jmjacobs.net - robtex.com

jmjacobs.net

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.165🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSshades09.rzone.de ⭐
A2607:f1c0:fe:53:185:132:34:136🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRshades09.rzone.de
A185.132.34.136🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRshades09.rzone.de
NSdocks10.rzone.de
A2001:8d8:fe:53:5747:2a74:d:10🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRdocks10.rzone.de
A217.160.80.137🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRdocks10.rzone.de
MXsmtp.rzone.de ⭐
A2a01:238:20a:202:50f0::2097🇩🇪 STRATO2a01:238:20a::/48 Strato AG
A81.169.145.98🇩🇪 STRATO81.169.144.0/22 AG
PTRsmtp.rzone.de
SOAshades09.rzone.dehostmaster@strato-rz.de 2020-06-03 #27

net

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=1776167682

Subdomains

mailspool.jmjacobs.net
maildefer.jmjacobs.net

Same first word

jmjacobs.net

Similar names

mjjacobs.net

DNS History

7 records (5 active, 2 former)

20162017201820192020202120222023202420252026NSdocks10.rzone.deshades09.rzone.deMXsmtp.rzone.deA2001:8d8:100f:f000::200217.160.0.1652a01:238:20a:202:1066::81.169.145.66
●NSdocks10.rzone.de2015-07-23 → 2026-04-14 · 2 obs
● 2015-07-23 11:08:04
● 2026-04-14 12:07:50
●NSshades09.rzone.de2015-07-23 → 2026-04-14 · 2 obs
● 2015-07-23 11:08:04
● 2026-04-14 12:07:50
●MXsmtp.rzone.de2015-07-23 → 2026-04-14 · 2 obs
● 2015-07-23 11:08:04
● 2026-04-14 12:07:50
●A2001:8d8:100f:f000::2002026-04-13 → 2026-04-14 · 3 obs
○ 2019-03-07 02:40:02
● 2026-04-13 16:05:50
● 2026-04-14 12:07:50
●A217.160.0.1652026-04-13 → 2026-04-14 · 3 obs
○ 2019-03-07 02:40:02
● 2026-04-13 16:05:50
● 2026-04-14 12:07:50
○A2a01:238:20a:202:1066::2015-07-23 → 2019-03-07 · 4 obs
● 2015-07-23 11:08:04
● 2019-03-07 02:40:02
○ 2026-04-13 16:05:50
○ 2026-04-14 12:07:50
○A81.169.145.662015-07-23 → 2019-03-07 · 4 obs
● 2015-07-23 11:08:04
● 2019-03-07 02:40:02
○ 2026-04-13 16:05:50
○ 2026-04-14 12:07:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
netg.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net...-
jmjacobs.netshades09.rzone.de, docks10.rzone.de-

✅ Authoritative Response

Server:217.160.80.137

NS records: shades09.rzone.de, docks10.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jmjacobs.net (unsigned zone)

⏱️ Timing

Total: 547ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.165
AAAA12001:8d8:100f:f000::200
NS2docks10.rzone.de, shades09.rzone.de
MX1smtp.rzone.de (pri: 5)
SOA1shades09.rzone.de hostmaster.strato-rz.d

Analysis

Hierarchy

jmjacobs.net is a parent of mailspool.jmjacobs.net and maildefer.jmjacobs.net.

IP Addresses

jmjacobs.net points to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.165.

Other host names, for instance hundetrainerausbildung.de, iray.co.uk, mp6.fr, www.fadakar.com and riegel.be share IP numbers with jmjacobs.net.

Name Servers

Delegation for jmjacobs.net rests with two name servers, docks10.rzone.de and shades09.rzone.de.

jmjacobs.net shares the same name server setup as other domains, including ws64.de, stibotec.de, sikatron.biz, hausmeisterservice-heidelberg.de and mft-web.de.

jmjacobs.net at least partially shares name servers with other domains, for instance hof-dinkelberg.de, kutrans.com, zeiglet.net, geo-mathe.de and spedition-wissing.com.

These name servers are commonly used together with the name servers docks02.rzone.de, shades20.rzone.de, shades07.rzone.de, docks13.rzone.de, docks03.rzone.de, shades08.rzone.de, shades01.rzone.de, docks01.rzone.de, shades04.rzone.de and shades19.rzone.de.

Host names with two IP numbers: docks10.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:10 and 217.160.80.137; shades09.rzone.de points to 2607:f1c0:fe:53:185:132:34:136 and 185.132.34.136.

Mail Servers

jmjacobs.net is handled by a single mail server, smtp.rzone.de.

jmjacobs.net uses the same mail server configuration as other domains, such as warminklichtgeluid.nl, nassenheider.com, merriecuts.com, tabline.nl and senior-phone.com.

smtp.rzone.de resolves to two IP numbers: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.