postur.olis.is - robtex.com

postur.olis.is

DNSSEC⚠️ Not signed
NSns1.klaviyo.com ⭐
A205.251.198.128🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1664.awsdns-16.co.uk
NSns2.klaviyo.com
A205.251.195.79🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-847.awsdns-41.net
NSns3.klaviyo.com
A205.251.192.111🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-111.awsdns-13.com
NSns4.klaviyo.com
A205.251.196.237🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1261.awsdns-29.org
SOAns1.klaviyo.comawsdns-hostmaster@amazon.com serial=1

olis.is

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
NSns01.t.is ⭐
NSns02.t.is
MXolis-is.mail.protection.outlook.com ⭐
TXT_pru6zsv8m0h2ywlm7n8qllzpkgfds3u
TXTgoogle-site-verification=1c-uuCfei16P6TkP0QUMv6jN22ggSeYDqfTFgxxNrVU
TXTTmBAPbZu4Qtj+fXEFrHQ3/5KrhGoNr+N/RXreus2X3CE5aIExtCACRx+pEENLwffV9W5QbZW0ErqZ...
TXTklaviyo-site-verification=SqPEpy
TXTatlassian-domain-verification=J14cZDz9PwmT2Cbxla7kqCm3x1Y6sjU7a6GdE8thdH47Rzg...
TXTv=spf1 ip4:157.157.172.0/24 ip4:87.121.23.0/24 ip4:80.248.18.144 ip4:80.248.3...
SOAns01.t.ishostmaster@olis.is 2026-02-20 #1

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026NSns1.klaviyo.comns2.klaviyo.comns3.klaviyo.comns4.klaviyo.comA157.157.172.5
●NSns1.klaviyo.com2026-03-27 → 2026-03-28 · 2 obs
● 2026-03-27 17:59:16
● 2026-03-28 10:31:44
●NSns2.klaviyo.com2026-03-27 → 2026-03-28 · 2 obs
● 2026-03-27 17:59:16
● 2026-03-28 10:31:44
●NSns3.klaviyo.com2026-03-27 → 2026-03-28 · 2 obs
● 2026-03-27 17:59:16
● 2026-03-28 10:31:44
●NSns4.klaviyo.com2026-03-27 → 2026-03-28 · 2 obs
● 2026-03-27 17:59:16
● 2026-03-28 10:31:44
○A157.157.172.52015-08-27 → 2019-05-22 · 4 obs
● 2015-08-27 22:06:04
● 2019-05-22 16:06:22
○ 2026-03-27 17:59:16
○ 2026-03-28 10:31:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
isa.nic.is, c.nic.is, d.nic.is, e.nic.is...-
olis.isns01.t.is, ns02.t.is2 records
postur.olis.isns1.klaviyo.com, ns3.klaviyo.com, ns4.klaviyo.com, ns2.klaviyo.com-

✅ Authoritative Response

Server:205.251.198.128

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for olis.is (unsigned zone)

⏱️ Timing

Total: 1811ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns1.klaviyo.com, ns2.klaviyo.com...
SOA1ns1.klaviyo.com awsdns-hostmaster.amazon

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns01.t.is, ns02.t.is)

Analysis

Name Servers

postur.olis.is is delegated to four name servers: ns1.klaviyo.com, ns2.klaviyo.com, ns3.klaviyo.com and ns4.klaviyo.com.

postur.olis.is shares some name servers with other domains, for example michaelschwartzmd.com, superfoodstore.nl, net-defence.co.uk, mail.naimies.com and adelynrae.com.

these name servers are often used with ns49.domaincontrol.com, ns50.domaincontrol.com, ns01.domaincontrol.com, ns02.domaincontrol.com, ns73.domaincontrol.com, ns74.domaincontrol.com, ns51.domaincontrol.com, ns52.domaincontrol.com, ns1.dtnt.info and ns2.dtnt.info.

Host names with a single IP

ns1.klaviyo.com resolves to 205.251.198.128

ns2.klaviyo.com resolves to 205.251.195.79

ns3.klaviyo.com resolves to 205.251.192.111

ns4.klaviyo.com resolves to 205.251.196.237