lancert status

DNS performance and certificate readiness for private IP addresses.

Version v20260724.0 (0d80b5)
All monitored services are online

Last updated 26 Jul 2026, 23:03 UTC

DNS performance

Recent DNS activity and response quality. These numbers count lookups, not people or devices.

Local address lookups
1939

Last 24 hours

Responses delivered
100.0%

Sent successfully in the last 24 hours

Recent lookups
1

Last 5 minutes

Response time
500µs

95% of DNS responses · Last 24 hours

Lookup trend

Daily local address lookups over the last 30 days.

Peak: 2266 per day
27 Jun: 0 lookups28 Jun: 0 lookups29 Jun: 0 lookups30 Jun: 0 lookups1 Jul: 0 lookups2 Jul: 0 lookups3 Jul: 0 lookups4 Jul: 0 lookups5 Jul: 0 lookups6 Jul: 0 lookups7 Jul: 0 lookups8 Jul: 0 lookups9 Jul: 0 lookups10 Jul: 0 lookups11 Jul: 0 lookups12 Jul: 0 lookups13 Jul: 0 lookups14 Jul: 0 lookups15 Jul: 0 lookups16 Jul: 0 lookups17 Jul: 0 lookups18 Jul: 0 lookups19 Jul: 0 lookups20 Jul: 0 lookups21 Jul: 238 lookups22 Jul: 2260 lookups23 Jul: 952 lookups24 Jul: 2266 lookups25 Jul: 1610 lookups26 Jul: 1939 lookups
27 Jun26 Jul

Local address activity

Private IP addresses requested through DNS in the last 30 days. This does not indicate that a certificate exists.

Active local addresses
53

Unique private IPv4 addresses requested through DNS

Active network ranges
21

Unique /24 ranges containing those addresses

Certificates

Certificate availability and successful issuance activity.

Certificates cached
50

Available without a new Let’s Encrypt request

Total certificates issued
50

Includes initial issuances and renewals

Certificates renewed
0

Successful replacements of existing certificates

ARI renewal activity

No certificate renewals have been recorded yet.

— Not available

Where lookups are going

The most requested private address groups in the last 30 days. These are certificate targets, not visitor locations.

Private address blocks

Broad RFC 1918 address groups.

DestinationLookups
192.168.0.0/167653
10.0.0.0/81347
172.16.0.0/12265

Local network ranges

The busiest /24 ranges.

DestinationLookups
192.168.0.0/242615
192.168.1.0/242182
192.168.50.0/241060
10.0.0.0/24483
192.168.4.0/24470
192.168.100.0/24267
10.0.78.0/24266
192.168.124.0/24256
10.0.1.0/24213
192.168.31.0/24167
10.13.37.0/24147
172.17.0.0/24141
10.42.0.0/24136
192.168.88.0/24130
172.18.0.0/24124
192.168.51.0/24119
192.168.18.0/24118
192.168.7.0/24115
10.0.10.0/24102
192.168.5.0/2482

All others: 72 lookups

Local addresses

The most requested certificate targets.

DestinationLookups
192.168.50.45780
192.168.1.21742
192.168.0.7567
192.168.0.250548
192.168.4.32470
192.168.1.50337
192.168.0.242272
10.0.78.109266
192.168.124.19256
192.168.50.213179
192.168.31.134167
192.168.1.5166
10.0.0.10164
10.13.37.2147
192.168.0.9142
172.17.0.1141
10.42.0.1136
192.168.100.156136
192.168.100.42131
192.168.0.100130

All others: 3388 lookups