arctern.us - robtex.com

arctern.us

DNSSEC⚠️ Not signed
NSeric.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReric.ns.cloudflare.com
A2803:f800:50::6ca2:c170🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTReric.ns.cloudflare.com
A2a06:98c1:50::ac40:2170🇺🇸 Cloudflare2a06:98c1:50::/45
PTReric.ns.cloudflare.com
A108.162.193.112🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReric.ns.cloudflare.com
A172.64.33.112🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReric.ns.cloudflare.com
A173.245.59.112🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReric.ns.cloudflare.com
NSkay.ns.cloudflare.com
A2606:4700:50::adf5:3a7d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A2803:f800:50::6ca2:c07d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkay.ns.cloudflare.com
A2a06:98c1:50::ac40:207d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkay.ns.cloudflare.com
A108.162.192.125🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A172.64.32.125🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A173.245.58.125🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
MXinbound-smtp.us-east-1.amazonaws.com ⭐
A3.211.210.226🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-211-210-226.compute-1.amazonaws.com
A44.206.9.87🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-206-9-87.compute-1.amazonaws.com
A44.210.166.32🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-210-166-32.compute-1.amazonaws.com
A54.164.173.191🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix
PTRec2-54-164-173-191.compute-1.amazonaws.com
A54.197.5.236🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15
PTRec2-54-197-5-236.compute-1.amazonaws.com
TXTv=spf1 -all
SOAeric.ns.cloudflare.comdns@cloudflare.com serial=2407905741

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1784522099

Same first word

arctern.in
arctern.com
arctern.us

Similar names

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rancert.com

DNS History

7 records (3 active, 4 former)

20162017201820192020202120222023202420252026NSeric.ns.cloudflare.comkay.ns.cloudflare.comns25.worldnic.comns26.worldnic.comMXinbound-smtp.us-east-1.amazonaws.cominbound.arctern.us.netsolmail.netA209.17.116.2
●NSeric.ns.cloudflare.com2026-06-06 → 2026-07-20 · 3 obs
○ 2016-09-08 12:22:20
● 2026-06-06 03:25:42
● 2026-07-20 04:50:30
●NSkay.ns.cloudflare.com2026-06-06 → 2026-07-20 · 3 obs
○ 2016-09-08 12:22:20
● 2026-06-06 03:25:42
● 2026-07-20 04:50:30
○NSns25.worldnic.com2015-06-09 → 2016-09-08 · 4 obs
● 2015-06-09 00:39:20
● 2016-09-08 12:22:20
○ 2026-06-06 03:25:42
○ 2026-07-20 04:50:30
○NSns26.worldnic.com2015-06-09 → 2016-09-08 · 4 obs
● 2015-06-09 00:39:20
● 2016-09-08 12:22:20
○ 2026-06-06 03:25:42
○ 2026-07-20 04:50:30
●MXinbound-smtp.us-east-1.amazonaws.com2026-06-06 → 2026-07-20 · 3 obs
○ 2016-09-08 12:22:20
● 2026-06-06 03:25:42
● 2026-07-20 04:50:30
○MXinbound.arctern.us.netsolmail.net2015-06-09 → 2016-09-08 · 4 obs
● 2015-06-09 00:39:20
● 2016-09-08 12:22:20
○ 2026-06-06 03:25:42
○ 2026-07-20 04:50:30
○A209.17.116.22015-06-09 → 2016-09-08 · 4 obs
● 2015-06-09 00:39:20
● 2016-09-08 12:22:20
○ 2026-06-06 03:25:42
○ 2026-07-20 04:50:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usf.cctld.us, x.cctld.us, w.cctld.us, y.cctld.us...-
arctern.useric.ns.cloudflare.com, kay.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.112

NS records: eric.ns.cloudflare.com, kay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for arctern.us (unsigned zone)

⏱️ Timing

Total: 486ms | Queries: -

📄 Records

TypeCountSample Data
NS2eric.ns.cloudflare.com, kay.ns.cloudflare.com
MX1inbound-smtp.us-east-1.amazonaws.com (pr
TXT1v=spf1 -all
SOA1eric.ns.cloudflare.com dns.cloudflare.co

Analysis

Name Servers

Two name servers handle the delegation for arctern.us: eric.ns.cloudflare.com and kay.ns.cloudflare.com.

arctern.us has the same name server delegation as a number of other domains, such as falconshield.fr, crowdstrike.co, crovdstrike.com and two more.

There is at least partial name server overlap between arctern.us and other domains — postbob.com, shanrohi.com, nfvs.com and two more among them.

These name servers are routinely deployed together with the name servers trevor.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

eric.ns.cloudflare.com resolves to 108.162.193.112, 172.64.33.112 and 173.245.59.112 among others, with 3 other IP addresses in total.

kay.ns.cloudflare.com resolves to 108.162.192.125, 172.64.32.125 and 173.245.58.125 among others, with 3 other IP addresses in total.

Mail Servers

arctern.us routes its mail through a single mail server, inbound-smtp.us-east-1.amazonaws.com.

arctern.us has the same mail server arrangement as a number of other domains, for example vectorform.slack.com, redesuax.slack.com, chemistrymatters.com and two more.

arctern.us shares at least some of its mail servers with other domains — for example skl-tp.atlassian.net, qless-kb.atlassian.net, moco.co.id and two more.

It is common to find these mail servers paired with the mail servers inbound-smtp.us-west-2.amazonaws.com.

inbound-smtp.us-east-1.amazonaws.com directs to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32 and two others.