classure.com - robtex.com

classure.com

DNSSEC⚠️ Not signed
A35.215.105.137🇺🇸 Google35.215.64.0/18
PTR137.105.215.35.bc.googleusercontent.com
NSns1051.ui-dns.org ⭐
A2001:8d8:fe:53:0:d9a0:5333:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1051.ui-dns.org
A217.160.83.51🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1051.ui-dns.org
NSns1026.ui-dns.com
A2001:8d8:fe:53:0:d9a0:521a:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1026.ui-dns.com
A217.160.82.26🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1026.ui-dns.com
NSns1056.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:5138:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1056.ui-dns.biz
A217.160.81.56🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1056.ui-dns.biz
NSns1095.ui-dns.de
A2607:f1c0:fe:53:185:132:32:95🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1095.ui-dns.de
A217.160.80.95🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1095.ui-dns.de
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c08::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbi-in-f26.1e100.net
A142.251.167.26🇺🇸 Google142.251.167.0/24
PTRww-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4023:1015::1a🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f26.1e100.net
A172.253.135.27🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1b🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f27.1e100.net
PTRws-in-x1b.1e100.net
A173.194.76.27🇺🇸 Google173.194.76.0/24
PTRws-in-f27.1e100.net
TXTv=spf1 include:_spf-us.ionos.com ~all
TXTgoogle-site-verification=cGu6aEplHKqADR0I5swEzEJtUbBTH0aksP2cXY8Unsg
SOAns1051.ui-dns.orghostmaster@1und1.com 2017-06-01 #47

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=1778601516

Same first word

classure.com

Similar names

classeur.fr
acurless.dev
classeru.com
eurclass.it
carussel.com
carussel.hu
lescuras.com
seculars.us
classeur.io
classeur.it

DNS History

14 records (10 active, 4 former)

2017201820192020202120222023202420252026NSns1026.ui-dns.comns1051.ui-dns.orgns1056.ui-dns.bizns1095.ui-dns.dens1.classure.comns2.classure.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commail.classure.comA35.215.105.13767.202.112.41
○NSns1.classure.com2016-12-19 → 2018-07-28 · 4 obs
● 2016-12-19 15:19:56
● 2018-07-28 15:55:12
○ 2026-04-07 23:48:10
○ 2026-05-12 16:05:08
●NSns1026.ui-dns.com2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
●NSns1051.ui-dns.org2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
●NSns1056.ui-dns.biz2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
●NSns1095.ui-dns.de2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
○NSns2.classure.com2016-12-19 → 2018-07-28 · 4 obs
● 2016-12-19 15:19:56
● 2018-07-28 15:55:12
○ 2026-04-07 23:48:10
○ 2026-05-12 16:05:08
●MXalt1.aspmx.l.google.com2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
●MXalt2.aspmx.l.google.com2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
●MXalt3.aspmx.l.google.com2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
●MXalt4.aspmx.l.google.com2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
●MXaspmx.l.google.com2026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
○MXmail.classure.com2016-12-19 → 2018-07-28 · 4 obs
● 2016-12-19 15:19:56
● 2018-07-28 15:55:12
○ 2026-04-07 23:48:10
○ 2026-05-12 16:05:08
●A35.215.105.1372026-04-07 → 2026-05-12 · 3 obs
○ 2018-07-28 15:55:12
● 2026-04-07 23:48:10
● 2026-05-12 16:05:08
○A67.202.112.412016-12-19 → 2018-07-28 · 4 obs
● 2016-12-19 15:19:56
● 2018-07-28 15:55:12
○ 2026-04-07 23:48:10
○ 2026-05-12 16:05:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net...-
classure.comns1095.ui-dns.de, ns1051.ui-dns.org, ns1056.ui-dns.biz, ns1026.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.82.26

NS records: ns1095.ui-dns.de, ns1051.ui-dns.org, ns1056.ui-dns.biz, ns1026.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classure.com (unsigned zone)

⏱️ Timing

Total: 1788ms | Queries: -

📄 Records

TypeCountSample Data
A135.215.105.137
NS4ns1056.ui-dns.biz, ns1026.ui-dns.com...
MX5alt2.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 1)...
TXT2google-site-verification=cGu6aEplHKqADR0, v=spf1 include:_spf-us.ionos.com ~all
SOA1ns1051.ui-dns.org hostmaster.1und1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1026.ui-dns.com, ns1026.ui-dns.com)

Analysis

IP Addresses

classure.com resolves to a single IP: 35.215.105.137.

Other host names, for instance lattimerlawns.com, cityofpragueok.org, movestrongchiro.com, xkl.com and foxrem.com share IP numbers with classure.com.

Name Servers

classure.com is delegated to four name servers: ns1056.ui-dns.biz, ns1026.ui-dns.com, ns1095.ui-dns.de and ns1051.ui-dns.org.

classure.com shares some name servers with other domains, for example samoens.immo, netibe.net, dunno.info, greeksouris.info and alineadent.com.

these name servers are often used with ns1095.ui-dns.org, ns1095.ui-dns.biz, ns1095.ui-dns.com, ns1056.ui-dns.de, ns1026.ui-dns.biz, ns1056.ui-dns.com, ns1056.ui-dns.org, ns1026.ui-dns.de, ns1026.ui-dns.org and ns1051.ui-dns.biz.

Host names with two IP numbers

Two IPs per host:

ns1056.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5138:100 and 217.160.81.56

ns1026.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:521a:100 and 217.160.82.26

ns1095.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:95 and 217.160.80.95

ns1051.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5333:100 and 217.160.83.51

Mail Servers

classure.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

classure.com shares some mail servers with other domains, at least partially; for instance allsafetrading.net, realestateinvestmentqueen.com, endorphin.ro, libinpan.com and e.thezebra.com.

these mail servers are often used together with the mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IPs:

Host aspmx.l.google.com has IPs 2607:f8b0:4004:c08::1a and 142.251.167.26.

Host alt1.aspmx.l.google.com has IPs 2800:3f0:4003:c0f::1a and 108.177.123.26.

Host alt2.aspmx.l.google.com has IPs 2607:f8b0:4023:1015::1a and 172.253.135.27.

Host alt3.aspmx.l.google.com has IPs 2607:f8b0:4001:c70::1a and 192.178.209.26.

Host alt4.aspmx.l.google.com has IPs 2a00:1450:400c:c00::1b and 173.194.76.27.