crontab.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`crontab.dev`

DNSSEC	⚠️ Not signed
A	103.224.212.142^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
		PTR	`lb-212-142.above.com`
NS	`ns1.abovedomains.com` ⭐ ⚠️ Not in parent delegation
		A	103.224.182.9^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.182.77^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.182.85^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.212.9^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
NS	`5014.ns1.abovedomains.com` ⚠️ Not in zone NS records
		A	103.224.182.9^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.182.77^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.182.85^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.212.9^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
NS	`5014.ns2.abovedomains.com` ⚠️ Not in zone NS records
		A	103.224.182.10^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.10^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.51^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.53^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
NS	`ns2.abovedomains.com` ⚠️ Not in parent delegation
		A	103.224.182.10^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.10^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.51^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.53^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
MX	`park-mx.above.com` ⭐
		A	103.224.212.34^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`park-mx.above.com`
TXT	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	`ns1.abovedomains.com`hostmaster@trellian.com 2026-09-04 #7

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

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crontab.date

crontab.com

crontab.us

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crontab.ph

crontab.codes

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crontab.de

crontab.dk

crontab.tech

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crontab.cl

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DNS History

6 records (6 active, 0 former)

●NS5014.ns1.abovedomains.com2026-08-31 → 2026-09-03 · 2 obs

● 2026-08-31 03:59:54
● 2026-09-03 21:38:14

●NS5014.ns2.abovedomains.com2026-08-31 → 2026-09-03 · 2 obs

● 2026-08-31 03:59:54
● 2026-09-03 21:38:14

●NSns1.abovedomains.com2026-08-31 → 2026-09-03 · 2 obs

● 2026-08-31 03:59:54
● 2026-09-03 21:38:14

●NSns2.abovedomains.com2026-08-31 → 2026-09-03 · 2 obs

● 2026-08-31 03:59:54
● 2026-09-03 21:38:14

●MXpark-mx.above.com2026-08-31 → 2026-09-03 · 2 obs

● 2026-08-31 03:59:54
● 2026-09-03 21:38:14

●A103.224.212.1422026-08-31 → 2026-09-03 · 2 obs

● 2026-08-31 03:59:54
● 2026-09-03 21:38:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
crontab.dev	5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com	-

✅ Authoritative Response

Server:103.224.182.10

NS records: 5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crontab.dev (unsigned zone)

⏱️ Timing

Total: 805ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.224.212.142`
NS	2	`ns1.abovedomains.com, ns2.abovedomains.com`
MX	1	`park-mx.above.com (pri: 10)`
TXT	1	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	1	`ns1.abovedomains.com hostmaster.trellian`

Analysis

IP Addresses

crontab.dev directs to one IP number, which is 103.224.212.142.

Among the host names that share IP numbers with crontab.dev are ufalomas.org, racecardmonogram.com, 3cycq7w8m2.world and two others.

Name Servers

The domain crontab.dev is delegated to these four name servers: ns1.abovedomains.com, ns2.abovedomains.com, 5014.ns1.abovedomains.com and 5014.ns2.abovedomains.com.

The name servers of crontab.dev overlap at least partially with those of other domains — among them ozagency.com.au, filadog.com, voyagechampion100.info and two more.

These name servers commonly co-occur with the name servers ns15.abovedomains.com, ns16.abovedomains.com, ns2.above.com and ns1.above.com.

The hosts ns1.abovedomains.com, ns2.abovedomains.com, 5014.ns1.abovedomains.com and 5014.ns2.abovedomains.com each have four IP numbers: ns1.abovedomains.com resolves to 103.224.182.9, 103.224.182.77, 103.224.182.85 and 103.224.212.9; ns2.abovedomains.com resolves to 103.224.182.10, 103.224.212.10, 103.224.212.51 and 103.224.212.53; 5014.ns1.abovedomains.com resolves to 103.224.182.9, 103.224.182.77, 103.224.182.85 and 103.224.212.9; 5014.ns2.abovedomains.com resolves to 103.224.182.10, 103.224.212.10, 103.224.212.51 and 103.224.212.53.

These two host names — ns1.abovedomains.com and 5014.ns1.abovedomains.com — each point to 103.224.182.9 IP addresses.

These two host names — ns1.abovedomains.com and 5014.ns1.abovedomains.com — each point to 103.224.182.77 IP addresses.

These two host names — ns1.abovedomains.com and 5014.ns1.abovedomains.com — each point to 103.224.182.85 IP addresses.

These two host names — ns1.abovedomains.com and 5014.ns1.abovedomains.com — each point to 103.224.212.9 IP addresses.

These two host names — ns2.abovedomains.com and 5014.ns2.abovedomains.com — each point to 103.224.182.10 IP addresses.

These two host names — ns2.abovedomains.com and 5014.ns2.abovedomains.com — each point to 103.224.212.10 IP addresses.

These two host names — ns2.abovedomains.com and 5014.ns2.abovedomains.com — each point to 103.224.212.51 IP addresses.

These two host names — ns2.abovedomains.com and 5014.ns2.abovedomains.com — each point to 103.224.212.53 IP addresses.

Mail Servers

crontab.dev routes its mail through a single mail server, park-mx.above.com.

crontab.dev has the same mail server arrangement as a number of other domains, for example cxgt888.top, nullmx.appie.com, clx-j-bfjaesk.top and two more.

There is one IP number for park-mx.above.com: 103.224.212.34.