mail.swup.nl - robtex.com

mail.swup.nl

DNSSEC⚠️ Not signed
A2a0b:c140:ab::501🇳🇱 Esmero2a0b:c140::/32 ESMERO-BLOCKV6-1
PTRsrv2.swup.nl
A91.198.171.135🇳🇱 Esmero91.198.170.0/23 ESMERO-BLOCK-1

swup.nl

DNSSEC🔒 Signed (DS record present)
A2606:4700:3030::ac43:a6d0🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:29be🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.41.190Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.166.208🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdenver.ns.cloudflare.com ⭐
NSisabel.ns.cloudflare.com
MXmxs10.esmero.nl ⭐
MXmxs20.esmero.nl(20)
TXTgoogle-site-verification=D2M6YbkK2vknnfTeoV9Q0Vui7FoSw0bWyZgc7euwTAY
TXTv=spf1 +a +mx +a:srv2.swup.nl ip4:91.198.171.135 ip6:2a0b:c140:ab::501 includ...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.41.190, 172.67.166.208
IPv6 hints2606:4700:3030::ac43:a6d0, 2606:4700:3031::6815:29be
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=59, name=cloudflare-ech.com
SOAdenver.ns.cloudflare.comdns@cloudflare.com serial=2402088127

Previously MX for

swup.nl

Same first word

mail.host
mail.net.ar
mail.management
mail.qld.gov.au
mail.pm
mail.wf
mail.ltd
mail.com.pe
mail.marketing
mail.velvet.jp
mail.fage
mail.coach
mail.abbott
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mail.kikirara.jp
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mail.hr
mail.gov.tn
mail.pb.gov.br
mail.oops.jp
mail.eu
mail.(0x7075737379)cat.jp
mail.tm
mail.boo.jp
mail.co.za
mail.zp.ua
mail.ac.me
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mail.mysecuritycamera.org
mail.gov.ua
mail.net.ua
mail.com.au
mail.cat
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mail.gov.vc
mail.realm.cz
mail.vu
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mail.systems
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mail.cl
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mail.babymilk.jp
mail.gov.by
mail.chat
mail.fastvps.host
mail.style
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mail.monster
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mail.awsapps.com
mail.biz
mail.gov.lv
mail.jetzt
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mail.myeffect.net
mail.myshopify.com
mail.123hjemmeside.dk
mail.gov.ps
mail.ml
mail.fo
mail.expert
mail.mil.tm
mail.team
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mail.tn
mail.serveftp.com
mail.by
mail.peewee.jp
mail.virtualuser.de
mail.charity
mail.exchange
mail.live
mail.lk3.ru
mail.com.mk
mail.ap.gov.br
mail.dp.ua
mail.myjino.ru
mail.space
mail.net.ph
mail.rr.gov.br
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mail.ilovecollege.info
mail.gmx
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mail.community
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mail.blue
mail.tools
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mail.li
mail.rw
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mail.surf
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mail.travel
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DNS History

5 records (2 active, 3 former)

20162017201820192020202120222023202420252026A2a0b:c140:ab::50191.198.171.135185.104.29.10195.238.74.392a06:2ec0:1::81
○A185.104.29.102016-03-01 → 2017-01-10 · 5 obs
○ 2015-12-13 08:54:30
● 2016-03-01 22:48:12
● 2017-01-10 18:26:04
○ 2026-02-16 10:26:44
○ 2026-04-22 12:07:48
○A195.238.74.392015-08-07 → 2015-12-13 · 4 obs
● 2015-08-07 14:38:02
● 2015-12-13 08:54:30
○ 2016-03-01 22:48:12
○ 2026-04-22 12:07:48
○A2a06:2ec0:1::812016-06-07 → 2016-06-07 · 4 obs
○ 2016-03-01 22:48:12
● 2016-06-07 15:28:06
○ 2016-12-28 08:26:28
○ 2026-04-22 12:07:48
●A2a0b:c140:ab::5012026-02-16 → 2026-04-22 · 3 obs
○ 2017-01-10 18:26:04
● 2026-02-16 10:26:44
● 2026-04-22 12:07:48
●A91.198.171.1352026-02-16 → 2026-04-22 · 3 obs
○ 2017-01-10 18:26:04
● 2026-02-16 10:26:44
● 2026-04-22 12:07:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
swup.nldenver.ns.cloudflare.com, isabel.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.196

NS records: denver.ns.cloudflare.com, isabel.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 259ms | Queries: -

📄 Records

TypeCountSample Data
A191.198.171.135
AAAA12a0b:c140:ab::501

Analysis

IP Addresses

Two IP numbers are pointed to by mail.swup.nl: 2a0b:c140:ab::501 and 91.198.171.135.

other host names include ns2.vecovetranslations.com, srv2.swup.nl, ns1.privacyvalue.nl, mail.marjos-stiphout.nl and vecovetranslations.com; they share IP numbers with mail.swup.nl.