cosource.nl - robtex.com

cosource.nl

DNSSEC๐Ÿ”’ Signed (DS record present)
A2001:678:be4:9::27๐Ÿ‡ณ๐Ÿ‡ฑ INTENTION-AS2001:678:be4::/48
PTRs927.whserver.nl
A87.239.9.27๐Ÿ‡ณ๐Ÿ‡ฑ INTENTION-AS87.239.9.0/24
NSns0.transip.net โญ ๐Ÿ”’
A2a01:7c8:dddd:195::195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns0.transip.net
A195.135.195.195๐Ÿ‡ฎ๐Ÿ‡น TRANSIP-AS195.135.195.0/24 TransIP B.V.
PTRns0.transip.net
NSns1.transip.nl ๐Ÿ”’
A2a01:7c8:7000:195::195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns1.transip.nl
A195.8.195.195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS195.8.195.0/24 TransIP B.V.
PTRns1.transip.nl
NSns2.transip.eu ๐Ÿ”’
A2a01:7c8:f:c1f::195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns2.transip.eu
A37.97.199.195๐Ÿ‡ณ๐Ÿ‡ฑ TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands
PTRns2.transip.eu
MXcosource-nl.mail.protection.outlook.com โญ
A2a01:111:f403:ca04::4๐Ÿ‡ฎ๐Ÿ‡ช Microsoft2a01:111:f000::/36
PTRmail-db4pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca09::8๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft2a01:111:f000::/36
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::9๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft2a01:111:f000::/36
PTRmail-as8pr04cu00801.inbound.protection.outlook.com
A2a01:111:f403:ca09::c๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft2a01:111:f000::/36
PTRmail-as8pr05cu00304.inbound.protection.outlook.com
A52.101.68.25๐Ÿ‡ฎ๐Ÿ‡ช Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db8pr02cu00101.inbound.protection.outlook.com
A52.101.73.2๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as9pr07cu00302.inbound.protection.outlook.com
A52.101.73.15๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A52.101.73.16๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
TXTv=spf1 include:spf.mailjet.com a mx ip4:82.94.214.0/24 ip4:46.21.235.240/28 a...
TXTMS=ms96985539
SOAns0.transip.nethostmaster@transip.nl 2026-01-15 #1

nl

DNSSEC๐Ÿ”’ Signed (DS record present)
NSns1.dns.nl โญ ๐Ÿ”’
NSns3.dns.nl ๐Ÿ”’
NSns4.dns.nl ๐Ÿ”’
TXTnl zone update: 2026-02-17 01:00:01 +0000 (EPOCH 1771290001)
SOAns1.dns.nldns@sidn.nl 2026-02-17 #2

