`jcdav.is`

DNSSEC	⚠️ Not signed
A	74.207.253.208^{🇺🇸 AKAMAI-LINODE-AP74.207.240.0/20 Akamai Technologies}
		PTR	`jcdav.is`
NS	`ns1.linode.com` ⭐
		A	2600:14c0:6::2^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-2.akashield.net`
		A	92.123.94.2^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-2.akashield.net`
NS	`ns2.linode.com`
		A	2600:14c0:6::3^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-3.akashield.net`
		A	92.123.94.3^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-3.akashield.net`
NS	`ns3.linode.com`
		A	2600:14c0:7::3^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-3.akashield.net`
		A	92.123.95.3^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-3.akashield.net`
NS	`ns4.linode.com`
		A	2600:14c0:7::4^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-4.akashield.net`
		A	92.123.95.4^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-4.akashield.net`
NS	`ns5.linode.com` ⚠️ Not in parent delegation
		A	2600:14c0:7::2^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-2.akashield.net`
		A	92.123.95.2^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-2.akashield.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4003:c30::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulis-in-f27.1e100.net`
		A	74.125.27.26^{🇺🇸 Google74.125.27.0/24}
			PTR	`yutulis-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.26^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:1015::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f27.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`aspmx4.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:3003::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f27.1e100.net`
		A	172.253.145.26^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f26.1e100.net`
MX	`aspmx5.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4003:c4a::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulth-in-f27.1e100.net`
		A	142.251.96.27^{🇺🇸 Google142.250.0.0/15}
			PTR	`yutulth-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`google-site-verification=E-RN77VY2_yx1iD6qex3douLVLJveX4dY_Uyrd3wmxA`
SOA	`ns1.linode.com`webmaster@jcdav.is serial=2021000001

`is`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.is` ⭐
	NS	`c.nic.is`
	NS	`d.nic.is`
	NS	`e.nic.is`
	NS	`f.nic.is`
	SOA	`a.nic.is`hostmaster@isnic.is serial=1772040602

PTR for

208.253.207.74.in-addr.arpa

Same first word

jcdav.is

Similar names

jdvac.com

jvdac.de

dcajv.com

jcvda.blogspot.ca

jvcad.co.uk

javdc.com

jdacv.com

DNS History

13 records (13 active, 0 former)

●NSns1.linode.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●NSns2.linode.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●NSns3.linode.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●NSns4.linode.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●NSns5.linode.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●MXalt1.aspmx.l.google.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●MXalt2.aspmx.l.google.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●MXaspmx.l.google.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●MXaspmx2.googlemail.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●MXaspmx3.googlemail.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●MXaspmx4.googlemail.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●MXaspmx5.googlemail.com2015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

●A74.207.253.2082015-05-22 → 2026-03-23 · 2 obs

● 2015-05-22 05:37:00
● 2026-03-23 21:20:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
is	a.nic.is, c.nic.is, d.nic.is, e.nic.is...	10 records
jcdav.is	ns3.linode.com, ns2.linode.com, ns1.linode.com, ns4.linode.com	-

✅ Authoritative Response

Server:92.123.94.2

NS records: ns3.linode.com, ns2.linode.com, ns1.linode.com, ns4.linode.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jcdav.is (unsigned zone)

⏱️ Timing

Total: 1000ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.207.253.208`
NS	5	`ns2.linode.com, ns1.linode.com...`
MX	7	`ALT1.ASPMX.L.GOOGLE.COM (pri: 5), ALT2.ASPMX.L.GOOGLE.COM (pri: 5)...`
TXT	2	`google-site-verification=E-RN77VY2_yx1iD, v=spf1 include:_spf.google.com ~all`
SOA	1	`ns1.linode.com webmaster.jcdav.is`

📌 Glue Records Collected

Total: 10

In-bailiwick: 10 (a.nic.is, a.nic.is, c.nic.is...)

Analysis

IP Addresses

jcdav.is points to a single IP number: 74.207.253.208.

Name Servers

jcdav.is is delegated to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com and ns5.linode.com.

jcdav.is shares name servers with other domains at least partially, for instance bdubeit.com, crevo.ca, spruce.casa, conac.org.mx and octopush.me.