olrt.com - dns.ninja

olrt.com

DNSSEC⚠️ Not signed
A2001:470:0:81::4834:49f4🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA
PTRolrt.com
A72.52.73.244🇺🇸 HURRICANE72.52.64.0/18 Hurricane Electric 760 Mission Ct Fremont, CA
NSns1.he.net ⭐
A2001:470:100::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA
PTRns1.he.net
A216.218.130.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA
PTRns1.he.net
NSns2.he.net
A2001:470:200::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA
PTRns2.he.net
A216.218.131.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA
PTRns2.he.net
NSns3.he.net
A2001:470:300::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA
PTRns3.he.net
A216.218.132.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA
PTRns3.he.net
MXolrt.com ⭐
A2001:470:0:81::4834:49f4🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA
PTRolrt.com
A72.52.73.244🇺🇸 HURRICANE72.52.64.0/18 Hurricane Electric 760 Mission Ct Fremont, CA
PTRolrt.com
TXTv=spf1 a a:peach.he.net -all
SOAns1.he.nethostmaster@he.net serial=200804096

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1783932257

PTR for

4.f.9.4.4.3.8.4.0.0.0.0.0.0.0.0.1.8.0.0.0.0.0.0.0.7.4.0.1.0.0.2.ip6.arpa
244.73.52.72.in-addr.arpa

MX for

olrt.com

Previously MX for

www.olrt.com

Subdomains

mail.olrt.com
www.olrt.com

Same first word

olrt.cn
olrt.ca
olrt.com

Similar names

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rtlo.org
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rotl.net

DNS History

8 records (6 active, 2 former)

2008201020122014201620182020202220242026NSns1.he.netns2.he.netns3.he.netMXolrt.comopal.he.netA2001:470:0:81::4834:49f472.52.73.244216.218.169.134
●NSns1.he.net2007-10-24 → 2026-07-13 · 2 obs
● 2007-10-24 03:34:12
● 2026-07-13 09:07:24
●NSns2.he.net2007-10-24 → 2026-07-13 · 2 obs
● 2007-10-24 03:34:12
● 2026-07-13 09:07:24
●NSns3.he.net2007-10-24 → 2026-07-13 · 2 obs
● 2007-10-24 03:34:12
● 2026-07-13 09:07:24
●MXolrt.com2015-06-23 → 2026-07-13 · 3 obs
○ 2007-10-24 03:34:12
● 2015-06-23 16:52:36
● 2026-07-13 09:07:24
○MXopal.he.net2007-10-24 → 2007-10-24 · 3 obs
● 2007-10-24 03:34:12
○ 2015-06-23 16:52:36
○ 2026-07-13 09:07:24
●A2001:470:0:81::4834:49f42015-06-23 → 2026-07-13 · 3 obs
○ 2007-10-24 03:34:12
● 2015-06-23 16:52:36
● 2026-07-13 09:07:24
○A216.218.169.1342007-10-24 → 2007-10-24 · 3 obs
● 2007-10-24 03:34:12
○ 2015-06-23 16:52:36
○ 2026-07-13 09:07:24
●A72.52.73.2442015-06-23 → 2026-07-13 · 3 obs
○ 2007-10-24 03:34:12
● 2015-06-23 16:52:36
● 2026-07-13 09:07:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net...-
olrt.comns1.he.net, ns2.he.net, ns3.he.net-

✅ Authoritative Response

Server:216.218.132.2

NS records: ns1.he.net, ns2.he.net, ns3.he.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for olrt.com (unsigned zone)

⏱️ Timing

Total: 345ms | Queries: -

📄 Records

TypeCountSample Data
A172.52.73.244
AAAA12001:470:0:81::4834:49f4
NS3ns3.he.net, ns2.he.net...
MX1olrt.com (pri: 1)
TXT1v=spf1 a a:peach.he.net -all
SOA1ns1.he.net hostmaster.he.net

Analysis

Hierarchy

olrt.com serves as the parent of mail.olrt.com and www.olrt.com.

Mail Server Role

olrt.com serves as a mail server for olrt.com.

IP Addresses

olrt.com resolves to the IP addresses 72.52.73.244 and 2001:470:0:81::4834:49f4

Name Servers

olrt.com carries NS records delegating to ns1.he.net, ns2.he.net and ns3.he.net.

olrt.com has at least partial name server overlap with other domains, such as cyberox.net, yourika.com, rasaalogistics.com and two others.

It is common to see these name servers used together with name servers ns4.he.net and ns5.he.net.

ns1.he.net, ns2.he.net and ns3.he.net are three hostnames that each resolve to a pair of IP addresses: ns1.he.net to 216.218.130.2 and 2001:470:100::2, ns2.he.net to 216.218.131.2 and 2001:470:200::2, and ns3.he.net to 216.218.132.2 and 2001:470:300::2.

Mail Servers

olrt.com uses exactly one mail server, which is olrt.com.

olrt.com has two IP addresses: 72.52.73.244 and 2001:470:0:81::4834:49f4.