Same first word

Similar names

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSns0.transip.netns1.transip.nlns2.transip.euns1.weritechhosting.nlns2.weritechhosting.nlMXcosource-nl.mail.protection.outlook.commx.weritech.nlspam01.cloudnet.servicesspam02.cloudnet.servicesA2001:678:be4:9::2787.239.9.275.172.216.196
โ—NSns0.transip.net2026-02-16 โ†’ 2026-02-26 ยท 3 obs
โ—‹ 2018-11-16 13:53:50
โ— 2026-02-16 03:15:06
โ— 2026-02-26 11:33:08
โ—NSns1.transip.nl2026-02-16 โ†’ 2026-02-26 ยท 3 obs
โ—‹ 2018-11-16 13:53:50
โ— 2026-02-16 03:15:06
โ— 2026-02-26 11:33:08
โ—‹NSns1.weritechhosting.nl2015-08-09 โ†’ 2018-11-16 ยท 4 obs
โ— 2015-08-09 02:12:02
โ— 2018-11-16 13:53:50
โ—‹ 2026-02-16 03:15:06
โ—‹ 2026-02-26 11:33:08
โ—NSns2.transip.eu2026-02-16 โ†’ 2026-02-26 ยท 3 obs
โ—‹ 2018-11-16 13:53:50
โ— 2026-02-16 03:15:06
โ— 2026-02-26 11:33:08
โ—‹NSns2.weritechhosting.nl2015-08-09 โ†’ 2018-11-16 ยท 4 obs
โ— 2015-08-09 02:12:02
โ— 2018-11-16 13:53:50
โ—‹ 2026-02-16 03:15:06
โ—‹ 2026-02-26 11:33:08
โ—MXcosource-nl.mail.protection.outlook.com2026-02-16 โ†’ 2026-02-26 ยท 3 obs
โ—‹ 2018-11-16 13:53:50
โ— 2026-02-16 03:15:06
โ— 2026-02-26 11:33:08
โ—‹MXmx.weritech.nl2015-08-09 โ†’ 2017-02-05 ยท 4 obs
โ— 2015-08-09 02:12:02
โ— 2017-02-05 06:20:40
โ—‹ 2018-11-16 13:53:50
โ—‹ 2026-02-26 11:33:08
โ—‹MXspam01.cloudnet.services2018-11-16 โ†’ 2018-11-16 ยท 4 obs
โ—‹ 2017-02-05 06:20:40
โ— 2018-11-16 13:53:50
โ—‹ 2026-02-16 03:15:06
โ—‹ 2026-02-26 11:33:08
โ—‹MXspam02.cloudnet.services2018-11-16 โ†’ 2018-11-16 ยท 4 obs
โ—‹ 2017-02-05 06:20:40
โ— 2018-11-16 13:53:50
โ—‹ 2026-02-16 03:15:06
โ—‹ 2026-02-26 11:33:08
โ—A2001:678:be4:9::272026-02-16 โ†’ 2026-02-26 ยท 3 obs
โ—‹ 2018-11-16 13:53:50
โ— 2026-02-16 03:15:06
โ— 2026-02-26 11:33:08
โ—‹A5.172.216.1962015-08-09 โ†’ 2018-11-16 ยท 4 obs
โ— 2015-08-09 02:12:02
โ— 2018-11-16 13:53:50
โ—‹ 2026-02-16 03:15:06
โ—‹ 2026-02-26 11:33:08
โ—A87.239.9.272026-02-16 โ†’ 2026-02-26 ยท 3 obs
โ—‹ 2018-11-16 13:53:50
โ— 2026-02-16 03:15:06
โ— 2026-02-26 11:33:08

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
cosource.nlns0.transip.net, ns1.transip.nl, ns2.transip.eu2 records

โœ… Authoritative Response

Server: 195.135.195.195

NS records: ns0.transip.net, ns1.transip.nl, ns2.transip.eu

๐Ÿ”’ DNSSEC Status

๐Ÿ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

โฑ๏ธ Timing

Total: 810ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A187.239.9.27
AAAA12001:678:be4:9::27
NS3ns0.transip.net, ns1.transip.nl...
MX1cosource-nl.mail.protection.outlook.com
TXT2MS=ms96985539, v=spf1 include:spf.mailjet.com a mx ip4:
SOA1ns0.transip.net hostmaster.transip.nl

๐Ÿ“Œ Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.transip.nl, ns1.transip.nl)

AI analysis

cosource.nl resolves to two IP numbers: 2001:678:be4:9::27 and 87.239.9.27.

other host names including melens.nl, samoise.nl, 1qkh7met21chm5hk8g4034tceurrlvt3.gumtree.nl, martinali.com and www.juulrameau.com share IP numbers with cosource.nl.

cosource.nl is delegated to three name servers ns2.transip.eu, ns0.transip.net and ns1.transip.nl.

cosource.nl at least partially shares name servers with other domains, for instance bijldejong.nl, digiplus.info, gopass.eu, liveregie.nl and meesterkeukens.net.

Host names with two IP numbers:

ns2.transip.eu points to: 2a01:7c8:f:c1f::195 and 37.97.199.195.

ns0.transip.net points to: 2a01:7c8:dddd:195::195 and 195.135.195.195.

ns1.transip.nl points to: 2a01:7c8:7000:195::195 and 195.8.195.195.

cosource.nl is handled by a single mail server, cosource-nl.mail.protection.outlook.com.

Host cosource-nl.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::4, 2a01:111:f403:ca09::8, 2a01:111:f403:ca09::9, 2a01:111:f403:ca09::c, 52.101.68.25, 52.101.73.2, 52.101.73.15 and 52.101.73.16.