Domain Intelligence Report
heroku.com
Lineage
Sep 9, 2011 → Oct 30, 2026Registry record since 2011 · 5 renewals on record · DNS at NS1 + herokudns.net · 2 nameserver changes seen.
Registrar
413 snapshots
DYNAMIC NETWORK SERVICES, INCMarkMonitor, Inc.Moved to DYNAMIC NETWORK SERVICES, INCbetween Sep 13, 2011 and Oct 19, 2011From EASYDNS TECHNOLOGIES, INC to DYNAMIC NETWORK SERVICES, INC, with 5 years added. Expiry moved from 2014-06-14 to 2019-06-14.Moved to MarkMonitor, Incbetween Dec 15, 2016 and Dec 24, 2016From DYNAMIC NETWORK SERVICES, INC to MarkMonitor, Inc, with 2 years added. Expiry moved from 2019-06-15 to 2021-06-14.Renewed +2 yearsbetween Apr 15, 2021 and May 16, 2021Expiry moved from 2021-06-14 to 2023-06-14, at MarkMonitor, Inc.Renewed +2 yearsbetween May 4, 2023 and May 26, 2023Expiry moved from 2023-06-14 to 2025-06-15, at MarkMonitor, Inc.Renewed +2 yearsbetween May 1, 2025 and May 15, 2025Expiry moved from 2025-06-15 to 2027-06-15, at MarkMonitor, Inc.
Nameservers
registry zone files
DNS moved to Amazon Route 53 + Oracle Dynbetween Apr 1, 2016 and Apr 3, 2018ns1.p19.dynect.net, ns2.p19.dynect.net, ns3.p19.dynect.net, ns4.p19.dynect.net → ns-1253.awsdns-28.org, ns-1538.awsdns-00.co.uk, ns-405.awsdns-50.com, ns-975.awsdns-57.net, ns1.p19.dynect.net, ns2.p19.dynect.net, ns3.p19.dynect.net, ns4.p19.dynect.net.DNS moved to NS1 + herokudns.netbetween Apr 3, 2018 and Aug 5, 2026ns-1253.awsdns-28.org, ns-1538.awsdns-00.co.uk, ns-405.awsdns-50.com, ns-975.awsdns-57.net, ns1.p19.dynect.net, ns2.p19.dynect.net, ns3.p19.dynect.net, ns4.p19.dynect.net → dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.herokudns.net, ns02.herokudns.net, ns03.herokudns.net, ns04.herokudns.net.
201520192026
What changed
- DNS moved to NS1 + herokudns.net between Apr 3, 2018 and Aug 5, 2026ns-1253.awsdns-28.org, ns-1538.awsdns-00.co.uk, ns-405.awsdns-50.com, ns-975.awsdns-57.net, ns1.p19.dynect.net, ns2.p19.dynect.net, ns3.p19.dynect.net, ns4.p19.dynect.net → dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.herokudns.net, ns02.herokudns.net, ns03.herokudns.net, ns04.herokudns.net.
- Renewed +2 years between May 1, 2025 and May 15, 2025Expiry moved from 2025-06-15 to 2027-06-15, at MarkMonitor, Inc.
- Renewed +2 years between May 4, 2023 and May 26, 2023Expiry moved from 2023-06-14 to 2025-06-15, at MarkMonitor, Inc.
- Renewed +2 years between Apr 15, 2021 and May 16, 2021Expiry moved from 2021-06-14 to 2023-06-14, at MarkMonitor, Inc.
- DNS moved to Amazon Route 53 + Oracle Dyn between Apr 1, 2016 and Apr 3, 2018ns1.p19.dynect.net, ns2.p19.dynect.net, ns3.p19.dynect.net, ns4.p19.dynect.net → ns-1253.awsdns-28.org, ns-1538.awsdns-00.co.uk, ns-405.awsdns-50.com, ns-975.awsdns-57.net, ns1.p19.dynect.net, ns2.p19.dynect.net, ns3.p19.dynect.net, ns4.p19.dynect.net.
