cpp.nu - dns.ninja

cpp.nu

DNSSEC⚠️ Not signed
A178.21.73.112πŸ‡ΈπŸ‡ͺ ADMAX178.21.73.0/24
PTRda103.admax.se
NSns1.worldcastdns.se ⭐
A2a04:780:4::8πŸ‡ΈπŸ‡ͺ ADMAX2a04:780::/29
PTRns1.worldcastdns.se
A178.21.72.132πŸ‡ΈπŸ‡ͺ ADMAX178.21.72.0/24
PTRns1.worldcastdns.se
NSns2.worldcastdns.com
A178.73.214.157πŸ‡ΈπŸ‡ͺ GLESYS178.73.192.0/18 Portlane Network
PTRns2.worldcastdns.com
NSns3.worldcastdns.eu
A2001:41d0:701:1100::2522πŸ‡©πŸ‡ͺ OVH2001:41d0::/32 IPv6
PTRns3.worldcastdns.eu
A51.75.73.106πŸ‡©πŸ‡ͺ OVH51.75.0.0/16
PTRns3.worldcastdns.eu
NSns4.worldcastdns.us
A2607:5300:201:3100::55f9πŸ‡¨πŸ‡¦ OVH2607:5300::/32 Hosting route
PTRns4.worldcastdns.us
A192.99.70.212πŸ‡¨πŸ‡¦ OVH192.99.0.0/16 Hosting route
PTRns4.worldcastdns.us
MXmail.smartemail.se ⭐
A185.88.136.52πŸ‡ΈπŸ‡ͺ ADMAX185.88.136.0/22
PTRmail.smartemail.se
TXTv=spf1 a mx a:smtp2.smartemail.se a:smtp3.smartemail.se a:smtp4.smartemail.se...
SOAns1.worldcastdns.sehostmaster@cpp.nu 2023-12-06 #6

nu

DNSSECπŸ”’ Signed (DS record present)
NScatcher-in-the-rye.nic.nu ⭐
NSa.ns.nu
NSc.ns.nu
NSd.ns.nu
NSm.ns.nu
NSy.ns.nu
NSz.ns.nu
TXTNU zone update: 2026-06-04 16:05:16 +0000 (EPOCH 1780589116) (auto)
TXTid:d98d69fa-f898-4e28-b7a2-6d8866ac3748
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1780589169

Subdomains

Same first word

Similar names

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSns1.worldcastdns.sens2.worldcastdns.comns3.worldcastdns.euns4.worldcastdns.usns1.enaserver.comns2.enaserver.comMXmail.smartemail.semail.cpp.nuA178.21.73.112178.21.72.168188.126.72.152
β—‹NSns1.enaserver.com2015-06-25 β†’ 2017-01-12 Β· 4 obs
● 2015-06-25 14:02:58
● 2017-01-12 00:44:50
β—‹ 2026-02-17 00:34:08
β—‹ 2026-06-04 16:28:40
●NSns1.worldcastdns.se2026-02-17 β†’ 2026-06-04 Β· 3 obs
β—‹ 2017-01-12 00:44:50
● 2026-02-17 00:34:08
● 2026-06-04 16:28:40
β—‹NSns2.enaserver.com2015-06-25 β†’ 2017-01-12 Β· 4 obs
● 2015-06-25 14:02:58
● 2017-01-12 00:44:50
β—‹ 2026-02-17 00:34:08
β—‹ 2026-06-04 16:28:40
●NSns2.worldcastdns.com2026-02-17 β†’ 2026-06-04 Β· 3 obs
β—‹ 2017-01-12 00:44:50
● 2026-02-17 00:34:08
● 2026-06-04 16:28:40
●NSns3.worldcastdns.eu2026-02-17 β†’ 2026-06-04 Β· 3 obs
β—‹ 2017-01-12 00:44:50
● 2026-02-17 00:34:08
● 2026-06-04 16:28:40
●NSns4.worldcastdns.us2026-02-17 β†’ 2026-06-04 Β· 3 obs
β—‹ 2017-01-12 00:44:50
● 2026-02-17 00:34:08
● 2026-06-04 16:28:40
β—‹MXmail.cpp.nu2015-06-25 β†’ 2017-01-12 Β· 4 obs
● 2015-06-25 14:02:58
● 2017-01-12 00:44:50
β—‹ 2026-02-17 00:34:08
β—‹ 2026-06-04 16:28:40
●MXmail.smartemail.se2026-02-17 β†’ 2026-06-04 Β· 3 obs
β—‹ 2017-01-12 00:44:50
● 2026-02-17 00:34:08
● 2026-06-04 16:28:40
β—‹A178.21.72.1682015-06-25 β†’ 2017-01-12 Β· 7 obs
● 2015-06-25 14:02:58
β—‹ 2015-11-05 19:41:44
β—‹ 2016-04-07 00:24:08
● 2016-07-05 12:04:48
● 2017-01-12 00:44:50
β—‹ 2026-02-17 00:34:08
β—‹ 2026-06-04 16:28:40
●A178.21.73.1122026-02-17 β†’ 2026-06-04 Β· 3 obs
β—‹ 2017-01-12 00:44:50
● 2026-02-17 00:34:08
● 2026-06-04 16:28:40
β—‹A188.126.72.1522015-11-05 β†’ 2016-04-07 Β· 5 obs
β—‹ 2015-06-25 14:02:58
● 2015-11-05 19:41:44
● 2016-04-07 00:24:08
β—‹ 2016-07-05 12:04:48
β—‹ 2026-06-04 16:28:40

