`bertholon.nl`

DNSSEC	🔒 Signed (DS record present)
A	81.172.136.176^{🇳🇱 KABELFOON81.172.128.0/17}
		PTR	`host-gj.ors-w2d1-a.v4.dfn.nl`
NS	`haley.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:260f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`haley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c20f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`haley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:220f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`haley.ns.cloudflare.com`
		A	108.162.194.15^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`haley.ns.cloudflare.com`
		A	162.159.38.15^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`haley.ns.cloudflare.com`
		A	172.64.34.15^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`haley.ns.cloudflare.com`
NS	`lewis.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c9f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lewis.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c39f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lewis.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:239f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lewis.ns.cloudflare.com`
		A	108.162.195.159^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lewis.ns.cloudflare.com`
		A	162.159.44.159^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lewis.ns.cloudflare.com`
		A	172.64.35.159^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lewis.ns.cloudflare.com`
TXT	`ca3-418df3a4f98f440fb93bb193d94261b9`
TXT	`v=spf1 -all`
SOA	`haley.ns.cloudflare.com`dns@cloudflare.com serial=2398833023

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐ 🔒
	NS	`ns3.dns.nl` 🔒
	NS	`ns4.dns.nl` 🔒
	TXT	`nl zone update: 2026-03-15 06:00:02 +0000 (EPOCH 1773554402)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-03-15 #12

Subdomains

mail.bertholon.nl

Same first word

bertholon.nl

bertholon.info

Similar names

holberton.us

brnohotel.info

hotelbrno.info

hotelborn.de

DNS History

7 records (3 active, 4 former)

●NShaley.ns.cloudflare.com2026-03-23 → 2026-03-23 · 2 obs

○ 2020-03-03 04:37:24
● 2026-03-23 13:23:08

●NSlewis.ns.cloudflare.com2026-03-23 → 2026-03-23 · 2 obs

○ 2020-03-03 04:37:24
● 2026-03-23 13:23:08

○NSns1.hostnet.nl2015-07-13 → 2020-03-03 · 3 obs

● 2015-07-13 16:04:34
● 2020-03-03 04:37:24
○ 2026-03-23 13:23:08

○NSns2.hostnetbv.com2015-07-13 → 2017-03-26 · 4 obs

● 2015-07-13 16:04:34
● 2017-03-26 10:10:16
○ 2020-03-03 04:37:24
○ 2026-03-23 13:23:08

○NSns3.hostnetbv.nl2015-07-13 → 2017-03-26 · 4 obs

● 2015-07-13 16:04:34
● 2017-03-26 10:10:16
○ 2020-03-03 04:37:24
○ 2026-03-23 13:23:08

●A81.172.136.1762026-03-23 → 2026-03-23 · 1 obs

● 2026-03-23 13:23:08

○CNAMEjvi03unf84j2kdo83jm.duckdns.org2020-03-03 → 2020-03-03 · 2 obs

● 2020-03-03 04:37:24
○ 2026-03-23 13:23:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns3.dns.nl, ns1.dns.nl	-
bertholon.nl	haley.ns.cloudflare.com, lewis.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.159

NS records: haley.ns.cloudflare.com, lewis.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 286ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.172.136.176`
NS	2	`haley.ns.cloudflare.com, lewis.ns.cloudflare.com`
MX	1	`. (pri: 0)`
TXT	2	`ca3-418df3a4f98f440fb93bb193d94261b9, v=spf1 -all`
SOA	1	`haley.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

bertholon.nl is the parent of mail.bertholon.nl.

IP Addresses

bertholon.nl points to a single IP number: 81.172.136.176.

Other host names like jvi03unf84j2kdo83jm.duckdns.org and host-gj.ors-w2d1-a.v4.dfn.nl share IP numbers with bertholon.nl.

Name Servers

bertholon.nl is delegated to two name servers: haley.ns.cloudflare.com and lewis.ns.cloudflare.com.

bertholon.nl shares the same name server setup as other domains, for example sirjs.com, aatmagna.org, burotic-diffusion.com, valeriejonestaylor.com and wienrp.at.

bertholon.nl at least partially shares name servers with other domains, for instance zlibraryb.online, codyschibi.com, zghfzs.com, netplix.top and twpbzj.com.

These name servers are commonly used with kurt.ns.cloudflare.com, kevin.ns.cloudflare.com and malcolm.ns.cloudflare.com.

Host names with six IP numbers:

haley.ns.cloudflare.com points to: 2606:4700:50::a29f:260f, 2803:f800:50::6ca2:c20f, 2a06:98c1:50::ac40:220f, 108.162.194.15, 162.159.38.15 and 172.64.34.15; lewis.ns.cloudflare.com points to: 2606:4700:58::a29f:2c9f, 2803:f800:50::6ca2:c39f, 2a06:98c1:50::ac40:239f, 108.162.195.159, 162.159.44.159 and 172.64.35.159.

bertholon.nl - robtex.com

bertholon.nl

nl