serf.app - robtex.com

serf.app

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns2.afternic.com ⭐
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
NSns1.afternic.com
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
NSverification-ycbo3rwb8mhutnirdaxagl.ns101.verify.hn ⚠️ Not in zone NS records
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net serial=1

app

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
🔒 HSTS Preload (+subdomains)

Same first word

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serf.app
serf.com
serf.city
serf.de
serf.net
serf.tv
serf.ws
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serf.org
serf.pro

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esrf.de
esrf.com
fres.com.au
sfer.com
esfr.cn
fesr.net
frse.org.pl
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esfr.org
esrf.ru
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sref.in
fers.eu
refs.co.uk
esfr.pl
refs.su
frse.pl
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ersf.com
esrf.net
fres.co
fres.no
sfer.org
sefr.fr
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fres.be
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erfs.de
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refs.org
fsre.ch
refs.nl
rsef.com
efsr.org
fres.cn
fers.education
refs.co.jp
sfre.de
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refs.ca
rsef.es
fsre.com.au
sefr.in
sfer.ch
rfse.nl
esfr.de
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efrs.com

DNS History

5 records (5 active, 0 former)

NSns1.afternic.comns2.afternic.comverification-ycbo3rwb8mhutnirdaxagl.ns101.verify.hnA13.248.169.4876.223.54.146
●NSns1.afternic.com2026-06-04 → 2026-06-22 · 2 obs
● 2026-06-04 07:40:50
● 2026-06-22 14:59:54
●NSns2.afternic.com2026-06-04 → 2026-06-22 · 2 obs
● 2026-06-04 07:40:50
● 2026-06-22 14:59:54
●NSverification-ycbo3rwb8mhutnirdaxagl.ns101.verify.hn2026-06-04 → 2026-06-22 · 2 obs
● 2026-06-04 07:40:50
● 2026-06-22 14:59:54
●A13.248.169.482026-06-04 → 2026-06-22 · 2 obs
● 2026-06-04 07:40:50
● 2026-06-22 14:59:54
●A76.223.54.1462026-06-04 → 2026-06-22 · 2 obs
● 2026-06-04 07:40:50
● 2026-06-22 14:59:54

🔍 DNS Trace

Analysis

IP Addresses

serf.app has two IP addresses: 13.248.169.48 and 76.223.54.146

Two other host names, along with securitywhisperers.com, gb01.com and javhot.xyz, also share IP numbers with serf.app.

Name Servers

serf.app carries NS records delegating to ns1.afternic.com, ns2.afternic.com and verification-ycbo3rwb8mhutnirdaxagl.ns101.verify.hn.

At least some of serf.app's name servers are shared with other domains, for example getset.us, tilesets.com, souq.info and two more.

The name servers verification-vesbet7nkettdw2mc9cgox.ns101.verify.hn, verification-j3pdnxua7lwlfkagzskfpa.ns101.verify.hn, verification-d3jclucsp89ganyqbydeny.ns101.verify.hn and two others are commonly seen in use alongside these name servers.

ns1.afternic.com, ns2.afternic.com and verification-ycbo3rwb8mhutnirdaxagl.ns101.verify.hn are three hostnames that each resolve to a pair of IP addresses: ns1.afternic.com to 97.74.98.69 and 2603:5:2126::45, ns2.afternic.com to 173.201.66.69 and 2603:5:2226::45, and verification-ycbo3rwb8mhutnirdaxagl.ns101.verify.hn to 13.248.169.48 and 76.223.54.146.