certan.se - robtex.com

certan.se

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:d16e🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:2592🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.37.146Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.209.110🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSnash.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bd1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A2803:f800:50::6ca2:c1d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnash.ns.cloudflare.com
A2a06:98c1:50::ac40:21d1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnash.ns.cloudflare.com
A108.162.193.209🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A172.64.33.209🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A173.245.59.209🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
NSraegan.ns.cloudflare.com
A2606:4700:50::a29f:269e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A2803:f800:50::6ca2:c29e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRraegan.ns.cloudflare.com
A2a06:98c1:50::ac40:229e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRraegan.ns.cloudflare.com
A108.162.194.158🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A162.159.38.158Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A172.64.34.158🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c0b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbj-in-f26.1e100.net
A173.194.45.26🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXTfacebook-domain-verification=p8q19223f6786qspmt4aixjs0bt6fb
TXTgoogle-site-verification=-0gFydlsxhjyasOCDyvPSapJ21c_Mj3RX-g8OqfUhA4
TXTgoogle-site-verification=2xY4BegJjoAoHIfjEYp7IJGePsh2qbDcKG6qqvzfzow
TXTklaviyo-site-verification=TNPavK
TXTv=spf1 include:mailgun.org include:spf.mailjet.com include:dc-aa8e722993._spf...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.37.146, 172.67.209.110
IPv6 hints2606:4700:3030::ac43:d16e, 2606:4700:3036::6815:2592
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOAnash.ns.cloudflare.comdns@cloudflare.com serial=2409428382

se

DNSSEC🔒 Signed (DS record present)
NScatcher-in-the-rye.nic.se ⭐
NSa.ns.se
NSb.ns.se
NSc.ns.se
NSf.ns.se
NSg.ns.se
NSi.ns.se
NSm.ns.se
NSx.ns.se
NSy.ns.se
NSz.ns.se
TXTSE zone update: 2026-07-13 11:31:41 +0000 (EPOCH 1783942301) (auto)
TXTid:fb6ef664-c3f3-47c7-bfe6-a5544719a958
SOAcatcher-in-the-rye.nic.seregistry-default@nic.se serial=1783942692

Same first word

certan.com
certan.se

Similar names

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carnet.ca
centra.ca
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canter.co.il
nectar.biz
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arcent.io

DNS History

13 records (11 active, 2 former)

NSnash.ns.cloudflare.comraegan.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.37.146172.67.209.1102606:4700:3030::ac43:d16e2606:4700:3036::6815:25922606:4700:3033::6815:25922606:4700:3035::ac43:d16e
●NSnash.ns.cloudflare.com2026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●NSraegan.ns.cloudflare.com2026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●MXalt1.aspmx.l.google.com2026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●MXalt2.aspmx.l.google.com2026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●MXalt3.aspmx.l.google.com2026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●MXalt4.aspmx.l.google.com2026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●MXaspmx.l.google.com2026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●A104.21.37.1462026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●A172.67.209.1102026-06-10 → 2026-07-13 · 2 obs
● 2026-06-10 16:55:20
● 2026-07-13 12:53:20
●A2606:4700:3030::ac43:d16e2026-07-02 → 2026-07-13 · 3 obs
○ 2026-06-10 16:55:20
● 2026-07-02 05:29:00
● 2026-07-13 12:53:20
○A2606:4700:3033::6815:25922026-06-10 → 2026-06-10 · 3 obs
● 2026-06-10 16:55:20
○ 2026-07-02 05:29:00
○ 2026-07-13 12:53:20
○A2606:4700:3035::ac43:d16e2026-06-10 → 2026-06-10 · 3 obs
● 2026-06-10 16:55:20
○ 2026-07-02 05:29:00
○ 2026-07-13 12:53:20
●A2606:4700:3036::6815:25922026-07-02 → 2026-07-13 · 3 obs
○ 2026-06-10 16:55:20
● 2026-07-02 05:29:00
● 2026-07-13 12:53:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sex.ns.se, i.ns.se, f.ns.se, c.ns.se...-
certan.senash.ns.cloudflare.com, raegan.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.209

NS records: nash.ns.cloudflare.com, raegan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certan.se (unsigned zone)

⏱️ Timing

Total: 927ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.37.146, 172.67.209.110
AAAA22606:4700:3036::6815:2592, 2606:4700:3030::ac43:d16e
NS2nash.ns.cloudflare.com, raegan.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT5facebook-domain-verification=p8q19223f67, google-site-verification=-0gFydlsxhjyasO...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1nash.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

certan.se has four IP addresses: 104.21.37.146, 172.67.209.110, 2606:4700:3030::ac43:d16e and 2606:4700:3036::6815:2592.

terezasdiary.com, sambelgeprekmantap.xyz, mac-developer-network.com and two other host names share IP numbers with certan.se.

Name Servers

certan.se uses two name servers for its delegation: nash.ns.cloudflare.com and raegan.ns.cloudflare.com.

certan.se uses the same name servers as several other domains — among them acravon.com, fu.st, sunchales.net and two more.

certan.se has at least partial name server overlap with other domains, such as blowingwind.org, koyilandynews.com, gzliehu.com and two others.

It is common to find these name servers paired with the name servers jaziel.ns.cloudflare.com, meiling.ns.cloudflare.com, amit.ns.cloudflare.com and aspen.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname nash.ns.cloudflare.com directs to 108.162.193.209, 172.64.33.209 and 173.245.59.209 along with 3 other IP addresses.

Hostname raegan.ns.cloudflare.com directs to 108.162.194.158, 162.159.38.158 and 172.64.34.158 along with 3 other IP addresses.

Mail Servers

Mail for certan.se is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

certan.se has at least partial mail server overlap with other domains such as ssmc.edu.in, ns500794.ns500821.ns500794.ns500841.ns500794.ns500794.ns500795.ns500794.ns500795.ns500795.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com, mwambania.com and two more.

The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com directs traffic to 173.194.45.26 and 2607:f8b0:4004:c0b::1a.

alt1.aspmx.l.google.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1b.