nextdose.org - robtex.com

nextdose.org

DNSSEC⚠️ Not signed
A139.80.226.79🇳🇿 OTAGO-UNIVERSITY-AS-NZ-AP139.80.0.0/16 University of Otago PO Box 56
PTRnextdose.org
PTRnextdose.otago.ac.nz
NSdns-1.otago.ac.nz ⭐
A139.80.136.48🇳🇿 OTAGO-UNIVERSITY-AS-NZ-AP139.80.0.0/16 University of Otago PO Box 56
PTRdns-1.otago.ac.nz
NSns0029.secondary.cloudflare.com
A2606:4700:51::a29f:201e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns0029.secondary.cloudflare.com
A162.159.32.30Cloudflare162.159.32.0/23 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns0029.secondary.cloudflare.com
NSns0250.secondary.cloudflare.com
A2606:4700:59::a29f:217d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns0250.secondary.cloudflare.com
A162.159.33.125Cloudflare162.159.32.0/23 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns0250.secondary.cloudflare.com
SOAdns-1.otago.ac.nzsoa@otago.ac.nz serial=762103258

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1778600513

PTR for

79.226.80.139.in-addr.arpa

Same first word

nextdose.org

Similar names

sodexnet.com
extendos.fr
edxnotes.com
setxendo.com

DNS History

14 records (4 active, 10 former)

20162017201820192020202120222023202420252026NSdns-1.otago.ac.nzns0029.secondary.cloudflare.comns0250.secondary.cloudflare.comdns1.auckland.ac.nzdns2.auckland.ac.nzgrid01.auckland.ac.nzMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA139.80.226.79130.216.128.200130.216.156.141
●NSdns-1.otago.ac.nz2026-02-23 → 2026-05-12 · 3 obs
○ 2018-08-11 12:25:56
● 2026-02-23 02:56:18
● 2026-05-12 16:07:22
○NSdns1.auckland.ac.nz2015-07-18 → 2018-08-11 · 4 obs
● 2015-07-18 07:41:00
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
○NSdns2.auckland.ac.nz2015-07-18 → 2018-08-11 · 4 obs
● 2015-07-18 07:41:00
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
○NSgrid01.auckland.ac.nz2015-07-18 → 2018-08-11 · 4 obs
● 2015-07-18 07:41:00
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
●NSns0029.secondary.cloudflare.com2026-02-23 → 2026-05-12 · 3 obs
○ 2018-08-11 12:25:56
● 2026-02-23 02:56:18
● 2026-05-12 16:07:22
●NSns0250.secondary.cloudflare.com2026-02-23 → 2026-05-12 · 3 obs
○ 2018-08-11 12:25:56
● 2026-02-23 02:56:18
● 2026-05-12 16:07:22
○MXalt1.aspmx.l.google.com2015-07-18 → 2018-08-11 · 4 obs
● 2015-07-18 07:41:00
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
○MXalt2.aspmx.l.google.com2015-07-18 → 2018-08-11 · 4 obs
● 2015-07-18 07:41:00
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
○MXaspmx.l.google.com2015-07-18 → 2018-08-11 · 4 obs
● 2015-07-18 07:41:00
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
○MXaspmx2.googlemail.com2015-07-18 → 2018-08-11 · 4 obs
● 2015-07-18 07:41:00
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
○MXaspmx3.googlemail.com2015-07-18 → 2018-08-11 · 4 obs
● 2015-07-18 07:41:00
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
○A130.216.128.2002015-07-18 → 2017-02-01 · 4 obs
● 2015-07-18 07:41:00
● 2017-02-01 16:37:28
○ 2018-08-11 12:25:56
○ 2026-05-12 16:07:22
○A130.216.156.1412018-08-11 → 2018-08-11 · 4 obs
○ 2017-02-01 16:37:28
● 2018-08-11 12:25:56
○ 2026-02-23 02:56:18
○ 2026-05-12 16:07:22
●A139.80.226.792026-02-23 → 2026-05-12 · 3 obs
○ 2018-08-11 12:25:56
● 2026-02-23 02:56:18
● 2026-05-12 16:07:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
nextdose.orgns0029.secondary.cloudflare.com, ns0250.secondary.cloudflare.com-

✅ Authoritative Response

Server:162.159.33.125

NS records: ns0029.secondary.cloudflare.com, ns0250.secondary.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nextdose.org (unsigned zone)

⏱️ Timing

Total: 3494ms | Queries: -

📄 Records

TypeCountSample Data
A1139.80.226.79
NS2ns0029.secondary.cloudflare.com, ns0250.secondary.cloudflare.com
SOA1dns-1.otago.ac.nz soa.otago.ac.nz

Analysis

IP Addresses

nextdose.org points to a single IP number: 139.80.226.79.

Name Servers

The domain nextdose.org is delegated to three name servers: ns0029.secondary.cloudflare.com, ns0250.secondary.cloudflare.com and dns-1.otago.ac.nz.

nextdose.org shares name servers with other domains at least partially, for instance universityofotago.info, onlyotago.kiwi.nz, geography.otago.ac.nz, otagouniversity.kiwi and chemistry.otago.ac.nz.

these name servers are commonly used with ns0072.secondary.cloudflare.com, ns0203.secondary.cloudflare.com, edns1.ultradns.biz, edns1.ultradns.com, edns1.ultradns.net, edns1.ultradns.org, ns0226.secondary.cloudflare.com and dr-ib02.corporate.local.

Host names with two IPs:

ns0029.secondary.cloudflare.com points to 2606:4700:51::a29f:201e and 162.159.32.30.

ns0250.secondary.cloudflare.com points to 2606:4700:59::a29f:217d and 162.159.33.125.

Host names with one IP:

dns-1.otago.ac.nz points to 139.80.136.48.