calfnotes.com - robtex.com

calfnotes.com

DNSSEC⚠️ Not signed
A66.198.240.38🇺🇸 vercara-udos66.198.240.0/24
PTRmi3-cl9-its4.a2hosting.com
NSns1.a2hosting.com ⭐
A13.248.158.180🇺🇸 Amazon13.248.144.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSns2.a2hosting.com
A75.2.118.134🇺🇸 Amazon75.2.112.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
NSns3.a2hosting.com ⚠️ Not in parent delegation
A76.223.26.245🇺🇸 Amazon76.223.16.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSns4.a2hosting.com ⚠️ Not in parent delegation
A99.83.147.209🇺🇸 Amazon99.83.144.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
MXmail.calfnotes.com ⭐
A66.198.240.38🇺🇸 vercara-udos66.198.240.0/24
PTRmi3-cl9-its4.a2hosting.com
TXTbrevo-code:cd1616a50546b1ba04c878901af3ae36
TXTv=spf1 +a +mx +ip4:66.198.240.38 include:spf.a2hosting.com ~all
SOAns1.a2hosting.comroot@mi3-cl9-its4.a2hosting.com 2026-06-27 #1

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=1786204664
WOT: SAFE (61/100)

Subdomains

mail.calfnotes.com

Same first word

calfnotes.com

Similar names

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cleansoft.org
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softlance.in
fastclone.de
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lancesoft.com
cleansoft.com.br
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cleansoft.fr
cleansoft.fun
softclean.lu
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fatoncles.com
calfstone.com
softclean.info
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selfconta.es
flaconste.com
softclean.com
selfconta.com
softlance.de
lancesoft.net
stonecalf.com
softclean.de
lecansoft.com
softclean.ch

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSns1.a2hosting.comns2.a2hosting.comns3.a2hosting.comns4.a2hosting.comns1.bluedomino.comns2.bluedomino.comMXmail.calfnotes.commx.calfnotes.comA66.198.240.3838.113.1.10265.254.227.224
●NSns1.a2hosting.com2026-04-08 → 2026-08-08 · 3 obs
○ 2017-04-01 14:50:02
● 2026-04-08 16:08:38
● 2026-08-08 16:23:44
○NSns1.bluedomino.com2015-06-16 → 2017-04-01 · 4 obs
● 2015-06-16 15:59:26
● 2017-04-01 14:50:02
○ 2026-04-08 16:08:38
○ 2026-08-08 16:23:44
●NSns2.a2hosting.com2026-04-08 → 2026-08-08 · 3 obs
○ 2017-04-01 14:50:02
● 2026-04-08 16:08:38
● 2026-08-08 16:23:44
○NSns2.bluedomino.com2015-06-16 → 2017-04-01 · 4 obs
● 2015-06-16 15:59:26
● 2017-04-01 14:50:02
○ 2026-04-08 16:08:38
○ 2026-08-08 16:23:44
●NSns3.a2hosting.com2026-04-08 → 2026-08-08 · 3 obs
○ 2017-04-01 14:50:02
● 2026-04-08 16:08:38
● 2026-08-08 16:23:44
●NSns4.a2hosting.com2026-04-08 → 2026-08-08 · 3 obs
○ 2017-04-01 14:50:02
● 2026-04-08 16:08:38
● 2026-08-08 16:23:44
●MXmail.calfnotes.com2026-04-08 → 2026-08-08 · 3 obs
○ 2017-04-01 14:50:02
● 2026-04-08 16:08:38
● 2026-08-08 16:23:44
○MXmx.calfnotes.com2015-06-16 → 2017-04-01 · 4 obs
● 2015-06-16 15:59:26
● 2017-04-01 14:50:02
○ 2026-04-08 16:08:38
○ 2026-08-08 16:23:44
○A38.113.1.1022015-06-16 → 2016-05-04 · 4 obs
● 2015-06-16 15:59:26
● 2016-05-04 20:39:06
○ 2017-04-01 14:50:02
○ 2026-08-08 16:23:44
○A65.254.227.2242017-04-01 → 2017-04-01 · 4 obs
○ 2016-05-04 20:39:06
● 2017-04-01 14:50:02
○ 2026-04-08 16:08:38
○ 2026-08-08 16:23:44
●A66.198.240.382026-04-08 → 2026-08-08 · 3 obs
○ 2017-04-01 14:50:02
● 2026-04-08 16:08:38
● 2026-08-08 16:23:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...-
calfnotes.comns1.a2hosting.com, ns2.a2hosting.com2 records

✅ Authoritative Response

Server:75.2.118.134

NS records: ns1.a2hosting.com, ns2.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for calfnotes.com (unsigned zone)

⏱️ Timing

Total: 186ms | Queries: -

📄 Records

TypeCountSample Data
A166.198.240.38
NS4ns4.a2hosting.com, ns1.a2hosting.com...
MX1mail.calfnotes.com (pri: 0)
TXT2brevo-code:cd1616a50546b1ba04c878901af3a, v=spf1 +a +mx +ip4:66.198.240.38 include
SOA1ns1.a2hosting.com root.mi3-cl9-its4.a2ho

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.a2hosting.com, ns2.a2hosting.com)

Analysis

Hierarchy

mail.calfnotes.com is a subdomain of calfnotes.com.

IP Addresses

calfnotes.com directs to one IP number, which is 66.198.240.38.

Among the host names that share IP numbers with calfnotes.com are mail.bai-gaming.com, office-134.com, loseweightwithhypothyroidism.com and two others.

Name Servers

The domain calfnotes.com is delegated to these four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

The name servers of calfnotes.com overlap at least partially with those of other domains — among them ddplayer2.com, dccosmeticdentistry.com, reka-n.com and two more.

These name servers commonly appear in delegations together with ns1.supercp.com, ns2.supercp.com, ns4.supercp.com and 5 other.

ns1.a2hosting.com resolves to 13.248.158.180. ns2.a2hosting.com resolves to 75.2.118.134. ns3.a2hosting.com resolves to 76.223.26.245. ns4.a2hosting.com resolves to 99.83.147.209. All four hosts carry exactly one IP address.

Mail Servers

calfnotes.com routes its mail through a single mail server, mail.calfnotes.com.

mail.calfnotes.com points to one IP number — 66.198.240.38.