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
nua.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...12 records
cpp.nuns1.worldcastdns.se, ns2.worldcastdns.com, ns3.worldcastdns.eu, ns4.worldcastdns.us-

βœ… Authoritative Response

Server:51.75.73.106

NS records: ns1.worldcastdns.se, ns2.worldcastdns.com, ns3.worldcastdns.eu, ns4.worldcastdns.us

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cpp.nu (unsigned zone)

⏱️ Timing

Total: 2395ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A1178.21.73.112
NS4ns3.worldcastdns.eu, ns1.worldcastdns.se...
MX1mail.smartemail.se (pri: 10)
TXT1v=spf1 a mx a:smtp2.smartemail.se a:smtp
SOA1ns1.worldcastdns.se hostmaster.cpp.nu

πŸ“Œ Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.nu, c.ns.nu, d.ns.nu...)

Analysis

Hierarchy

cpp.nu is a parent domain of mail.cpp.nu.

IP Addresses

cpp.nu resolves to just one IP address, 178.21.73.112.

Two other host names, along with apeli.se, tanemb.se and ljungkrantz.eu, also share IP numbers with cpp.nu.

Name Servers

cpp.nu carries NS records pointing to 4 name servers: ns2.worldcastdns.com, ns3.worldcastdns.eu, ns1.worldcastdns.se and ns4.worldcastdns.us.

cpp.nu shares at least some of its name servers with other domains, including wal.se, ilmonte.nu, mvusab.se and two others.

These name servers co-occur with ns1.admax.se, ns1.elitdns.se, ns2.admax.se and seven other name servers on a regular basis.

Host names that have two IP addresses:

ns3.worldcastdns.eu maps to two IP addresses β€” 51.75.73.106 and 2001:41d0:701:1100::2522.

ns1.worldcastdns.se maps to two IP addresses β€” 178.21.72.132 and 2a04:780:4::8.

ns4.worldcastdns.us maps to two IP addresses β€” 192.99.70.212 and 2607:5300:201:3100::55f9.

Host names with one IP number:

ns2.worldcastdns.com points to the IP address 178.73.214.157.

Mail Servers

The sole mail server for cpp.nu is mail.smartemail.se.

Among the domains sharing a mail server setup with cpp.nu are vallingbyfh.se, ibag.se, cegewe.se and two others.

There is at least a partial overlap in mail servers between cpp.nu and other domains like kornhamnstorg.com, tungelstaif.se and coagu-chek.se.

There is one IP number for mail.smartemail.se: 185.88.136.52.