-10 · 3 obs

○ 2018-06-28 15:08:40
● 2026-03-18 09:43:50
● 2026-07-10 00:57:24

○A192.195.80.2462016-04-14 → 2016-05-04 · 5 obs

○ 2015-12-29 11:58:52
● 2016-04-14 12:58:52
● 2016-05-04 08:11:12
○ 2017-01-03 01:47:42
○ 2026-07-10 00:57:24

○A199.116.74.1682015-07-09 → 2015-12-29 · 4 obs

● 2015-07-09 10:15:38
● 2015-12-29 11:58:52
○ 2016-04-14 12:58:52
○ 2026-07-10 00:57:24

●A2600:3c0e::f03c:95ff:fe37:86a02026-03-18 → 2026-07-10 · 3 obs

○ 2018-06-28 15:08:40
● 2026-03-18 09:43:50
● 2026-07-10 00:57:24

○A69.181.40.112017-01-03 → 2017-01-03 · 4 obs

○ 2016-05-04 08:11:12
● 2017-01-03 01:47:42
○ 2018-06-28 15:08:40
○ 2026-07-10 00:57:24

○A73.162.216.152018-06-28 → 2018-06-28 · 4 obs

○ 2017-01-03 01:47:42
● 2018-06-28 15:08:40
○ 2026-03-18 09:43:50
○ 2026-07-10 00:57:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
shiftleft.org	ryleigh.ns.cloudflare.com, todd.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.146

NS records: ryleigh.ns.cloudflare.com, todd.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 849ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.233.56.96`
AAAA	1	`2600:3c0e::f03c:95ff:fe37:86a0`
NS	2	`ryleigh.ns.cloudflare.com, todd.ns.cloudflare.com`
MX	1	`mockingbird.shiftleft.org (pri: 25)`
TXT	1	`v=spf1 a mx a:mockingbird.shiftleft.org`
SOA	1	`ryleigh.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

The host names smtp.shiftleft.org, 2mult.shiftleft.org, www.shiftleft.org, vpn.shiftleft.org and wanderer.shiftleft.org — among a few others — fall under the parent domain shiftleft.org.

IP Addresses

shiftleft.org points to the IP addresses 172.233.56.96 and 2600:3c0e::f03c:95ff:fe37:86a0

Other hosts including mockingbird.shiftleft.org, mikehamburg.com and www.shiftleft.org share IP addresses with shiftleft.org.

Name Servers

shiftleft.org has two authoritative name servers — ryleigh.ns.cloudflare.com and todd.ns.cloudflare.com.

shiftleft.org shares its NS records with other domains, for example letandrent.com, dialwin.com, servicezzrt.sbs and two others.

At least some of shiftleft.org's name servers are shared with other domains, for example valrhona-chocolate.com, babydollcosmetics.ie, signwo.de and two more.

These name servers tend to be deployed in combination with the name servers kip.ns.cloudflare.com and kim.ns.cloudflare.com.

DNS names with 6 IP addresses:

ryleigh.ns.cloudflare.com points to 108.162.194.198, 162.159.38.198, 172.64.34.198 and 3 other IP addresses.

todd.ns.cloudflare.com points to 108.162.193.146, 172.64.33.146, 173.245.59.146 and 3 other IP addresses.

Mail Servers

The sole mail server for shiftleft.org is mockingbird.shiftleft.org.

Mail server setup for shiftleft.org matches that of other domains, among them mikehamburg.com.

mockingbird.shiftleft.org directs to two IP numbers, 172.233.56.96 and 2600:3c0e::f03c:95ff:fe37:86a0.