letterworld.nu - robtex.com

letterworld.nu

DNSSEC🔒 Signed (DS record present)
A212.83.230.234🇳🇱 Interconnect212.83.192.0/18 MLC/InterConnect routed block
NSnsauth1.interconnect-dns.nl ⭐
A2001:4018:1:192::198🇳🇱 Interconnect2001:4018::/32 MLC/InterConnect routed block
A212.83.192.198🇳🇱 Interconnect212.83.192.0/18 MLC/InterConnect routed block
PTRnsauth1.interconnect-dns.nl
NSnsauth2.interconnect-dns.eu
A2001:4018:1:64::198🇳🇱 Interconnect2001:4018::/32 MLC/InterConnect routed block
A213.207.64.198🇳🇱 Interconnect213.207.64.0/18 MLC/InterConnect routed block
PTRnsauth2.interconnect-dns.eu
NSnsauth3.interconnect-dns.be
A2001:4018:3:12::198🇳🇱 Interconnect2001:4018::/32 MLC/InterConnect routed block
PTRnsauth3.interconnect-dns.be
A212.83.206.198🇳🇱 Interconnect212.83.192.0/18 MLC/InterConnect routed block
PTRnsauth3.interconnect-dns.be
MXsmx1.interconnect.nl ⭐
A2001:4018:1:193::60🇳🇱 Interconnect2001:4018::/32 MLC/InterConnect routed block
A212.83.193.60🇳🇱 Interconnect212.83.192.0/18 MLC/InterConnect routed block
PTRsmx1.interconnect.nl
MXsmx2.interconnect.nl ⭐
A2001:4018:1:193::61🇳🇱 Interconnect2001:4018::/32 MLC/InterConnect routed block
A212.83.193.61🇳🇱 Interconnect212.83.192.0/18 MLC/InterConnect routed block
PTRsmx2.interconnect.nl
MXsmx3.interconnect.nl ⭐
A2001:4018:1:193::62🇳🇱 Interconnect2001:4018::/32 MLC/InterConnect routed block
A212.83.193.62🇳🇱 Interconnect212.83.192.0/18 MLC/InterConnect routed block
PTRsmx3.interconnect.nl
MXfallback.interconnect.nl(1000)
A2001:4018:1:192::34🇳🇱 Interconnect2001:4018::/32 MLC/InterConnect routed block
A212.83.192.34🇳🇱 Interconnect212.83.192.0/18 MLC/InterConnect routed block
PTRfallback.interconnect.nl
SOAnsauth1.interconnect-dns.nlpostmaster@interconnect.nl 2019-01-15 #7

nu

DNSSEC🔒 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
TXTid:d97a9dba-f372-4572-800b-00929106c618
TXTNU zone update: 2026-04-13 10:33:18 +0000 (EPOCH 1776076398) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1776076458

Same first word

letterworld.net
letterworld.de
letterworld.be
letterworld.nu
letterworld.org

Similar names

worldletter.com

DNS History

13 records (8 active, 5 former)

