codalab.org - dns.ninja

`codalab.org`

DNSSEC	⚠️ Not signed
A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
		PTR	`cdn-185-199-108-153.github.com`
A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
A	185.199.110.153^{🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24}
A	185.199.111.153^{🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24}
NS	`ns41.domaincontrol.com` ⭐
		A	2603:5:2142::15^{🇺🇸 GODADDY-DNS2603:5:2140::/44}
			PTR	`ns41.domaincontrol.com`
		A	97.74.100.21^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns41.domaincontrol.com`
NS	`ns42.domaincontrol.com`
		A	2603:5:2242::15^{🇺🇸 GODADDY-DNS2603:5:2240::/44}
			PTR	`ns42.domaincontrol.com`
		A	173.201.68.21^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns42.domaincontrol.com`
MX	`smtpin-domext.lri.fr` ⭐
		A	129.175.15.30^{🇫🇷 FR-U-PARISSUD-ORSAY129.175.0.0/16}
			PTR	`smtpin-domext.lri.fr`
TXT	`v=spf1 ip4:129.175.8.27/32 ip4:129.175.15.0/24 include:lisn.fr include:lri.fr...`
SOA	`ns41.domaincontrol.com`dns@jomax.net 2026-07-21 #1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1784873507

rank #75253 globally
rank #7651 in the tld
📈 Tranco rank: #258,547

Subdomains

www.codalab.org

Same first word

codalab.org

codalab.ch

codalab.com

codalab.co

codalab.github.io

Similar names

loadabc.com

abcload.de

labdaco.com

dalbaco.com

dcaolab.com

labdaco.com.mx

cabaldo.com

balcoda.com

adcolab.com

abcload.com

odaclab.com

labocad.com

DNS History

13 records (7 active, 6 former)

●NSns41.domaincontrol.com2016-01-28 → 2026-07-24 · 3 obs

○ 2015-10-30 04:10:02
● 2016-01-28 04:02:00
● 2026-07-24 06:26:24

●NSns42.domaincontrol.com2016-01-28 → 2026-07-24 · 3 obs

○ 2015-10-30 04:10:02
● 2016-01-28 04:02:00
● 2026-07-24 06:26:24

○NSpdns03.domaincontrol.com2015-08-10 → 2015-10-30 · 4 obs

● 2015-08-10 09:20:18
● 2015-10-30 04:10:02
○ 2016-01-28 04:02:00
○ 2026-07-24 06:26:24

○NSpdns04.domaincontrol.com2015-08-10 → 2015-10-30 · 4 obs

● 2015-08-10 09:20:18
● 2015-10-30 04:10:02
○ 2016-01-28 04:02:00
○ 2026-07-24 06:26:24

○MXmx1.emailsrvr.com2015-08-10 → 2016-04-18 · 4 obs

● 2015-08-10 09:20:18
● 2016-04-18 13:43:02
○ 2026-03-22 18:59:18
○ 2026-07-24 06:26:24

○MXmx2.emailsrvr.com2015-08-10 → 2016-04-18 · 4 obs

● 2015-08-10 09:20:18
● 2016-04-18 13:43:02
○ 2026-03-22 18:59:18
○ 2026-07-24 06:26:24

●MXsmtpin-domext.lri.fr2026-03-22 → 2026-07-24 · 3 obs

○ 2016-04-18 13:43:02
● 2026-03-22 18:59:18
● 2026-07-24 06:26:24

○A137.135.43.2002015-08-10 → 2015-10-30 · 4 obs

● 2015-08-10 09:20:18
● 2015-10-30 04:10:02
○ 2016-01-28 04:02:00
○ 2026-07-24 06:26:24

●A185.199.108.1532026-03-22 → 2026-07-24 · 3 obs

○ 2016-04-18 13:43:02
● 2026-03-22 18:59:18
● 2026-07-24 06:26:24

●A185.199.109.1532026-03-22 → 2026-07-24 · 3 obs

○ 2016-04-18 13:43:02
● 2026-03-22 18:59:18
● 2026-07-24 06:26:24

●A185.199.110.1532026-03-22 → 2026-07-24 · 3 obs

○ 2016-04-18 13:43:02
● 2026-03-22 18:59:18
● 2026-07-24 06:26:24

●A185.199.111.1532026-03-22 → 2026-07-24 · 3 obs

○ 2016-04-18 13:43:02
● 2026-03-22 18:59:18
● 2026-07-24 06:26:24

○A23.235.47.1332016-01-28 → 2016-04-18 · 5 obs

○ 2015-10-30 04:10:02
● 2016-01-28 04:02:00
● 2016-04-18 13:43:02
○ 2026-03-22 18:59:18
○ 2026-07-24 06:26:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
codalab.org	ns41.domaincontrol.com, ns42.domaincontrol.com	-

✅ Authoritative Response

Server:97.74.100.21

NS records: ns41.domaincontrol.com, ns42.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codalab.org (unsigned zone)

⏱️ Timing

Total: 379ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`185.199.108.153, 185.199.109.153...`
NS	2	`ns41.domaincontrol.com, ns42.domaincontrol.com`
MX	1	`smtpin-domext.lri.fr (pri: 10)`
TXT	1	`v=spf1 ip4:129.175.8.27/32 ip4:129.175.1`
SOA	1	`ns41.domaincontrol.com dns.jomax.net`

Analysis

Hierarchy

www.codalab.org is delegated beneath codalab.org.

IP Addresses

codalab.org points to the four IP addresses 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.

Among the host names that share IP numbers with codalab.org are darylrmanning-sys.github.io, sachinpatel1432.github.io, karolczyz97.github.io and two others.

Name Servers

codalab.org is delegated to two name servers: ns41.domaincontrol.com and ns42.domaincontrol.com.

codalab.org has the same name server delegation as a number of other domains, such as erarealsolutions.com, ledmeddevices.com, kompsoft.com and two more.

codalab.org shares at least some of its name servers with other domains, such as jagkc.org.

ns41.domaincontrol.com and ns42.domaincontrol.com each resolve to two IP addresses: ns41.domaincontrol.com points to 97.74.100.21 and 2603:5:2142::15, while ns42.domaincontrol.com points to 173.201.68.21 and 2603:5:2242::15.

Mail Servers

codalab.org routes its mail through a single mail server, smtpin-domext.lri.fr.

smtpin-domext.lri.fr resolves to a single IP number: 129.175.15.30.