readu.de - robtex.com

readu.de

DNSSEC⚠️ Not signed
A91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI
NSsl1.sedo.com ⭐
A91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI
NSsl2.sedo.com
A91.195.241.173🇩🇪 SEDO91.195.240.0/23 -NET-PI
MXlocalhost ⭐
TXTv=spf1 -all
SOAsl1.sedo.comhostmaster@sedo.de 2018-05-16 #1

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1785309428

Subdomains

claude-api.readu.de

Same first word

readu.net
readu.de
readu.cn
readu.com
readu.io

Similar names

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audre.com
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raude.eu
uader.com
eruda.net
raedu.com
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aredu.us
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dauer.com.br
udrea.com
eradu.ro
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duaer.name
udear.net
uread.com
dareu.org
edura.dnsalias.com
dauer.su
dareu.net
rueda.org
radue.co.za
rueda.info
eduar.do
eurad.sk
duare.com
erdua.com
audre.net
rueda.nl
duaer.com
reaud.org
eurad.fr
dareu.com.vn
eudar.com.tw
eurad.net
edura.net
edura.edu.vn
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derua.com
rueda.de
rueda.net
edura.be
eruda.de
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dauer.de
dearu.org
dauer.me
audre.org
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rueda.be
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raedu.net
uread.it
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adure.com
dreau.com
rueda.com
dareu.se
euadr.eu
eurad.nl
eurad.de
rueda.eu
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dauer.net
dauer.lv
arude.co.jp
aredu.de
arude.com
uread.de
dareu.com
aredu.es
eurad.org
edura.ch
deura.com
eruda.ru
edura.co
eurad.com
adreu.com

DNS History

4 records (4 active, 0 former)

NSsl1.sedo.comsl2.sedo.comMXlocalhostA91.195.241.232
●NSsl1.sedo.com2026-07-25 → 2026-07-29 · 2 obs
● 2026-07-25 10:03:18
● 2026-07-29 07:32:16
●NSsl2.sedo.com2026-07-25 → 2026-07-29 · 2 obs
● 2026-07-25 10:03:18
● 2026-07-29 07:32:16
●MXlocalhost2026-07-25 → 2026-07-29 · 2 obs
● 2026-07-25 10:03:18
● 2026-07-29 07:32:16
●A91.195.241.2322026-07-25 → 2026-07-29 · 2 obs
● 2026-07-25 10:03:18
● 2026-07-29 07:32:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
readu.desl1.sedo.com, sl2.sedo.com-

✅ Authoritative Response

Server:91.195.241.173

NS records: sl1.sedo.com, sl2.sedo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for readu.de (unsigned zone)

⏱️ Timing

Total: 3852ms | Queries: -

📄 Records

TypeCountSample Data
A191.195.241.232
NS2sl1.sedo.com, sl2.sedo.com
MX1localhost (pri: 0)
TXT1v=spf1 -all
SOA1sl1.sedo.com hostmaster.sedo.de

Analysis

Hierarchy

readu.de is a parent domain of claude-api.readu.de.

IP Addresses

readu.de has exactly one IP address — 91.195.241.232.

claude-api.reviewonline.de, eventscape.de, aitravel.online plus two other host names have IP numbers in common with readu.de.

Name Servers

readu.de uses two name servers for its delegation: sl1.sedo.com and sl2.sedo.com.

The name server configuration of readu.de is shared with other domains, for instance askbid.de, softok.de, (0x736578)ygirl(0x787878).free.frl and two others.

sl1.sedo.com and sl2.sedo.com each resolve to one IP number: sl1.sedo.com points to 91.195.240.173 and sl2.sedo.com points to 91.195.241.173.

Mail Servers

readu.de uses one mail server — localhost.

The mail server setup of readu.de matches that of other domains such as lockednloaded.de, recommended.website, abc.gr and two others.