20162017201820192020202120222023202420252026NSnsauth1.interconnect-dns.nlnsauth2.interconnect-dns.eunsauth3.interconnect-dns.bens.eatserver.nlns2.eatserver.nlMXfallback.interconnect.nlsmx1.interconnect.nlsmx2.interconnect.nlsmx3.interconnect.nlmail.letterworld.nuA212.83.230.234195.20.9.882001:67c:28fc:195:20:9:88:0
○NSns.eatserver.nl2015-08-13 → 2016-09-12 · 4 obs
● 2015-08-13 21:07:22
● 2016-09-12 01:16:22
○ 2026-02-16 22:33:12
○ 2026-04-13 11:30:18
○NSns2.eatserver.nl2015-08-13 → 2016-09-12 · 4 obs
● 2015-08-13 21:07:22
● 2016-09-12 01:16:22
○ 2026-02-16 22:33:12
○ 2026-04-13 11:30:18
●NSnsauth1.interconnect-dns.nl2026-02-16 → 2026-04-13 · 3 obs
○ 2016-09-12 01:16:22
● 2026-02-16 22:33:12
● 2026-04-13 11:30:18
●NSnsauth2.interconnect-dns.eu2026-02-16 → 2026-04-13 · 3 obs
○ 2016-09-12 01:16:22
● 2026-02-16 22:33:12
● 2026-04-13 11:30:18
●NSnsauth3.interconnect-dns.be2026-02-16 → 2026-04-13 · 3 obs
○ 2016-09-12 01:16:22
● 2026-02-16 22:33:12
● 2026-04-13 11:30:18
●MXfallback.interconnect.nl2026-02-16 → 2026-04-13 · 3 obs
○ 2016-09-12 01:16:22
● 2026-02-16 22:33:12
● 2026-04-13 11:30:18
○MXmail.letterworld.nu2015-08-13 → 2016-09-12 · 4 obs
● 2015-08-13 21:07:22
● 2016-09-12 01:16:22
○ 2026-02-16 22:33:12
○ 2026-04-13 11:30:18
●MXsmx1.interconnect.nl2026-02-16 → 2026-04-13 · 3 obs
○ 2016-09-12 01:16:22
● 2026-02-16 22:33:12
● 2026-04-13 11:30:18
●MXsmx2.interconnect.nl2026-02-16 → 2026-04-13 · 3 obs
○ 2016-09-12 01:16:22
● 2026-02-16 22:33:12
● 2026-04-13 11:30:18
●MXsmx3.interconnect.nl2026-02-16 → 2026-04-13 · 3 obs
○ 2016-09-12 01:16:22
● 2026-02-16 22:33:12
● 2026-04-13 11:30:18
○A195.20.9.882015-08-13 → 2016-09-12 · 4 obs
● 2015-08-13 21:07:22
● 2016-09-12 01:16:22
○ 2026-02-16 22:33:12
○ 2026-04-13 11:30:18
○A2001:67c:28fc:195:20:9:88:02015-10-13 → 2016-09-12 · 5 obs
○ 2015-08-13 21:07:22
● 2015-10-13 10:36:34
● 2016-09-12 01:16:22
○ 2026-02-16 22:33:12
○ 2026-04-13 11:30:18
●A212.83.230.2342026-02-16 → 2026-04-13 · 3 obs
○ 2016-09-12 01:16:22
● 2026-02-16 22:33:12
● 2026-04-13 11:30:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nuc.ns.nu, y.ns.nu, z.ns.nu, a.ns.nu...-
letterworld.nunsauth2.interconnect-dns.eu, nsauth1.interconnect-dns.nl, nsauth3.interconnect-dns.be-

✅ Authoritative Response

Server:212.83.206.198

NS records: nsauth2.interconnect-dns.eu, nsauth1.interconnect-dns.nl, nsauth3.interconnect-dns.be

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1096ms | Queries: -

📄 Records

TypeCountSample Data
A1212.83.230.234
NS3nsauth3.interconnect-dns.be, nsauth2.interconnect-dns.eu...
MX4smx1.interconnect.nl (pri: 10), smx3.interconnect.nl (pri: 10)...
SOA1nsauth1.interconnect-dns.nl postmaster.i

Analysis

IP Addresses

letterworld.nu points to IP number 212.83.230.234.

For instance, other host names filematcher.com, pleskwebhosting.be, grandera.nl, streamingaudio.eu and grandera.net share IP numbers with letterworld.nu.

Name Servers

The delegation for letterworld.nu is handled by three name servers: nsauth3.interconnect-dns.be, nsauth2.interconnect-dns.eu and nsauth1.interconnect-dns.nl.

letterworld.nu shares name servers with other domains at least partially, for example swinkels.us, vdbrandt.nl, voetisch.nl, suikerinfo.com and steamfresh.eu.

Host names with two IPs:

nsauth3.interconnect-dns.be points to 2001:4018:3:12::198 and 212.83.206.198

nsauth2.interconnect-dns.eu points to 2001:4018:1:64::198 and 213.207.64.198

nsauth1.interconnect-dns.nl points to 2001:4018:1:192::198 and 212.83.192.198

Mail Servers

letterworld.nu is handled by four mail servers: fallback.interconnect.nl, smx1.interconnect.nl, smx2.interconnect.nl and smx3.interconnect.nl.

letterworld.nu shares mail servers with other domains at least partially; for instance barbas.be, syto.eu, kopsterk.nl, dance4ever.nl and madeindelft.com.

these mail servers are commonly used with the mail servers relay.transip.nl.

Host names with two IP numbers:

fallback.interconnect.nl points to: 2001:4018:1:192::34 and 212.83.192.34

smx1.interconnect.nl points to: 2001:4018:1:193::60 and 212.83.193.60

smx2.interconnect.nl points to: 2001:4018:1:193::61 and 212.83.193.61

smx3.interconnect.nl points to: 2001:4018:1:193::62 and 212.83.193.62