DNS Coffee ☕
Zone

hbo active

First Seen Aug 15, 2016 · First Import Aug 19, 2016 · Last Import Sep 21, 2026 · Type generic · Operator HBO Registry Services, Inc. · DNSSEC Signed since Apr 10, 2020

Also indexed as: Domain Nameserver

5
Domains
3,669
Zone Imports
6
Current Nameservers
3
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 6
Name First Seen Domains
b.nic.hbo Nov 06, 2021 1
a.nic.hbo Nov 06, 2021 1
c.nic.hbo Nov 06, 2021 1
ns3.dns.nic.hbo Aug 15, 2016 2
ns2.dns.nic.hbo Aug 15, 2016 2
ns1.dns.nic.hbo Aug 15, 2016 2
Past Nameservers 3
Name First Seen Last Seen Domains
ns6.dns.nic.hbo Aug 15, 2016 Nov 05, 2021 1
ns5.dns.nic.hbo Aug 15, 2016 Nov 05, 2021 1
ns4.dns.nic.hbo Aug 15, 2016 Nov 05, 2021 1
Sample Current Domains 0
No domains have been added to this zone recently.
The most recently added of the 5 domains in this zone, up to 50 — full lists via the API.
Sample Past Domains 0
No domains have left this zone recently.
The most recently removed domains that were in this zone and no longer are, up to 50 — full lists via the API.
SOA 1,767 serials
Primary NSns1.dns.nic.hbo
Mailboxadmin.tldns.godaddy.
Serial1789864633
Refresh30 minutes
Retry5 minutes
Expire7 days
Minimum TTL30 minutes
Show 10 recent serial changes
SerialFirst SeenLast Seen
1789864632 Sep 20, 2026 Sep 20, 2026
1789774632 Sep 19, 2026 Sep 19, 2026
1789684632 Sep 18, 2026 Sep 18, 2026
1789594623 Sep 17, 2026 Sep 17, 2026
1789504622 Sep 16, 2026 Sep 16, 2026
1789414623 Sep 15, 2026 Sep 15, 2026
1789324622 Sep 14, 2026 Sep 14, 2026
1789234622 Sep 13, 2026 Sep 13, 2026
1789144622 Sep 12, 2026 Sep 12, 2026
1789054623 Sep 11, 2026 Sep 11, 2026
Records Browse all

Catch-all zone-file records indexed under this zone, by type.

TXT 1
DNSSEC signed

Signed since Apr 10, 2020.

Signed domains: 1 · DS records: 1 (as of Sep 21, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAdR+TBCAXpB8a8upUoEH2ex4zYCmWsoFO2CsVe/Cye1lIf5GC/fpIA+nJn2Jt0cU/kqvqGPhRX4zFrpNaa07kIxgSg7w/8P/5ROY310ZYuYaFDn4rtUWJoyFnFa2l8MmirnZ4mbKryJq6z0YZEAVFMdbjDIWfL/cXJ/VlubW1iIfNKF2ezw+xX19GUYT4mZ5YjIiZ3Hjss13Hnt2INoTk/OUm3ZAyKhIpsh+AnxvA93njpPPzzgGDcZsDr9L0B17BPJz7T/sBFXQCvdFpEi+atllW7xzOgpQfVsztgZrye0Cua4Hh6culpeh35x5YomVBhXttSaPBusd14t0TxshL4c=
 Jul 12, 2023
ZSK RSA/SHA-256
showAwEAAcLDERee1yKOP0tHrLaaa+Silpdf02zMSzadvIIJzQP7IusV6WT3Wbanm6BTGmUrcOxYJaF36HhUxnnKyo+fnlJT0tp6AgxIKlOnvP2wLoLbckO5Aj8yLMWJTZgoX3R17/PLprS1EHBMOM3UAD8gwQ1spLrPSQcLLTAOlY20+V4ZaoT/6ycH/dgmrFKu6mkp/1Cfgpe0+torEqCwOTiX1xk=
 Mar 15, 2022
SignsKey TagSignerExpires
SOA 9348 hbo Oct 04, 2026
DNSKEY 32689 hbo Oct 04, 2026
5 retired DNSKEYs no longer published.