- Moved to MarkMonitor, Inc between Dec 15, 2016 and Dec 24, 2016From DYNAMIC NETWORK SERVICES, INC to MarkMonitor, Inc, with 2 years added. Expiry moved from 2019-06-15 to 2021-06-14.
- Moved to DYNAMIC NETWORK SERVICES, INC between Sep 13, 2011 and Oct 19, 2011From EASYDNS TECHNOLOGIES, INC to DYNAMIC NETWORK SERVICES, INC, with 5 years added. Expiry moved from 2014-06-14 to 2019-06-14.
Registrar and renewals: 413 WHOIS/RDAP snapshots, 2011-09-09 to 2026-05-16 (ledger built 2026-09-27). Every renewal
Nameservers, registry zone files: 103 .com zone-file snapshots held, 2013-10-18 to 2026-10-29.
Hatched = the span we hold records for. A coloured bar runs only between observations that named the same registrar or operator; nothing is assumed in between.
Each mark sits at the first observation of the new state; its bracket runs back to the last observation of the old one.
Gathering intelligence... (12/12)
DNS
WHOIS
Security
Email
DNSSEC
Threats
Deliverability
SSL/TLS
HTTP
Tech Stack
Subdomains
Archive
Safe
DNSSEC unsignedno attacks or spoofing
Up
HTTP 200reachable and responding
Right
Set up Page Watchit is what it is
Ready
48d aheadyou see what's coming
Outline
WHOIS
MarkMonitor Inc. · registered 19 years ago · expires Jun 15, 2027
DNS
1 A · 1 MX · 8 NS · 1 SOA · 5 TXT · 1 AAAA
SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 48d · 2 SANs
Email Auth
SPF ✓ · DKIM ✓ · DMARC ✓ (p=reject)
DNSSEC
not signed
Tech Stack
Host: Automattic, Inc · Email: Google Workspace · DNS: NS1 · nginx
HTTP
2 redirect → 200 · HSTS ✓ · CSP ✓ · X-Frame ✓ · Nosniff ✓
Security
B (160/215) · 1 critical · 2 high
Threats
risk: none
Deliverability
A (94/100) · 1 MX · 9 IPs · 2 issue(s)
Subdomains
4 found · 102 answered (10 timed out) — email, m, www, www2
Web Archive
DNS Recordschecked 11.3d ago
Details1 A · 1 MX · 8 NS · 1 SOA · 5 TXT · 1 AAAA
WHOISchecked 11.3d ago
DetailsThen vs Nownew
DetailsSame organisation as in 2013.
“Heroku.com is a ruby hosting platform in the cloud” — AboutUs, 2013
Now: Software or technology · actively maintained
AI-judged Sep 29, 2026: likely, not verified
SSL/TLSchecked 11.3d ago
DetailsValid certificate
Issuer: Let's Encrypt
Protocol: TLSv1.3
Expires in 48 days
2 SAN(s)
Securitychecked 11.3d ago
DetailsB
160/215
1 critical2 high1 medium
Weakest: Record Security, Basic Security
Email Authchecked 11.3d ago
DetailsSPFDKIMDMARC
Policy: reject
DNSSECchecked 11.3d ago
DetailsNot DNSSEC-signed
Tech Stackchecked 11.3d ago
DetailsAutomattic, IncnginxEmail: Google WorkspaceDNS: NS1Google Search Console
HTTP / Headerschecked 11.3d ago
Details2 redirect(s) → 200
HSTSCSPX-FrameNosniff
Threatschecked 11.3d ago
DetailsRisk: none · score 0
Zone census
Subdomainschecked 11.3d ago
DetailsWeb Archivechecked 11.3d ago
DetailsFirst archived: unknown
Deliverabilitychecked 11.3d ago
DetailsA
94/100 · 2 issue(s)
1 MX · 9 IP(s)
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